├── .gitignore
├── 0001-0099
    ├── 10A-PowerConsumptionCalculation.cpp
    ├── 11A-IncreasingSequence.cpp
    ├── 11B-JumpingJack.cpp
    ├── 12A-SuperAgent.cpp
    ├── 12B-CorrectSolution.cpp
    ├── 12C-Fruits.cpp
    ├── 13A-Numbers.cpp
    ├── 14A-Letter.cpp
    ├── 14B-YoungPhotographer.cpp
    ├── 14D-TwoPaths.cpp
    ├── 15A-CottageVillage.cpp
    ├── 16A-Flag.cpp
    ├── 16B-BurglarAndMatches.cpp
    ├── 16C-Monitor.cpp
    ├── 17A-NoldbachProblem.cpp
    ├── 17B-Hierarchy.cpp
    ├── 18A-Triangle.cpp
    ├── 18B-Platforms.cpp
    ├── 18C-Stripe.cpp
    ├── 19A-WorldFootballCup.cpp
    ├── 1A-TheaterSquare.cpp
    ├── 1B-Spreadsheets.cpp
    ├── 20A-BerOSFileSystem.cpp
    ├── 20B-Equation.cpp
    ├── 20C-Dijkstra.cpp
    ├── 22A-SecondOrderStatistics.cpp
    ├── 22B-BargainingTable.cpp
    ├── 22C-SystemAdministrator.cpp
    ├── 23A-YoureGivenAString.cpp
    ├── 23B-Party.cpp
    ├── 24A-RingRoad-old.cpp
    ├── 24A-RingRoad.cpp
    ├── 25A-IQTest.cpp
    ├── 25B-PhoneNumbers.cpp
    ├── 25D-RoadsNotOnlyInBerland.cpp
    ├── 26A-AlmostPrime.cpp
    ├── 26B-RegularBracketSequence.cpp
    ├── 27A-NextTest.cpp
    ├── 27B-Tournament.cpp
    ├── 27C-UnorderedSubsequence.cpp
    ├── 27E-NumberWithTheGivenAmountOfDivisors.cpp
    ├── 28B-pSort.cpp
    ├── 29A-SpitProblem.cpp
    ├── 29B-TrafficLights.cpp
    ├── 29C-MailStamps.cpp
    ├── 2A-Winner.cpp
    ├── 2B-TheLeastRoundWay.cpp
    ├── 30A-Accounting.cpp
    ├── 31A-WormsEvolution.cpp
    ├── 31B-SysadminBob.cpp
    ├── 32A-Reconnaissance.cpp
    ├── 32B-Borze.cpp
    ├── 33A-WhatIsForDinner.cpp
    ├── 33C-WonderfulRandomizedSum.cpp
    ├── 34A-Reconnaissance2.cpp
    ├── 34B-Sale.cpp
    ├── 34C-PageNumbers.cpp
    ├── 34D-RoadMap.cpp
    ├── 35A-ShellGame.cpp
    ├── 35C-FireAgain.cpp
    ├── 36A-ExtraTerrestrialIntelligence.cpp
    ├── 36D-NewGameWithAChessPiece.cpp
    ├── 37A-Towers.cpp
    ├── 38A-Army.cpp
    ├── 38B-Chess.cpp
    ├── 38C-Blinds.cpp
    ├── 39B-CompanyIncomeGrowth.cpp
    ├── 39D-CubicalPlanet.cpp
    ├── 39F-PacifistFrogs.cpp
    ├── 39H-MultiplicationTable.cpp
    ├── 39J-SpellingCheck.cpp
    ├── 3A-ShortestPathOfTheKing.cpp
    ├── 3C-TicTacToe.cpp
    ├── 40A-FindColor.cpp
    ├── 41A-Translation.cpp
    ├── 41B-MartianDollar.cpp
    ├── 41C-EmailAddress.cpp
    ├── 42A-GuiltyToTheKitchen.cpp
    ├── 43A-Football.cpp
    ├── 43B-Letter.cpp
    ├── 43C-LuckyTickets.cpp
    ├── 44A-IndianSummer.cpp
    ├── 44C-Holidays.cpp
    ├── 44E-AnfisaTheMonkey.cpp
    ├── 45A-CodecraftIII.cpp
    ├── 45I-TCMCF+++.cpp
    ├── 46A-BallGame.cpp
    ├── 46B-TshirtsFromSponsor.cpp
    ├── 46C-HamstersAndTigers.cpp
    ├── 47A-TriangularNumbers.cpp
    ├── 47B-Coins.cpp
    ├── 48A-RockPaperScissors.cpp
    ├── 48B-LandLot.cpp
    ├── 48C-TheRace.cpp
    ├── 48D-Permutations.cpp
    ├── 49A-Sleuth.cpp
    ├── 49B-Sum.cpp
    ├── 4A-Watermelon.cpp
    ├── 4B-BeforeAnExam.cpp
    ├── 4C-RegistrationSystem.cpp
    ├── 4D-MysteriousPresent.cpp
    ├── 50A-DominoPiling.cpp
    ├── 50B-ChoosingSymbolPairs.cpp
    ├── 51A-CheateriusProblem.cpp
    ├── 52A-123Sequence.cpp
    ├── 53C-LittleFrog.cpp
    ├── 54A-Presents.cpp
    ├── 55A-FleaTravel.cpp
    ├── 55B-SmallestNumber.cpp
    ├── 55C-PieOrDie.cpp
    ├── 56A-Bar.cpp
    ├── 56B-SpoiltPermutation.cpp
    ├── 57A-SquareEarth.cpp
    ├── 58A-ChatRoom.cpp
    ├── 58B-Coins.cpp
    ├── 59A-Word.cpp
    ├── 59B-FortuneTelling.cpp
    ├── 5A-ChatServersOutgoingTraffic.cpp
    ├── 5B-CenterAlignment.cpp
    ├── 5C-LongestRegularBrackerSequence.cpp
    ├── 60A-WhereAreMyFlakes.cpp
    ├── 60B-SerialTime.cpp
    ├── 61A-UltraFastMathematician.cpp
    ├── 61B-HardWork.cpp
    ├── 61D-EternalVictory.cpp
    ├── 62A-AStudentsDream.cpp
    ├── 63A-SinkingShip.cpp
    ├── 63B-SettlersTraining.cpp
    ├── 65A-HarryPotterAndThreeSpells.cpp
    ├── 66A-PetyaAndJava.cpp
    ├── 66B-PetyaAndCountryside.cpp
    ├── 66D-PetyaAndHisFriends.cpp
    ├── 67A-PartialTeacher.cpp
    ├── 68A-IrrationalProblem.cpp
    ├── 68B-EnergyExchange.cpp
    ├── 69A-YoungPhysicist.cpp
    ├── 69B-Bets.cpp
    ├── 69E-Subsegments.cpp
    ├── 6A-Triangle.cpp
    ├── 6B-PresidentsOffice.cpp
    ├── 6C-AliceBobAndChocolate.cpp
    ├── 6E-Exposition.cpp
    ├── 70A-Cookies.cpp
    ├── 71A-WayTooLongWords.cpp
    ├── 71B-ProgressBar.cpp
    ├── 71C-RoundTableKnights.cpp
    ├── 73A-TheElderTrollsIVOblivion.cpp
    ├── 74A-RoomLeader.cpp
    ├── 74B-Train.cpp
    ├── 75A-LifeWithoutZeros.cpp
    ├── 75B-FacetookPriorityWall.cpp
    ├── 75C-ModifiedGCD.cpp
    ├── 77B-FallingAnvils.cpp
    ├── 78A-Haiku.cpp
    ├── 78B-EasterEggs.cpp
    ├── 78C-BeaverGame.cpp
    ├── 79A-BusGame.cpp
    ├── 79B-ColorfulField.cpp
    ├── 7A-KalevitchAndChess.cpp
    ├── 7C-Line.cpp
    ├── 7D-PalindromeDegree.cpp
    ├── 80A-PanoramixsPrediction.cpp
    ├── 80B-Depression.cpp
    ├── 81A-Plugin.cpp
    ├── 81B-SequenceFormatting.cpp
    ├── 81C-AverageScore-OLD.cpp
    ├── 81C-AverageScore.cpp
    ├── 82A-DoubleCola.cpp
    ├── 83A-MagicalArray.cpp
    ├── 84A-ToyArmy.cpp
    ├── 85A-CowsAndSequence.cpp
    ├── 87A-Trains.cpp
    ├── 88A-Chord.cpp
    ├── 89A-Robbery.cpp
    ├── 8A-TrainAndPeter.cpp
    ├── 8B-ObsessionWithRobots.cpp
    ├── 90A-Cableway.cpp
    ├── 90B-AfricanCrossword.cpp
    ├── 91A-NewspaperHeadline.cpp
    ├── 91B-Queue.cpp
    ├── 92A-Chips.cpp
    ├── 92B-BinaryNumber-OLD.cpp
    ├── 92B-BinaryNumber.cpp
    ├── 93A-Frames.cpp
    ├── 94A-RestoringPassword.cpp
    ├── 94B-Friends.cpp
    ├── 96A-Football.cpp
    ├── 96B-LuckyNumbersEasy.cpp
    ├── 99A-HelpFarAwayKingdom.cpp
    ├── 99B-HelpChefGerasim.cpp
    ├── 9A-DieRoll.cpp
    ├── 9B-RunningStudent.cpp
    └── 9C-HexadecimalsNumbers.cpp
├── 0100-0199
    ├── 102A-Clothes.cpp
    ├── 102B-SumOfDigits.cpp
    ├── 103A-TestingPantsForSadness.cpp
    ├── 103B-Cthulhu.cpp
    ├── 104A-Blackjack.cpp
    ├── 105A-Transmigration.cpp
    ├── 106A-CardGame.cpp
    ├── 106B-ChoosingLaptop.cpp
    ├── 107A-DormWaterSupply.cpp
    ├── 107B-BasketballTeam.cpp
    ├── 108A-PalindromicTimes.cpp
    ├── 108B-Datatypes.cpp
    ├── 109A-LuckySumOfDigits.cpp
    ├── 110A-NearlyLuckyNumber.cpp
    ├── 110B-LuckyString.cpp
    ├── 111A-PetyaAndInequations.cpp
    ├── 111B-PetyaAndDivisors.cpp
    ├── 112A-PetyaAndStrings.cpp
    ├── 112B-PetyaAndSquare.cpp
    ├── 114A-Cifera.cpp
    ├── 114B-PFASTInc.cpp
    ├── 115A-Party.cpp
    ├── 115B-Lawnmower.cpp
    ├── 116A-Tram.cpp
    ├── 116B-LittlePigsAndWolves.cpp
    ├── 117A-Elevator.cpp
    ├── 117B-VeryInterestingGame.cpp
    ├── 117C-Cycle.cpp
    ├── 118A-StringTask.cpp
    ├── 118B-PresentFromLena.cpp
    ├── 118D-CaesarsLegions.cpp
    ├── 119A-EpicGame.cpp
    ├── 120A-Elevator.cpp
    ├── 120B-QuizLeague.cpp
    ├── 120C-WinnieThePoohAndHoney.cpp
    ├── 120D-ThreeSons.cpp
    ├── 120E-PutKnight.cpp
    ├── 120F-Spiders.cpp
    ├── 121A-LuckySum.cpp
    ├── 121B-LuckyTransformation.cpp
    ├── 122A-LuckyDivision.cpp
    ├── 122B-LuckySubstring.cpp
    ├── 123A-PrimePermutation.cpp
    ├── 124A-TheNumberOfPositions.cpp
    ├── 124B-Permutations.cpp
    ├── 124D-Squares.cpp
    ├── 125A-MeasuringLengthsInBaden.cpp
    ├── 125B-SimpleXML.cpp
    ├── 126A-HotBath.cpp
    ├── 126B-Password.cpp
    ├── 126B-Password_B.cpp
    ├── 127A-WastedTime.cpp
    ├── 127B-CanvasFrames.cpp
    ├── 128A-Statues.cpp
    ├── 128C-GamesWithRectangle.cpp
    ├── 129A-Cookies.cpp
    ├── 129B-StudentsAndShoelaces.cpp
    ├── 131A-CapsLock.cpp
    ├── 131B-OppositesAttract.cpp
    ├── 131C-TheWorldIsATheatre.cpp
    ├── 131D-Subway.cpp
    ├── 132A-TuringTape.cpp
    ├── 133A-HQ9+.cpp
    ├── 133B-Unary.cpp
    ├── 134A-AverageNumbers.cpp
    ├── 135A-Replacement.cpp
    ├── 135B-RectangleAndSquare.cpp
    ├── 135C-ZeroOne.cpp
    ├── 136A-Presents.cpp
    ├── 136B-TernaryLogic.cpp
    ├── 137A-PostcardsAndPhotos.cpp
    ├── 137B-Permutation.cpp
    ├── 137C-History.cpp
    ├── 138A-LiteratureLesson.cpp
    ├── 139A-PetrAndBook.cpp
    ├── 140A-NewYearTable.cpp
    ├── 140B-NewYearCards.cpp
    ├── 140C-NewYearSnowmen.cpp
    ├── 140D-NewYearContest.cpp
    ├── 141A-AmusingJoke.cpp
    ├── 141B-Hopscotch.cpp
    ├── 141C-Queue.cpp
    ├── 142A-HelpFarmer.cpp
    ├── 142B-HelpGeneral.cpp
    ├── 143A-HelpVasilisaTheWise2.cpp
    ├── 143B-HelpKingdomOfFarFarAway2.cpp
    ├── 144A-ArrivalOfTheGeneral.cpp
    ├── 144B-Meeting.cpp
    ├── 144C-AnagramSearch.cpp
    ├── 145A-LuckyConversion.cpp
    ├── 145B-LuckyNumber2.cpp
    ├── 146A-LuckyTicket.cpp
    ├── 146B-LuckyMask.cpp
    ├── 147A-Punctuation.cpp
    ├── 148A-InsomniaCure.cpp
    ├── 148B-Escape.cpp
    ├── 148C-TersePrincess.cpp
    ├── 148D-BagOfMice-OLD.cpp
    ├── 148D-BagOfMice.cpp
    ├── 149A-BusinessTrip.cpp
    ├── 149B-MartianClock.cpp
    ├── 149C-DivisionInTeams.cpp
    ├── 150A-WinOrFreeze.cpp
    ├── 150B-QuantityOfStrings.cpp
    ├── 151A-SoftDrinking.cpp
    ├── 151B-PhoneNumbers.cpp
    ├── 152A-Marks.cpp
    ├── 152B-Steps.cpp
    ├── 152C-PocketBook.cpp
    ├── 154A-Hometask.cpp
    ├── 154B-Colliders-OLD.cpp
    ├── 154B-Colliders.cpp
    ├── 154B-Colliders_iostream.cpp
    ├── 154B-Colliders_iostreamNoFlush.cpp
    ├── 154D-FlatlandFencing.cpp
    ├── 155A-ILoveUsername.cpp
    ├── 155B-Combination.cpp
    ├── 156A-Message.cpp
    ├── 156B-Suspects.cpp
    ├── 157A-GameOutcome.cpp
    ├── 157B-Trace.cpp
    ├── 158A-NextRound.cpp
    ├── 158B-Taxi.cpp
    ├── 158C-CdAndPwdCommands.cpp
    ├── 158D-IceSculptures.cpp
    ├── 159A-FriendsOrNot.cpp
    ├── 159B-Matchmaker.cpp
    ├── 159C-StringManipulation.cpp
    ├── 159D-PalindromePairs.cpp
    ├── 160A-Twins.cpp
    ├── 160B-UnluckyTicket.cpp
    ├── 160C-FindPair.cpp
    ├── 161A-DressEmInVests.cpp
    ├── 161B-Discounts.cpp
    ├── 161D-DistanceInTree.cpp
    ├── 163A-SubstringAndSubsequence.cpp
    ├── 165A-SupercentralPoint.cpp
    ├── 165B-BurningMidnightOil.cpp
    ├── 165C-AnotherProblemOnStrings.cpp
    ├── 166A-RankList.cpp
    ├── 166C-Median.cpp
    ├── 166E-Tetrahedron.cpp
    ├── 167A-WizardsAndTrolleybuses.cpp
    ├── 167C-WizardsAndNumbers.cpp
    ├── 168A-WizardsAndDemonstration.cpp
    ├── 169A-Chores.cpp
    ├── 169B-ReplacingDigits.cpp
    ├── 171A-MysteriousNumbers.cpp
    ├── 171B-Start.cpp
    ├── 171C-APieceOfCake.cpp
    ├── 171D-BrokenChecker.cpp
    ├── 171G-MysteriousNumbers2.cpp
    ├── 172A-PhoneCode.cpp
    ├── 172B-PseudorandomSequencePeriod.cpp
    ├── 173A-RockPaperScissors.cpp
    ├── 174A-ProblemAboutEquation.cpp
    ├── 174B-FileList.cpp
    ├── 175A-RobotBicornAttack.cpp
    ├── 175B-PlaneOfTanksPro.cpp
    ├── 176A-TradingBusiness.cpp
    ├── 177A1-GoodMatrixElements.cpp
    ├── 177A2-GoodMatrixElements.cpp
    ├── 177B1-RectangularGame.cpp
    ├── 177B2-RectangularGame.cpp
    ├── 177C1-Party.cpp
    ├── 177D1-EncryptingMessages.cpp
    ├── 177D2-EncryptingMessages.cpp
    ├── 178A1-EducationalGame.cpp
    ├── 178A2-EducationalGame.cpp
    ├── 178A3-EducationalGame.cpp
    ├── 180C-Letter.cpp
    ├── 180F-MathematicalAnalysisRocks.cpp
    ├── 181A-SeriesOfCrimes.cpp
    ├── 181B-NumberOfTriplets.cpp
    ├── 182B-VasyasCalendar.cpp
    ├── 182D-CommonDivisors.cpp
    ├── 185A-Plant.cpp
    ├── 185B-MushroomScientists.cpp
    ├── 186A-ComparingStrings.cpp
    ├── 186B-GrowingMushrooms.cpp
    ├── 187A-Permutations.cpp
    ├── 189A-CutRibbon.cpp
    ├── 189B-CountingRhombi.cpp
    ├── 190A-VasyaAndTheBus.cpp
    ├── 190B-Surrounded.cpp
    ├── 191A-DynastyPuzzles.cpp
    ├── 192A-FunkyNumbers.cpp
    ├── 192B-WalkingInTheRain.cpp
    ├── 193A-CuttingFigure.cpp
    ├── 194A-Exams.cpp
    ├── 194B-Square.cpp
    ├── 195A-LetsWatchFootbal.cpp
    ├── 195B-AfterTraining.cpp
    ├── 196A-LexicographicallyMaximumSubsequence.cpp
    ├── 196B-InfiniteMaze.cpp
    ├── 197A-PlateGame.cpp
    ├── 197B-Limit.cpp
    ├── 198A-AboutBacteria-Short.cpp
    ├── 198A-AboutBacteria.cpp
    └── 199A-HexadecimalsTheorem.cpp
├── 0200-0299
    ├── 200B-Drinks.cpp
    ├── 201A-ClearSymmetry.cpp
    ├── 202A-LLPS.cpp
    ├── 203A-TwoProblems.cpp
    ├── 203B-GameOnPaper.cpp
    ├── 203C-Photographer.cpp
    ├── 204A-LittleElephantAndInterval.cpp
    ├── 204B-LittleElephantAndCards.cpp
    ├── 205A-LittleElephantAndRozdil.cpp
    ├── 205B-LittleElephantAndSorting.cpp
    ├── 208A-Dubstep.cpp
    ├── 208D-PrizesPrizesMorePrizes.cpp
    ├── 214A-SystemOfEquations.cpp
    ├── 214B-Hometask.cpp
    ├── 215A-BicycleChain.cpp
    ├── 215B-OlympicMedal.cpp
    ├── 215D-HotDays.cpp
    ├── 216A-TilingWithHexagons.cpp
    ├── 216B-FormingTeams.cpp
    ├── 217A-IceSkating.cpp
    ├── 218A-MountainScenery.cpp
    ├── 218B-Airport.cpp
    ├── 219A-KString.cpp
    ├── 219B-SpecialOfferSuperPrice999Bourles.cpp
    ├── 219C-ColorStripe.cpp
    ├── 219D-ChoosingCapitalForTreeland.cpp
    ├── 220A-LittleElephantAndProblem.cpp
    ├── 221A-LittleElephantAndFunction.cpp
    ├── 221B-LittleElephantAndNumbers.cpp
    ├── 222A-ShooshunsAndSequence.cpp
    ├── 222B-CosmicTables.cpp
    ├── 222D-Olympiad.cpp
    ├── 224A-Parallelepiped.cpp
    ├── 224B-Array.cpp
    ├── 225A-DiceTower.cpp
    ├── 225B-WellKnownNumbers.cpp
    ├── 225C-Barcode.cpp
    ├── 226A-FlyingSaucerSegments.cpp
    ├── 227A-WhereDoITurn.cpp
    ├── 227B-EffectiveApproach.cpp
    ├── 228A-IsYourHorseShoeOnTheOtherHoof.cpp
    ├── 228B-TwoTables.cpp
    ├── 229A-Shifts-OLD.cpp
    ├── 229A-Shifts.cpp
    ├── 230-KthSmallestElementInABST.cpp
    ├── 230A-Dragons.cpp
    ├── 230B-TPrimes.cpp
    ├── 231A-Team.cpp
    ├── 231B-MagicWizardryAndWonders.cpp
    ├── 231C-ToAddOrNotToAdd.cpp
    ├── 231D-MagicBox.cpp
    ├── 232A-Cycles-alt.cpp
    ├── 232A-Cycles.cpp
    ├── 233A-PerfectPermutation.cpp
    ├── 233B-NonSquareEquation.cpp
    ├── 234A-LefthandersAndRighthanders.cpp
    ├── 234B-Reading.cpp
    ├── 234C-Weather.cpp
    ├── 235A-LCMChallenge.cpp
    ├── 235B-LetsPlayOsu.cpp
    ├── 236A-BoyOrGirl.cpp
    ├── 236B-EasyNumberChallenge.cpp
    ├── 237A-FreeCash.cpp
    ├── 237B-YoungTable.cpp
    ├── 237C-PrimesOnInterval.cpp
    ├── 238A-NotWoolSequences.cpp
    ├── 239A-TwoBagsOfPotatoes.cpp
    ├── 241A-OldPeykan.cpp
    ├── 242A-HeadsOrTails.cpp
    ├── 242B-BigSegment.cpp
    ├── 242E-XOROnSegment.cpp
    ├── 243A-TheBrandNewFunction.cpp
    ├── 244A-DividingOrange.cpp
    ├── 244B-UndoubtedlyLuckyNumbers.cpp
    ├── 245A-SystemAdministrator.cpp
    ├── 245B-InternetAddress.cpp
    ├── 245D-RestoringTable.cpp
    ├── 245E-MishapInClub.cpp
    ├── 246A-BuggySorting.cpp
    ├── 246B-IncreaseAndDecrease.cpp
    ├── 246C-BeautyPageant.cpp
    ├── 246D-ColorfulGraph.cpp
    ├── 248A-Cupboards.cpp
    ├── 248B-ChillyWilly.cpp
    ├── 250A-PaperWork.cpp
    ├── 250C-MovieCritics.cpp
    ├── 251A-PointsOnLine.cpp
    ├── 252A-LittleXor.cpp
    ├── 252B-UnsortingArray.cpp
    ├── 253A-BoysAndGirls.cpp
    ├── 253B-PhysicsPractical.cpp
    ├── 254A-CardsWithNumbers.cpp
    ├── 254B-JurySize.cpp
    ├── 255A-GregsWorkout.cpp
    ├── 255B-CodeParsing.cpp
    ├── 255C-AlmostArithmeticalProgression.cpp
    ├── 257A-Sockets.cpp
    ├── 257B-PlayingCubes.cpp
    ├── 257C-ViewAngle.cpp
    ├── 257D-Sum.cpp
    ├── 258A-LittleElephantAndBits.cpp
    ├── 259A-LittleElephantAndChess.cpp
    ├── 259B-LittleElephantAndMagicSquare.cpp
    ├── 260A-AddingDigits.cpp
    ├── 260B-AncientProphecy.cpp
    ├── 260C-BallsAndBoxes.cpp
    ├── 261A-MaximAndDiscounts.cpp
    ├── 262A-RomaAndLuckyNumbers.cpp
    ├── 262B-RomaAndChangingSigns.cpp
    ├── 263A-BeautifulMatrix.cpp
    ├── 263B-Squares.cpp
    ├── 263D-CycleInGraph.cpp
    ├── 264A-EscapeFromStones.cpp
    ├── 264B-GoodSequences.cpp
    ├── 265A-ColorfulStonesSimplified.cpp
    ├── 265B-RoadSideTreesSimplifiedEdition.cpp
    ├── 266A-StonesOnTheTable.cpp
    ├── 266B-QueueAtTheSchool.cpp
    ├── 267A-Subtractions.cpp
    ├── 268A-Games.cpp
    ├── 268B-Buttons.cpp
    ├── 268C-BeautifulSetsOfPoints.cpp
    ├── 269A-MagicalBoxes.cpp
    ├── 269B-GreenhouseEffect.cpp
    ├── 270A-FancyFence.cpp
    ├── 270B-Multithreading.cpp
    ├── 271A-BeautifulYear.cpp
    ├── 271B-PrimeMatrix.cpp
    ├── 271C-Secret.cpp
    ├── 271D-GoodSubstrings-OLD.cpp
    ├── 271D-GoodSubstrings.cpp
    ├── 272A-DimaAndFriends.cpp
    ├── 272B-DimaAndSequence.cpp
    ├── 272C-DimaAndStaircase.cpp
    ├── 272D-DimaAndTwoSequences.cpp
    ├── 274A-KMultipleFreeSet.cpp
    ├── 274B-ZeroTree.cpp
    ├── 275A-LightsOut 2.cpp
    ├── 275A-LightsOut.cpp
    ├── 276A-LunchRush.cpp
    ├── 276B-LittleGirlAndGame.cpp
    ├── 276C-LittleGirlAndMaximumSum.cpp
    ├── 276D-LittleGirlAndMaximumXOR.cpp
    ├── 277A-LearningLanguages.cpp
    ├── 278A-CircleLine.cpp
    ├── 278B-NewProblem.cpp
    ├── 279A-PointOnSpiral.cpp
    ├── 279B-Books.cpp
    ├── 279C-Ladder.cpp
    ├── 279E-BeautifulDecomposition.cpp
    ├── 280B-MaximumXorSecondary.cpp
    ├── 280C-GameOnTree.cpp
    ├── 281A-WordCapitalization.cpp
    ├── 281B-NearestFraction.cpp
    ├── 282A-Bit++.cpp
    ├── 282B-PaintingEggs.cpp
    ├── 282C-XorAndOr.cpp
    ├── 283A-CowsAndSequence-old.cpp
    ├── 283A-CowsAndSequence.cpp
    ├── 284A-CowsAndPrimitiveRoots.cpp
    ├── 284B-CowsAndPokerGame.cpp
    ├── 285A-SlightlyDecreasingPermutations.cpp
    ├── 285B-FindMarble.cpp
    ├── 285C-BuildingPermutation.cpp
    ├── 286A-LuckyPermutation.cpp
    ├── 287A-IQTest.cpp
    ├── 287B-Pipeline.cpp
    ├── 288A-PoloThePenguinAndStrings.cpp
    ├── 288B-PoloThePenguinAndHouses.cpp
    ├── 288C-PoloThePenguinAndXOROperation.cpp
    ├── 289A-PoloThePenguinAndSegments.cpp
    ├── 289B-PoloThePenguinAndMatrix.cpp
    ├── 290A-MysteriousStrings.cpp
    ├── 290B-QRCode.cpp
    ├── 290D-Orange.cpp
    ├── 291A-SpykeTalks.cpp
    ├── 291B-CommandLineArguments.cpp
    ├── 291D-ParallelProgramming.cpp
    ├── 292A-SMSC.cpp
    ├── 292B-NetworkTopology.cpp
    ├── 292D-ConnectedComponents-SIMPLE.cpp
    ├── 292D-ConnectedComponents.cpp
    ├── 293A-WeirdGame.cpp
    ├── 294A-ShaassAndOskols.cpp
    ├── 294B-ShaassAndBookshelf.cpp
    ├── 294C-ShaassAndLights.cpp
    ├── 295A-GregAndArray-OLD.cpp
    ├── 295A-GregAndArray.cpp
    ├── 295B-GregAndGraph.cpp
    ├── 296A-YaroslavAndPermutations.cpp
    ├── 297A-ParityGame.cpp
    ├── 297B-FishWeight.cpp
    ├── 298B-Sail.cpp
    ├── 299A-KsushaAndArray.cpp
    └── 299B-KsushaTheSquirrel.cpp
├── 0300-0399
    ├── 300A-Array.cpp
    ├── 300B-Coach.cpp
    ├── 300C-BeautifulNumbers.cpp
    ├── 301A-YaroslavAndSequence.cpp
    ├── 302A-EugenyAndArray.cpp
    ├── 302B-EugenyAndPlayList.cpp
    ├── 303A-LuckyPermutationTable.cpp
    ├── 304A-PythagoreanTheroem2.cpp
    ├── 304B-Calendar.cpp
    ├── 305A-StrangeAddition.cpp
    ├── 305B-ContinuedFractions.cpp
    ├── 305C-IvanAndPowersOfTwo.cpp
    ├── 306A-Candies.cpp
    ├── 311A-TheClosestPair.cpp
    ├── 312A-WhoseSentenceIsIt.cpp
    ├── 312B-Archer.cpp
    ├── 313A-IlyaAndBankAccount.cpp
    ├── 313B-IlyaAndQueries.cpp
    ├── 313C-IlyaAndMatrix.cpp
    ├── 314A-SerejaAndContest.cpp
    ├── 315A-SerejaAndBottles.cpp
    ├── 315B-SerejaAndArray.cpp
    ├── 316A1-SpecialTask.cpp
    ├── 316A2-SpecialTask.cpp
    ├── 316B1-EKG.cpp
    ├── 316B2-EKG.cpp
    ├── 317A-PerfectPair.cpp
    ├── 317B-Ants.cpp
    ├── 318A-EvenOdds.cpp
    ├── 318B-StringsOfPower-old.cpp
    ├── 318B-StringsOfPower.cpp
    ├── 319A-MalekDanceClub.cpp
    ├── 319B-PsychosInALine.cpp
    ├── 320A-MagicNumbers.cpp
    ├── 320B-PingPongEasyVersion.cpp
    ├── 321A-CielAndRobot.cpp
    ├── 322A-CielAndDancing.cpp
    ├── 322B-CielAndFlowers.cpp
    ├── 325A-SquareAndRectangles.cpp
    ├── 327A-FlippingGame.cpp
    ├── 327B-HungrySequence-PrimesSolution.cpp
    ├── 327B-HungrySequence-SmartSolution.cpp
    ├── 327C-MagicFive-old.cpp
    ├── 327C-MagicFive.cpp
    ├── 327D-BlockTower-OLD.cpp
    ├── 327D-BlockTower.cpp
    ├── 328A-IQTest.cpp
    ├── 328B-SheldonAndIcePieces.cpp
    ├── 329A-Purification.cpp
    ├── 330A-Cakeminator.cpp
    ├── 330B-RoadConstruction.cpp
    ├── 331A1-OhSweetBeaverette.cpp
    ├── 331A2-OhSweetBeaverette.cpp
    ├── 331C1-TheGreatJulyaCalendar.cpp
    ├── 332A-DownTheHatch.cpp
    ├── 332B-MaximumAbsurdity.cpp
    ├── 333A-Secrets.cpp
    ├── 333B-Chips.cpp
    ├── 334A-CandyBags.cpp
    ├── 334B-EightPointSets.cpp
    ├── 335A-Banana.cpp
    ├── 336A-VasilyTheBearAndTriangle.cpp
    ├── 337A-Puzzles.cpp
    ├── 337B-RoutineProblem.cpp
    ├── 337C-Quiz.cpp
    ├── 339A-HelpfulMaths.cpp
    ├── 339B-XeniaAndRingroad.cpp
    ├── 339C-XeniaAndWeights.cpp
    ├── 339D-XeniaAndBidOperations.cpp
    ├── 340A-TheWall.cpp
    ├── 340C-TouristProblem.cpp
    ├── 340D-BubbleSortGraph.cpp
    ├── 342A-XeniaAndDivisors.cpp
    ├── 342B-XeniaAndSpies.cpp
    ├── 342C-CupboardAndBalloons.cpp
    ├── 343A-RationalResistance.cpp
    ├── 343B-AlternatingCurrent.cpp
    ├── 343C-ReadTime.cpp
    ├── 344A-Magnets.cpp
    ├── 344B-SimpleMolecules.cpp
    ├── 346A-AliceAndBob.cpp
    ├── 347A-DifferenceRow.cpp
    ├── 347B-FixedPoints.cpp
    ├── 348A-Mafia.cpp
    ├── 348B-AppleTree.cpp
    ├── 349A-CinemaLine.cpp
    ├── 349B-ColorTheFence.cpp
    ├── 350A-TL.cpp
    ├── 350B-Resort.cpp
    ├── 350C-Bombs.cpp
    ├── 351A-JeffAndRounding.cpp
    ├── 351B-JeffAndFurik.cpp
    ├── 352A-JeffAndDigits.cpp
    ├── 352B-JeffAndPeriods.cpp
    ├── 353A-Domino.cpp
    ├── 353B-TwoHeaps.cpp
    ├── 353C-FindMaximum.cpp
    ├── 353D-Queue.cpp
    ├── 354A-VasyaAndRobot.cpp
    ├── 354C-VasyaAndBeautifulArrays.cpp
    ├── 355A-VasyaAndDigitalRoot.cpp
    ├── 355B-VasyaAndPublicTransport.cpp
    ├── 356A-KnightTournament.cpp
    ├── 357A-GroupOfStudents.cpp
    ├── 357B-FlagDay.cpp
    ├── 358A-DimaAndContinuousLine.cpp
    ├── 358D-DimaAndHares.cpp
    ├── 359A-Table.cpp
    ├── 359B-Permutation.cpp
    ├── 359C-PrimeNumber.cpp
    ├── 359D-PairOfNumbers.cpp
    ├── 359D-PairOfNumbers_Naive.cpp
    ├── 359D-PairOfNumbers_OLD.cpp
    ├── 360A-LevkoAndArrayRecovery.cpp
    ├── 361A-LevkoAndTable.cpp
    ├── 361B-LevkoAndPermutation.cpp
    ├── 362A-TwoSemiknightsMeet.cpp
    ├── 362B-PetyaAndStairCases.cpp
    ├── 363A-Soroban.cpp
    ├── 363B-Fence.cpp
    ├── 363C-FixingTypos.cpp
    ├── 363D-RentingBikes.cpp
    ├── 364A-Matrix.cpp
    ├── 365A-GoodNumber.cpp
    ├── 365B-TheFibonacciSegment.cpp
    ├── 366A-DimaAndGuards.cpp
    ├── 366B-DimaAndTodoList.cpp
    ├── 367A-SerejaAndAlgorithm.cpp
    ├── 368A-SerejaAndCoatRack.cpp
    ├── 368B-SerejaAndSuffixes.cpp
    ├── 369A-ValeraAndPlates.cpp
    ├── 369B-ValeraAndContest.cpp
    ├── 369C-ValeraAndElections.cpp
    ├── 370A-RookBishopAndKing.cpp
    ├── 370B-BerlandBingo.cpp
    ├── 370C-Mittens.cpp
    ├── 371A-KPeriodicArray.cpp
    ├── 371B-FoxDividingCheese.cpp
    ├── 371C-Hamburgers.cpp
    ├── 371D-Vessels.cpp
    ├── 372A-CountingKangaroosIsFun.cpp
    ├── 373A-CollectingBeatsIsFun.cpp
    ├── 373B-MakingSequencesIsFun.cpp
    ├── 374B-InnaAndNine.cpp
    ├── 374C-InnaAndDima.cpp
    ├── 375A-DivisibleBySeven.cpp
    ├── 375B-MaximumSubmatrix2.cpp
    ├── 376A-Lever.cpp
    ├── 376B-IOU.cpp
    ├── 377A-Maze.cpp
    ├── 378A-PlayingWithDice.cpp
    ├── 378B-Semifinals.cpp
    ├── 379A-NewYearCandles.cpp
    ├── 379B-NewYearPresent.cpp
    ├── 379C-NewYearRatingsChange-OLD.cpp
    ├── 379C-NewYearRatingsChange.cpp
    ├── 380C-SerejaAndBrackets.cpp
    ├── 381A-SerejaAndDima.cpp
    ├── 381B-SerejaAndStairs.cpp
    ├── 382A-KseniaAndPanScales.cpp
    ├── 382C-ArithmeticProgression.cpp
    ├── 383A-MilkingCows.cpp
    ├── 384A-Coder.cpp
    ├── 384B-Multitasking.cpp
    ├── 385A-BearAndRaspberry.cpp
    ├── 385B-BearAndStrings.cpp
    ├── 385C-BearAndPrimeNumbers.cpp
    ├── 386A-SecondPriceAuction.cpp
    ├── 386B-FlyFreebiesFly.cpp
    ├── 387A-GeorgeAndSleep.cpp
    ├── 387B-GeorgeAndRound.cpp
    ├── 387C-GeorgeAndNumber.cpp
    ├── 388A-FoxAndBoxAccumulation.cpp
    ├── 388C-FoxAndCardGame.cpp
    ├── 389A-FoxAndNumberGame.cpp
    ├── 389B-FoxAndCross.cpp
    ├── 390A-InnaAndAlarmClock.cpp
    ├── 390B-InnaDimaAndSong.cpp
    ├── 390C-InnaAndCandyBoxes.cpp
    ├── 391A-GeneticEngineering.cpp
    ├── 391B-WordFolding.cpp
    ├── 392A-BlockedPoints.cpp
    ├── 393A-Nineteen.cpp
    ├── 393B-ThreeMatrices.cpp
    ├── 394A-CountingSticks.cpp
    ├── 394B-VeryBeautifulNumber.cpp
    ├── 394C-Dominoes.cpp
    ├── 395A1-Skis.cpp
    ├── 395A2-Skis.cpp
    ├── 395B1-iwiwiw.cpp
    ├── 395B2-iwiwiw.cpp
    ├── 397A-OnSegmentsOwnPoints.cpp
    ├── 397B-OnCorruptionAndNumbers.cpp
    ├── 398A-Cards.cpp
    ├── 399A-Pages.cpp
    └── 399B-RedAndBlueBalls.cpp
├── 0400-0499
    ├── 400A-InnaAndChooseOptions.cpp
    ├── 400B-InnaAndNewMatrixOfCandies.cpp
    ├── 400C-InnaAndHugeCandyMatrix.cpp
    ├── 401A-VanyaAndCards.cpp
    ├── 401B-SerejaAndContests.cpp
    ├── 401C-Team.cpp
    ├── 402A-Nuts.cpp
    ├── 402B-TreesInARow.cpp
    ├── 402C-SearchingForGraph.cpp
    ├── 404A-ValeraAndX.cpp
    ├── 404B-Marathon.cpp
    ├── 404C-RestoreGraph.cpp
    ├── 404D-Minesweeper1D.cpp
    ├── 405A-GravityFlip.cpp
    ├── 405B-DominoEffect.cpp
    ├── 405C-UnusualProduct.cpp
    ├── 405D-ToySum.cpp
    ├── 407A-Triangle.cpp
    ├── 407B-LongPath.cpp
    ├── 408A-LineToCashier.cpp
    ├── 408B-Garland.cpp
    ├── 409A-TheGreatGame.cpp
    ├── 409B-MysteriousLanguage.cpp
    ├── 409C-MagnumOpus.cpp
    ├── 409D-BigData.cpp
    ├── 409F-000001.cpp
    ├── 409G-OnAPlane.cpp
    ├── 409H-A+BStrikesBack.cpp
    ├── 411A-PasswordCheck.cpp
    ├── 411C-Kicker.cpp
    ├── 412A-Poster.cpp
    ├── 412B-NetworkConfiguration.cpp
    ├── 412C-Pattern.cpp
    ├── 412D-GivingAwards.cpp
    ├── 413A-DataRecovery.cpp
    ├── 413B-SpykeChatting.cpp
    ├── 413C-Jeopardy.cpp
    ├── 414A-MashmokhAndNumbers.cpp
    ├── 414B-MashmokhAndACM.cpp
    ├── 415A-MashmokhAndLights.cpp
    ├── 415B-MashmokhAndTokens.cpp
    ├── 416A-GuessANumber.cpp
    ├── 416B-ArtUnion.cpp
    ├── 416C-BookingSystem.cpp
    ├── 417A-Elimination.cpp
    ├── 417B-Crash.cpp
    ├── 417C-Football.cpp
    ├── 420A-StartUp.cpp
    ├── 420B-OnlineMeeting-OLD.cpp
    ├── 420B-OnlineMeeting.cpp
    ├── 421A-PashaAndHamsters.cpp
    ├── 424A-Squats.cpp
    ├── 424B-Megacity.cpp
    ├── 424C-MagicFormulas.cpp
    ├── 425A-SerejaAndSwaps.cpp
    ├── 426A-SerejaAndMugs.cpp
    ├── 426B-SerejaAndMirroring.cpp
    ├── 427A-PoliceRecruits.cpp
    ├── 427B-PrisonTransfer.cpp
    ├── 427E-PolicePatrol.cpp
    ├── 429A-XorTree.cpp
    ├── 429A-XorTree_BottomUp.cpp
    ├── 429D-TrickyFunction.cpp
    ├── 430A-PointsAndSegmentsEasy.cpp
    ├── 430B-BallsGame.cpp
    ├── 431A-BlackSquare.cpp
    ├── 431B-ShowerLine.cpp
    ├── 431C-kTree.cpp
    ├── 432A-ChoosingTeams.cpp
    ├── 432B-FootballKit.cpp
    ├── 432C-PrimeSwaps.cpp
    ├── 433A-KitaharaHarukisGift.cpp
    ├── 433B-KuriyamaMiraisStones.cpp
    ├── 435A-QueueOnBusStop.cpp
    ├── 435B-PashaMaximizes-OLD.cpp
    ├── 435B-PashaMaximizes.cpp
    ├── 435C-Cardiogram.cpp
    ├── 436A-FeedWithCandy.cpp
    ├── 436B-OmNomAndSpiders.cpp
    ├── 437A-TheChildAndHomework.cpp
    ├── 437B-TheChildAndSet.cpp
    ├── 437C-TheChildAndToy.cpp
    ├── 439A-DevuTheSingerAndChuruTheJoker.cpp
    ├── 439B-DevuTheDumbGuy.cpp
    ├── 439C-DevuAndPartitioningTheArray.cpp
    ├── 439D-DevuAndHisBrother.cpp
    ├── 440A-ForgottenEpisode.cpp
    ├── 440B-Balancer.cpp
    ├── 441A-ValeraAndAntiqueItems.cpp
    ├── 441B-ValeraAndFruits-1.cpp
    ├── 441B-ValeraAndFruits-2.cpp
    ├── 441B-ValeraAndFruits.cpp
    ├── 441C-ValeraAndTubes.cpp
    ├── 442B-AndreyAndProblem.cpp
    ├── 443A-AntonAndLetters.cpp
    ├── 443B-KolyaAndTandemRepeat.cpp
    ├── 444A-DZYLovesPhysics.cpp
    ├── 445A-DZYLovesChessboard.cpp
    ├── 445B-DZYLovesChemistry-Short.cpp
    ├── 445B-DZYLovesChemistry-long.cpp
    ├── 445B-DZYLovesChemistry.cpp
    ├── 446A-DZYLovesSequences.cpp
    ├── 446B-DZYLovesModification.cpp
    ├── 447A-DZYLovesHash.cpp
    ├── 447B-DZYLovesStrings.cpp
    ├── 448A-Rewards.cpp
    ├── 448B-SuffixStructures.cpp
    ├── 448C-PaintingFence.cpp
    ├── 448D-MultiplicationTable.cpp
    ├── 449A-JzzhuAndChocolate.cpp
    ├── 450A-JzzhuAndChildren.cpp
    ├── 450B-JzzhuAndSequences.cpp
    ├── 451A-GameWithSticks.cpp
    ├── 451B-SortTheArray.cpp
    ├── 451C-PredictOutcomeOfTheGame.cpp
    ├── 451D-CountGoodStandings.cpp
    ├── 452A-Eevee.cpp
    ├── 452D-WasherDryerFolder.cpp
    ├── 453A-LittlePonyAndExpectedMaximum.cpp
    ├── 454A-LittlePonyAndCrystalMine.cpp
    ├── 454B-LittlePonyAndSortByShift.cpp
    ├── 455A-Boredom.cpp
    ├── 456A-Laptops.cpp
    ├── 456B-FedyaAndMaths.cpp
    ├── 459A-PashmakAndGarden.cpp
    ├── 459B-PashmakAndFlowers.cpp
    ├── 459C-PashmakAndBuses.cpp
    ├── 459E-PashmakAndGraph.cpp
    ├── 460A-VasyaAndSocks.cpp
    ├── 460B-DimaAndEquation.cpp
    ├── 460C-Present.cpp
    ├── 461B-ApplemanAndTree.cpp
    ├── 462A-ApplemanAndEasyTask.cpp
    ├── 462B-ApplemanAndCardGame.cpp
    ├── 463A-CaisaAndSugar.cpp
    ├── 463B-CaisaAndPylons.cpp
    ├── 463C-GargariAndBishops.cpp
    ├── 464A-NoToPalindromes.cpp
    ├── 465A-incARG.cpp
    ├── 465B-Inbox100500.cpp
    ├── 466A-CheapTravel.cpp
    ├── 466B-WonderRoom.cpp
    ├── 466C-NumberOfWays.cpp
    ├── 467A-GeorgeAndAccomodation.cpp
    ├── 467B-FedorAndNewGame.cpp
    ├── 467C-GeorgeAndJob.cpp
    ├── 468A-24Game.cpp
    ├── 468B-TwoSets.cpp
    ├── 469A-IWannaBeTheGuy.cpp
    ├── 469B-ChatOnline.cpp
    ├── 471A-MUHAndSticks.cpp
    ├── 471B-MUHAndImportantThings.cpp
    ├── 471C-MUHAndHouseOfCards.cpp
    ├── 472A-DesignTutorialLearnFromMath.cpp
    ├── 472B-DesignTutorialLearnFromLife.cpp
    ├── 472C-DesignTutorialMakeItNondeterministic.cpp
    ├── 472D-DesignTutorialInverseTheProblem.cpp
    ├── 474A-Keyboard.cpp
    ├── 474B-Worms-OLD.cpp
    ├── 474B-Worms.cpp
    ├── 474D-Flowers.cpp
    ├── 475A-BayanBus.cpp
    ├── 475B-StronglyConnectedCity.cpp
    ├── 476A-DreamoonAndStairs.cpp
    ├── 476B-DreamoonAndWiFi.cpp
    ├── 476C-DreamoonAndSums.cpp
    ├── 476D-DreamoonAndSets.cpp
    ├── 478A-InitialBet.cpp
    ├── 478B-RandomTeams.cpp
    ├── 478C-TableDecorations.cpp
    ├── 478D-RedGreenTowers.cpp
    ├── 479A-Expression.cpp
    ├── 479B-Towers.cpp
    ├── 479C-Exams.cpp
    ├── 479D-LongJumps.cpp
    ├── 479E-RidingInALift.cpp
    ├── 482A-DiversePermutation.cpp
    ├── 483A-Counterexample.cpp
    ├── 483B-FriendsAndPresents.cpp
    ├── 484A-Bits.cpp
    ├── 484B-MaximumValue.cpp
    ├── 485A-Factory.cpp
    ├── 485B-ValuableResources.cpp
    ├── 486A-CalculatingFunction.cpp
    ├── 486B-ORInMatrix.cpp
    ├── 486C-PalindromeTransformation.cpp
    ├── 486D-ValidSets.cpp
    ├── 487A-FightTheMonster-slow.cpp
    ├── 487A-FightTheMonster.cpp
    ├── 488A-GigaTower.cpp
    ├── 488B-CandyBoxes.cpp
    ├── 489A-SwapSort.cpp
    ├── 489B-BerSUBall.cpp
    ├── 489C-GivenLengthAndSumOfDigits.cpp
    ├── 489D-UnbearableControversyOfBeing.cpp
    ├── 490A-TeamOlympiad.cpp
    ├── 490B-Queue.cpp
    ├── 490C-HackingCypher.cpp
    ├── 490D-Chocolate.cpp
    ├── 491A-UpTheHill.cpp
    ├── 491B-NewYorkHotel.cpp
    ├── 492A-VanyaAndCubes.cpp
    ├── 492B-VanyaAndLanterns.cpp
    ├── 492C-VanyaAndExams.cpp
    ├── 492D-VanyaAndComputerGame.cpp
    ├── 493A-VasyaAndFootball.cpp
    ├── 493B-VasyaAndWrestling.cpp
    ├── 493C-VasyaAndBasketball.cpp
    ├── 493D-VasyaAndChess.cpp
    ├── 494A-Treasure-OLD2.cpp
    ├── 494A-Treasure.cpp
    ├── 495A-DigitalCounter.cpp
    ├── 495B-ModularEquations.cpp
    ├── 496A-MinimumDifficulty.cpp
    ├── 496B-SecretCombination.cpp
    ├── 496C-RemovingColumns.cpp
    ├── 498A-CrazyTown.cpp
    ├── 499A-WatchingAMovie.cpp
    └── 499B-Lecture.cpp
├── 0500-0599
    ├── 500A-NewYearTransportation.cpp
    ├── 500B-NewYearPermutation.cpp
    ├── 500C-NewYearBookReading.cpp
    ├── 500D-NewYearSantaNetwork.cpp
    ├── 501A-Contest.cpp
    ├── 501B-MishaAndChangingHandles.cpp
    ├── 501C-MishaAndForest.cpp
    ├── 505A-MrKitayutasGift.cpp
    ├── 505B-MrKitayutasColorfulGraph.cpp
    ├── 505C-MrKitayutaTheTreasureHunter.cpp
    ├── 507A-AmrAndMusic.cpp
    ├── 507B-AmrAndPins.cpp
    ├── 507C-GuessYourWayOut.cpp
    ├── 508A-PashaAndPixels.cpp
    ├── 508B-AntonAndTheCurrencyYouAllKnow.cpp
    ├── 508C-AnyaAndGhosts.cpp
    ├── 509A-MaximumInTable.cpp
    ├── 509B-PaintingPebbles.cpp
    ├── 509C-SumsOfDigits.cpp
    ├── 509E-PrettySong-OLD.cpp
    ├── 509E-PrettySong.cpp
    ├── 510A-FoxAndSnake.cpp
    ├── 510B-FoxAndTwoDots.cpp
    ├── 510C-FoxAndNames.cpp
    ├── 510D-FoxAndJumping.cpp
    ├── 513A-Game.cpp
    ├── 513B1-Permutations.cpp
    ├── 513B2-Permutations.cpp
    ├── 514A-ChewbaccaAndNumber.cpp
    ├── 514B-HanSoloAndLazerGun.cpp
    ├── 515A-DrazilAndDate.cpp
    ├── 515B-DrazilAndHisHappyFriends.cpp
    ├── 515C-DrazilAndFactorial.cpp
    ├── 518A-VitalyAndStrings.cpp
    ├── 518B-TanyaAndPostcard.cpp
    ├── 518C-AnyaAndSmartphone.cpp
    ├── 518D-IlyaAndEscalator.cpp
    ├── 519A-AandBandChess.cpp
    ├── 519B-AandBandCompilationErrors.cpp
    ├── 519C-AandBAndTeamTraining.cpp
    ├── 519D-AandBandInterestingSubstrings.cpp
    ├── 520A-Pangram.cpp
    ├── 520B-TwoButtons.cpp
    ├── 520C-DNAalignment.cpp
    ├── 522A-Reposts.cpp
    ├── 522B-PhotoToRemember.cpp
    ├── 523A-RotateFlipAndZoom.cpp
    ├── 523C-NameQuest.cpp
    ├── 523D-StatisticsOfRecompressingVideos.cpp
    ├── 524A-PerhapsYouKnowThesePeople-OLD.cpp
    ├── 524A-PerhapsYouKnowThesePeople.cpp
    ├── 524C-TheArtOfDealingWithATM.cpp
    ├── 525A-VitaliyAndPie.cpp
    ├── 525B-PashaAndString.cpp
    ├── 525C-IlyaAndSticks.cpp
    ├── 526A-KingOfThieves.cpp
    ├── 526B-OmNomAndDarkPark.cpp
    ├── 526C-OmNomAndCandies-OLD.cpp
    ├── 526C-OmNomAndCandies.cpp
    ├── 527A-PlayingWithPaper.cpp
    ├── 527B-ErrorCorrectSystem.cpp
    ├── 527C-GlassCarving.cpp
    ├── 527D-CliqueProblem.cpp
    ├── 530A-QuadraticEquation.cpp
    ├── 533C-BoardGame.cpp
    ├── 534A-Exam.cpp
    ├── 534B-CoveredPath.cpp
    ├── 534C-PolycarpusDice.cpp
    ├── 534D-Handshakes.cpp
    ├── 535A-TavasAndNafas.cpp
    ├── 535B-TavasAndSaDDas.cpp
    ├── 535C-TavasAndKarafs.cpp
    ├── 535D-TavasAndMalekas.cpp
    ├── 538A-CuttingBanner-OLD.cpp
    ├── 538A-CuttingBanner.cpp
    ├── 538B-QuasiBinary.cpp
    ├── 538C-TouristsNotes.cpp
    ├── 540A-CombinationLock.cpp
    ├── 540B-SchoolMarks.cpp
    ├── 540C-IceCave.cpp
    ├── 540D-BadLuckIsland.cpp
    ├── 543A-WritingCode.cpp
    ├── 544A-SetOfStrings.cpp
    ├── 544B-SeaAndIslands.cpp
    ├── 545A-ToyCars.cpp
    ├── 545B-EquidistantString.cpp
    ├── 545C-Woodcutters.cpp
    ├── 545D-Queue.cpp
    ├── 546A-SoldierAndBananas.cpp
    ├── 546B-SoldierAndBadges.cpp
    ├── 546C-SoldierAndCards.cpp
    ├── 546D-SoldierAndNumberGame.cpp
    ├── 548A-MikeAndFax.cpp
    ├── 548B-MikeAndFun.cpp
    ├── 549A-FaceDetection.cpp
    ├── 549B-LookseryParty.cpp
    ├── 549C-TheGameOfParity.cpp
    ├── 549G-HappyLine.cpp
    ├── 549H-DegenerateMatrix.cpp
    ├── 550A-TwoSubstrings.cpp
    ├── 550B-PreparingOlympiad.cpp
    ├── 550C-DivisibilityByEight.cpp
    ├── 550D-RegularBridge.cpp
    ├── 551A-GukiZAndContest.cpp
    ├── 551B-ZgukistringZ.cpp
    ├── 551C-GukiZHatesBoxes.cpp
    ├── 552A-VanyaAndTable.cpp
    ├── 552B-VanyaAndBooks.cpp
    ├── 552C-VanyaAndScales.cpp
    ├── 552D-VanyaAndTriangles.cpp
    ├── 553A-KyoyaAndColoredBalls.cpp
    ├── 553B-KyoyaAndPermutation.cpp
    ├── 554A-KyoyaAndPhotobooks.cpp
    ├── 554B-OhanaCleansUp.cpp
    ├── 555A-CaseOfMatryoshkas.cpp
    ├── 555B-CaseOfFugitive.cpp
    ├── 556B-CaseOfFakeNumbers.cpp
    ├── 557A-IlyaAndDiplomas.cpp
    ├── 557B-PashaAndTea.cpp
    ├── 557C-ArthurAndTable.cpp
    ├── 558A-LalaLandAndAppleTrees.cpp
    ├── 558B-AmrAndTheLargeArray.cpp
    ├── 558C-AmrAndChemistry.cpp
    ├── 559A-GeraldsHexagon.cpp
    ├── 559B-EquivalentStrings.cpp
    ├── 559B-EquivalentStrings_OLD.cpp
    ├── 559C-GeraldAndGiantChess.cpp
    ├── 560A-CurrencySystemInGeraldion.cpp
    ├── 560B-GeraldIsIntoArt.cpp
    ├── 566D-RestructuringCompany.cpp
    ├── 566F-CliqueInTheDivisibilityGraph.cpp
    ├── 567A-LinelandMail.cpp
    ├── 567B-BerlandNationalLibrary.cpp
    ├── 567C-GeometricProgression.cpp
    ├── 567D-OneDimensionalBattleShips.cpp
    ├── 568A-PrimesOrPalindromes.cpp
    ├── 568B-SymmetricAndTransitive.cpp
    ├── 569A-Music.cpp
    ├── 569B-Inventory.cpp
    ├── 570A-Elections.cpp
    ├── 570B-SimpleGame.cpp
    ├── 570C-Replacement.cpp
    ├── 571A-LengtheningSticks.cpp
    ├── 572A-Arrays.cpp
    ├── 572B-OrderBook.cpp
    ├── 573A-BearAndPoker.cpp
    ├── 573B-BearAndBlocks.cpp
    ├── 574A-BearAndElections-BruteForce.cpp
    ├── 574A-BearAndElections.cpp
    ├── 574B-BearAndThreeMusketeers.cpp
    ├── 575D-Tablecity.cpp
    ├── 575H-Bots.cpp
    ├── 576A-VasyaAndPetyasGame.cpp
    ├── 577A-MultiplicationTable.cpp
    ├── 577B-ModuloSum.cpp
    ├── 578A-AProblemAboutPolyline.cpp
    ├── 578B-OrGame.cpp
    ├── 579A-RaisingBacteria.cpp
    ├── 579B-FindingTeamMember.cpp
    ├── 580A-KefaAndFirstSteps.cpp
    ├── 580B-KefaAndCompany.cpp
    ├── 580C-KefaAndPark-OLD.cpp
    ├── 580C-KefaAndPark.cpp
    ├── 580D-KefaAndDishes.cpp
    ├── 581A-VasyaTheHipster.cpp
    ├── 581B-LuxuriousHouses.cpp
    ├── 581C-DevelopingSkills.cpp
    ├── 582A-GCDTable-OLD.cpp
    ├── 582A-GCDTable-OLD2.cpp
    ├── 582A-GCDTable.cpp
    ├── 583A-AsphaltingRoads.cpp
    ├── 583B-RobotsTask.cpp
    ├── 584A-OlesyaAndRodion.cpp
    ├── 584B-KolyaAndTanya.cpp
    ├── 584C-MarinaAndVasya.cpp
    ├── 584D-DimaAndLisa.cpp
    ├── 585A-GennadyTheDentist.cpp
    ├── 586A-AlenasSchedule.cpp
    ├── 586B-LaurentyAndShop.cpp
    ├── 587A-DuffAndWeightLifting.cpp
    ├── 588A-DuffAndMeat.cpp
    ├── 588B-DuffInLove.cpp
    ├── 589A-EmailAliases.cpp
    ├── 589B-LayerCake.cpp
    ├── 589D-Boulevard.cpp
    ├── 589I-Lottery.cpp
    ├── 589J-CleanerRobot.cpp
    ├── 591A-WizardsDuel.cpp
    ├── 591B-Rebranding-OLD.cpp
    ├── 591B-Rebranding.cpp
    ├── 592A-PawnChess.cpp
    ├── 592B-TheMonsterAndTheSquirrel.cpp
    ├── 592C-TheBigRace.cpp
    ├── 593A-2Char.cpp
    ├── 593B-AntonAndLines.cpp
    ├── 594A-WarriorAndArcher.cpp
    ├── 595A-VitalyAndNight.cpp
    ├── 595B-PashaAndPhone.cpp
    ├── 596A-WilburAndSwimmingPool.cpp
    ├── 596B-WilburAndArray.cpp
    ├── 596C-WilburAndPoints.cpp
    ├── 597A-Divisibility.cpp
    ├── 597B-Restaurant.cpp
    ├── 598A-TrickySum.cpp
    ├── 598B-QueriesOnAString.cpp
    ├── 598C-NearestNeighbors.cpp
    ├── 598D-IgorInTheMuseum.cpp
    ├── 599A-PatrickAndShopping.cpp
    ├── 599B-SpongebobAndJoke.cpp
    ├── 599C-DayAtTheBeach.cpp
    └── 599D-SpongebobAndSquares.cpp
├── 0600-0699
    ├── 600A-ExtractNumbers.cpp
    ├── 600B-QueriesAboutLessOrEqualElements.cpp
    ├── 600C-MakePalindrome.cpp
    ├── 601A-TheTwoRoutes.cpp
    ├── 602A-TwoBases.cpp
    ├── 602B-ApproximatingAConstantRange.cpp
    ├── 603A-AlternativeThinking.cpp
    ├── 603B-MoodularArithmetic.cpp
    ├── 604A-UncowedForces.cpp
    ├── 604B-MoreCowbell.cpp
    ├── 605A-SortingRailwayCars.cpp
    ├── 605B-LazyStudent.cpp
    ├── 606A-MagicSpheres.cpp
    ├── 606B-TestingRobots.cpp
    ├── 607A-ChainReaction.cpp
    ├── 608A-SaitamaDestroysHotel.cpp
    ├── 608B-HammingDistanceSum.cpp
    ├── 609A-USBFlashDrives.cpp
    ├── 609B-TheBestGift.cpp
    ├── 609C-LoadBalancing.cpp
    ├── 610A-PashaAndStick.cpp
    ├── 610B-VikaAndSquares.cpp
    ├── 610C-HarmonyAnalysis.cpp
    ├── 611A-NewYearAndDays.cpp
    ├── 611B-NewYearAndOldProperty.cpp
    ├── 611C-NewYearAndDomino.cpp
    ├── 612A-TheTextSplitting.cpp
    ├── 612B-HDDIsOutdatedTechnology.cpp
    ├── 612C-ReplaceToMakeRegularBracketSequence.cpp
    ├── 614A-LinkCutTree.cpp
    ├── 614B-GenasCode.cpp
    ├── 615A-Bulbs.cpp
    ├── 615B-Longtailhedgehog.cpp
    ├── 615D-Multipliers.cpp
    ├── 616A-ComparingTwoLongIntegers.cpp
    ├── 616B-DinnerWithEmma.cpp
    ├── 616C-TheLabyrinth.cpp
    ├── 616D-LongestkGoodSegment.cpp
    ├── 617A-Elephant.cpp
    ├── 617B-Chocolate.cpp
    ├── 617C-WateringFlowers-OLD.cpp
    ├── 617C-WateringFlowers.cpp
    ├── 617D-Polyline.cpp
    ├── 618A-SlimeCombining.cpp
    ├── 618B-GuessThePermutation.cpp
    ├── 618C-Constellation.cpp
    ├── 620A-ProfessorGukiZsRobot.cpp
    ├── 620B-GrandfatherDovletsCalculator.cpp
    ├── 620C-PearlsInARow.cpp
    ├── 621A-WetSharkAndOddAndEven.cpp
    ├── 621B-WetSharkAndBishops.cpp
    ├── 621C-WetSharkAndFlowers.cpp
    ├── 622A-InfiniteSequence.cpp
    ├── 622B-TheTime.cpp
    ├── 622C-NotEqualOnASegment.cpp
    ├── 622D-OptimalNumberPermutation.cpp
    ├── 623A-GraphAndString.cpp
    ├── 624A-SaveLuke.cpp
    ├── 624B-MakingAString.cpp
    ├── 625A-GuestFromThePast.cpp
    ├── 625B-WarOfTheCorporations.cpp
    ├── 625C-KSpecialTables.cpp
    ├── 626A-RobotSequence.cpp
    ├── 626B-Cards.cpp
    ├── 626C-BlockTowers.cpp
    ├── 626D-JerrysProtest.cpp
    ├── 626D-JerrysProtestOLD.cpp
    ├── 626D-JerrysProtestOLD2.cpp
    ├── 627A-XOREquation.cpp
    ├── 628A-TennisTournament.cpp
    ├── 628B-NewSkateboard.cpp
    ├── 628C-BearAndStringDistance.cpp
    ├── 629A-FarRelativesBirthdayCake.cpp
    ├── 629B-FarRelativesProblem.cpp
    ├── 629D-BabaeiAndBirthdayCake.cpp
    ├── 630A-AgainTwentyFive.cpp
    ├── 630B-MooresLaw.cpp
    ├── 630C-LuckyNumbers.cpp
    ├── 630D-Hexagons.cpp
    ├── 630E-ARectangle.cpp
    ├── 630F-SelectionOfPersonnel.cpp
    ├── 630G-ChallengePennants.cpp
    ├── 630H-Benches.cpp
    ├── 630J-Divisibility.cpp
    ├── 630K-Indivisibility.cpp
    ├── 630L-CrackingTheCode.cpp
    ├── 630M-Turn.cpp
    ├── 630N-Forecast.cpp
    ├── 630R-Game.cpp
    ├── 631A-Interview.cpp
    ├── 631B-PrintCheck.cpp
    ├── 631C-Report-OLD.cpp
    ├── 631C-Report.cpp
    ├── 632A-GrandmaLauraAndApples.cpp
    ├── 632B-AliceBobTwoTeams.cpp
    ├── 632C-TheSmallestStringConcatenation.cpp
    ├── 633A-EbonyAndIvory.cpp
    ├── 633B-TrivialProblem.cpp
    ├── 633D-FibonacciIsh.cpp
    ├── 634A-IslandPuzzle.cpp
    ├── 635A-Orchestra.cpp
    ├── 637A-VotingForPhotos.cpp
    ├── 637B-ChatOrder.cpp
    ├── 637C-PromocodesWithMistakes.cpp
    ├── 638A-HomeNumbers.cpp
    ├── 638B-MakingGenomeInBerland.cpp
    ├── 639A-BearAndDisplayedFriends.cpp
    ├── 639B-BearAndForgottenTree.cpp
    ├── 641A-LittleArtemAndGrasshopper.cpp
    ├── 641B-LittleArtemAndMatrix.cpp
    ├── 641C-LittleArtemAndDance.cpp
    ├── 641E-LittleArtemAndTimeMachine-OLD.cpp
    ├── 641E-LittleArtemAndTimeMachine.cpp
    ├── 643A-BearAndColors.cpp
    ├── 643B-BearAndTwoPaths.cpp
    ├── 644A-ParliamentOfBerland.cpp
    ├── 644B-ProcessingQueries.cpp
    ├── 645A-AmityAssessment.cpp
    ├── 645B-MischievousMessMakers.cpp
    ├── 645C-EnduringExodus.cpp
    ├── 648A-HighestRise.cpp
    ├── 648B-AssembleTheTable.cpp
    ├── 648C-RobotPath.cpp
    ├── 649A-PolycarpsFavoriteNumbers.cpp
    ├── 650A-Watchmen.cpp
    ├── 650B-ImagePreview.cpp
    ├── 651A-Joysticks.cpp
    ├── 651B-BeautifulPaintings.cpp
    ├── 652A-GabrielAndCaterpillar.cpp
    ├── 652B-zSort.cpp
    ├── 652C-FoePairs.cpp
    ├── 653A-BearAndThreeBalls.cpp
    ├── 653B-BearAndCompressing.cpp
    ├── 656A-DaVinciPowers.cpp
    ├── 656B-Scrambled.cpp
    ├── 656C-WithoutText.cpp
    ├── 656D-RosettaProblem.cpp
    ├── 656E-OutOfControls.cpp
    ├── 656F-AceIt.cpp
    ├── 658A-BearAndReverseRadewoosh.cpp
    ├── 659A-RoundHouse.cpp
    ├── 659B-QualifyingContest.cpp
    ├── 659C-TanyaAndToys.cpp
    ├── 659D-BicycleRace.cpp
    ├── 659E-NewReform.cpp
    ├── 660A-CoprimeArray.cpp
    ├── 660B-SeatingOnBus.cpp
    ├── 660C-HardProcess.cpp
    ├── 660D-NumberOfParallelograms.cpp
    ├── 661A-LazyCatererSequence.cpp
    ├── 661B-Seasons.cpp
    ├── 662D-InternationalOlympiad.cpp
    ├── 664A-ComplicatedGCD.cpp
    ├── 665A-BusesBetweenCities.cpp
    ├── 665B-Shopping.cpp
    ├── 665C-SimpleStrings.cpp
    ├── 666A-ReberlandLinguistics.cpp
    ├── 667A-PouringRain.cpp
    ├── 667B-CoatOfAnticubism.cpp
    ├── 669A-LittleArtemAndPresents.cpp
    ├── 670A-Holidays.cpp
    ├── 670B-GameOfRobots-OLD.cpp
    ├── 670B-GameOfRobots.cpp
    ├── 670C-Cinema.cpp
    ├── 670D1-MagicPowder1.cpp
    ├── 670D2-MagicPowder2.cpp
    ├── 670E-CorrectBracketSequenceEditor.cpp
    ├── 671A-RecyclingBottles.cpp
    ├── 672A-SummerCamp.cpp
    ├── 672B-DifferentIsGood.cpp
    ├── 673A-BearAndGame.cpp
    ├── 673B-ProblemsForRound.cpp
    ├── 675A-InfiniteSequence.cpp
    ├── 675B-RestoringPainting.cpp
    ├── 675C-MoneyTransfers.cpp
    ├── 675D-TreeConstruction.cpp
    ├── 676B-PyramidOfGlasses.cpp
    ├── 676C-VasyaAndString.cpp
    ├── 677A-VanyaAndFence.cpp
    ├── 677B-VanyaAndFoodProcessor.cpp
    ├── 677C-VanyaAndLabel.cpp
    ├── 678A-JohnyLikesNumbers.cpp
    ├── 678B-TheSameCalendar.cpp
    ├── 678C-JotyAndChocolate.cpp
    ├── 678D-ItearatedLinearFunction-OLD.cpp
    ├── 678D-ItearatedLinearFunction.cpp
    ├── 679A-BearAndPrime100.cpp
    ├── 679B-BearAndTowerOfCubes.cpp
    ├── 680A-BearAndFiveCards.cpp
    ├── 680B-BearAndFindingCriminals.cpp
    ├── 681A-AGoodContest.cpp
    ├── 681B-EconomyGame.cpp
    ├── 681C-HeapOperations-Old.cpp
    ├── 681C-HeapOperations.cpp
    ├── 682A-AlyonaAndNumbers.cpp
    ├── 682B-AlyonaAndMex.cpp
    ├── 682C-AlyonaAndTree.cpp
    ├── 683A-TheCheckOfThePoint.cpp
    ├── 685A-RobbersWatch.cpp
    ├── 685B-KayAndSnowflake.cpp
    ├── 686A-FreeIceCream.cpp
    ├── 686B-LittleRobberGirlsZoo.cpp
    ├── 687A-NPHardProblem.cpp
    ├── 687B-RemaindersGame.cpp
    ├── 687C-TheValuesYouCanMake.cpp
    ├── 688A-Opponents.cpp
    ├── 688B-LovelyPalindromes.cpp
    ├── 689A-MikeAndCellphone.cpp
    ├── 689B-MikeAndShortcuts.cpp
    ├── 689C-MikeAndChocolateThieves.cpp
    ├── 689D-FriendsAndSubsequences.cpp
    ├── 690A1-CollectiveMindSetsEasy.cpp
    ├── 690C1-BrainNetworkEasy.cpp
    ├── 690C2-BrainNetworkMedium.cpp
    ├── 690D1-TheWallEasy.cpp
    ├── 690F1-TreeOfLifeEasy.cpp
    ├── 691A-FashionInBerland.cpp
    ├── 691B-sPalindrome.cpp
    ├── 691C-ExponentialNotation.cpp
    ├── 691D-SwapsInPermutation.cpp
    ├── 696A-LorenzoVonMatterhorn.cpp
    ├── 696B-Puzzles.cpp
    ├── 697A-PineappleIncident.cpp
    ├── 697B-Barnicle.cpp
    ├── 698A-Vacations.cpp
    ├── 698B-FixATree.cpp
    ├── 699A-LaunchOfCollider.cpp
    └── 699B-OneBomb.cpp
├── 0700-0799
    ├── 700A-AsFastAsPossible.cpp
    ├── 700B-ConnectingUniversities.cpp
    ├── 701A-Cards.cpp
    ├── 701B-CellsNotUnderAttack.cpp
    ├── 701C-TheyAreEverywhere.cpp
    ├── 702A-MaximumIncrease.cpp
    ├── 702B-PowersOfTwo.cpp
    ├── 702C-CellularNetwork_BinarySearch.cpp
    ├── 702C-CellularNetwork_LinearSolution.cpp
    ├── 702D-RoadToPostOffice.cpp
    ├── 703A-MishkaAndGame.cpp
    ├── 703B-MishkaAndTrip.cpp
    ├── 703C-ChrisAndRoad.cpp
    ├── 704A-Thor.cpp
    ├── 705A-Hulk.cpp
    ├── 705B-SpiderMan.cpp
    ├── 706A-BeruTaxi.cpp
    ├── 706B-InterestingDrink.cpp
    ├── 706C-HardProblem.cpp
    ├── 706D-VasiliysMultiset.cpp
    ├── 707A-BrainsPhotos.cpp
    ├── 707B-Bakery.cpp
    ├── 707C-PythagoreanTriples.cpp
    ├── 708A-LettersCyclicShift.cpp
    ├── 708B-RecoverTheString.cpp
    ├── 709A-Juicer.cpp
    ├── 709B-Checkpoints.cpp
    ├── 710A-KingMoves.cpp
    ├── 710B-OptimalPointOnALine.cpp
    ├── 710C-MagicOddSquare.cpp
    ├── 710E-GenerateAString.cpp
    ├── 711A-BusToUdayland.cpp
    ├── 711B-ChrisAndMagicSquare.cpp
    ├── 712A-MemoryAndCrow.cpp
    ├── 712B-MemoryAndTrident.cpp
    ├── 712C-MemoryAndDeEvolution.cpp
    ├── 713A-SonyaAndQueries.cpp
    ├── 714A-MeetingOldFriends.cpp
    ├── 714B-FilyaAndHomework.cpp
    ├── 715A-PlusAndSquareRoot.cpp
    ├── 716A-CrazyComputer.cpp
    ├── 716B-CompleteTheWord.cpp
    ├── 717C-PotionsHomework.cpp
    ├── 718A-EfimAndStrangeGrade.cpp
    ├── 719A-VityaInTheCountryside.cpp
    ├── 719B-AnatolyAndCockroaches.cpp
    ├── 721A-OneDimensionalJapaneseCrossword.cpp
    ├── 721B-Passwords.cpp
    ├── 721D-MaximAndArray.cpp
    ├── 722A-BrokenClock.cpp
    ├── 722B-VersePattern.cpp
    ├── 722C-DestroyingArray.cpp
    ├── 722D-GeneratingSets.cpp
    ├── 723A-TheNewYearMeetingFriends.cpp
    ├── 723B-TextDocumentAnalysis.cpp
    ├── 723C-PolycarpAtTheRadio.cpp
    ├── 723D-LakesInBerland.cpp
    ├── 724A-CheckingTheCalendar.cpp
    ├── 724B-BatchSort.cpp
    ├── 724D-DenseSubsequence.cpp
    ├── 725A-JumpingBall.cpp
    ├── 725B-FoodOnThePlane.cpp
    ├── 725C-HiddenWord.cpp
    ├── 727A-TransformationAtoB.cpp
    ├── 727B-BillTotalValue.cpp
    ├── 727C-GuessTheArray.cpp
    ├── 729A-InterviewWithOleg.cpp
    ├── 729B-Spotlights.cpp
    ├── 729C-RoadToCinema.cpp
    ├── 729D-SeaBattle.cpp
    ├── 729E-Subordinates.cpp
    ├── 730B-MinimumAndMaximum.cpp
    ├── 730G-CarRepairShop.cpp
    ├── 730H-DeleteThem.cpp
    ├── 731A-NightAtTheMuseum.cpp
    ├── 731B-CouponsAndDiscounts.cpp
    ├── 731C-Socks.cpp
    ├── 731F-VideoCards.cpp
    ├── 732A-BuyAShovel.cpp
    ├── 732B-CormenTheBestFriendOfAMan.cpp
    ├── 732C-Sanatorium.cpp
    ├── 732D-Exams.cpp
    ├── 733A-GrasshopperAndTheString.cpp
    ├── 733B-Parade.cpp
    ├── 733C-EpidemicInMonstropolis.cpp
    ├── 733D-KostyaTheSculptor-OLD.cpp
    ├── 733D-KostyaTheSculptor.cpp
    ├── 734A-AntonAndDanik.cpp
    ├── 734B-AntonAndDigits.cpp
    ├── 734C-AntonAndMakingPotions.cpp
    ├── 734D-AntonAndChess.cpp
    ├── 734E-AntonAndTree-OLD.cpp
    ├── 735A-OstapAndGrasshopper.cpp
    ├── 735B-Urbanization.cpp
    ├── 735C-TennisChampionship.cpp
    ├── 735D-Taxes.cpp
    ├── 739A-AlyonaAndMex.cpp
    ├── 740A-AlyonaAndCopybooks.cpp
    ├── 740B-AlyonaAndFlowers.cpp
    ├── 741A-ArpasLoudOwfAndMehrdadsEvilPlan.cpp
    ├── 741B-ArpasWeakAmphitheaterAndMehrdadsValuableHoses.cpp
    ├── 742A-ArpasHardExamAndMehrdadsNaiveCheat.cpp
    ├── 742B-ArpasObviousProblemAndMehrdadsTerribleSolution.cpp
    ├── 743A-VladikAndFlights.cpp
    ├── 743B-ChloeAndTheSequence.cpp
    ├── 743C-VladikAndFractions.cpp
    ├── 743D-CholeAndPleasantPrizes.cpp
    ├── 744A-HongcowBuildsANation.cpp
    ├── 745A-HongcowLearnsTheCyclicShift.cpp
    ├── 745B-HongcowSolvesAPuzzle.cpp
    ├── 746A-Compote.cpp
    ├── 746B-Decoding.cpp
    ├── 746C-Tram.cpp
    ├── 746D-GreenAndBlackTea.cpp
    ├── 747A-DisplaySize.cpp
    ├── 747B-MammothsGenomeDecoding.cpp
    ├── 747C-Servers.cpp
    ├── 747E-Comments.cpp
    ├── 748A-SantaClausAndAPlaceInAClass.cpp
    ├── 748B-SantaClausAndKeyboardCheck.cpp
    ├── 748C-SantaClausAndRobot.cpp
    ├── 749A-BachgoldProblem.cpp
    ├── 749B-ParallelogramIsBack.cpp
    ├── 749C-Voting.cpp
    ├── 749D-LeavingAuction-B.cpp
    ├── 749D-LeavingAuction-OLD.cpp
    ├── 749D-LeavingAuction.cpp
    ├── 750A-NewYearAndHurry.cpp
    ├── 750B-NewYearAndNorthPole.cpp
    ├── 750C-NewYearAndRating.cpp
    ├── 750D-NewYearAndFireworks-OLD.cpp
    ├── 750D-NewYearAndFireworks.cpp
    ├── 753A-SantaClausAndCandies.cpp
    ├── 754A-LeshaAndArraySplitting.cpp
    ├── 754B-IlyaAndTicTacToeGame.cpp
    ├── 755A-PolandBallAndHypothesis.cpp
    ├── 755B-PolandBallAndGame.cpp
    ├── 755C-PolandBallAndForest.cpp
    ├── 755D-PolandBallAndPolygon.cpp
    ├── 756A-PavelAndBarbecue.cpp
    ├── 756B-TravelCard.cpp
    ├── 757A-GottaCatchEmAll.cpp
    ├── 757B-BashsBigDay-OLD.cpp
    ├── 757B-BashsBigDay.cpp
    ├── 757C-FelicityIsComing.cpp
    ├── 758A-HolidayOfEquality.cpp
    ├── 758B-BlownGarland.cpp
    ├── 758C-UnfairPoll.cpp
    ├── 758D-AbilityToConvert.cpp
    ├── 760A-PetrAndACalendar.cpp
    ├── 760B-FrodoAndPillows.cpp
    ├── 761A-DashaAndStairs.cpp
    ├── 761B-DashaAndFriends.cpp
    ├── 761C-DashaAndPassword.cpp
    ├── 761D-DashaAndVeryDifficultProblem.cpp
    ├── 762A-KthDivisor.cpp
    ├── 762B-USBvsPS2.cpp
    ├── 763A-TimofeyAndATree.cpp
    ├── 763B-TimofeyAndRectangles.cpp
    ├── 764A-TaymyrIsCallingYou.cpp
    ├── 764B-TimofeyAndCubes.cpp
    ├── 765A-NeverendingCompetitions.cpp
    ├── 765B-CodeObfuscation.cpp
    ├── 765C-TableTennisGame2.cpp
    ├── 765D-ArtsemAndSaunders.cpp
    ├── 766A-MahmoudAndLongestUncommonSubsequence.cpp
    ├── 766B-MahmoudAndATriangle.cpp
    ├── 766C-MahmoudAndAMessage.cpp
    ├── 766D-MahmoudAndADictionary.cpp
    ├── 767A-SnackTower.cpp
    ├── 767B-TheQueue.cpp
    ├── 767C-Garland.cpp
    ├── 768A-OathOfTheNightsWatch.cpp
    ├── 768B-CodeFor1.cpp
    ├── 768B-CodeFor1_OLD.cpp
    ├── 768C-JonSnowAndHisFavoriteNumber.cpp
    ├── 768D-JonAndOrbs.cpp
    ├── 768E-GameOfStones.cpp
    ├── 769A-YearOfUniversityEntrance.cpp
    ├── 769B-NewsAboutCredit.cpp
    ├── 769D-kInterestingPairsOfIntegers.cpp
    ├── 770A-NewPassword.cpp
    ├── 770B-MaximizeSumOfDigits.cpp
    ├── 770C-OnlineCoursesInBSU.cpp
    ├── 770D-DrawBrackets.cpp
    ├── 771A-BearAndFriendshipCondition.cpp
    ├── 772B-VolatileKite.cpp
    ├── 773A-SuccessRate.cpp
    ├── 774B-SignificantCups.cpp
    ├── 774C-MaximumNumber.cpp
    ├── 774D-LieOrTruth-c99.cpp
    ├── 774D-LieOrTruth.cpp
    ├── 774E-BigNumberAndRemainder.cpp
    ├── 776A-ASerialKiller.cpp
    ├── 776B-SherlockAndHisGirlfriend.cpp
    ├── 776C-MollysChemicals.cpp
    ├── 777A-ShellGame.cpp
    ├── 777B-GameOfCreditCards.cpp
    ├── 777C-AlyonaAndSpreadsheet.cpp
    ├── 777D-CloudOfHashtags.cpp
    ├── 777E-HanoiFactory.cpp
    ├── 778A-StringGame.cpp
    ├── 779A-PupilsRedistribution.cpp
    ├── 779B-WeirdRounding.cpp
    ├── 779C-DishonestSellers.cpp
    ├── 780D-InnokentyAndAFootballLeague.cpp
    ├── 780E-UndergroundLab.cpp
    ├── 781A-AndryushaAndColoredBalloons.cpp
    ├── 782A-AndryushaAndSocks.cpp
    ├── 782B-TheMeetingPlaceCannotBeChanged.cpp
    ├── 784A-NumbersJoke.cpp
    ├── 784B-KidsRiddle.cpp
    ├── 784C-Intercalc.cpp
    ├── 784D-TouchyFeelyPalindromes.cpp
    ├── 784E-TwistedCircuit.cpp
    ├── 784F-CrunchingNumbersJustForYou.cpp
    ├── 785A-AntonAndPolyhedrons.cpp
    ├── 785B-AntonAndClasses.cpp
    ├── 785C-AntonAndFairyTale.cpp
    ├── 787A-TheMonster.cpp
    ├── 787B-NotAfraid.cpp
    ├── 788A-FunctionsAgain.cpp
    ├── 789A-AnastasiaAndPebbles.cpp
    ├── 789B-MashaAndGeometricDepression.cpp
    ├── 791A-BearAndBigBrother.cpp
    ├── 791B-BearAndFriendshipCondition-old.cpp
    ├── 791B-BearAndFriendshipCondition.cpp
    ├── 791C-BearAndDifferentNames.cpp
    ├── 792A-NewBusRoute.cpp
    ├── 792B-CountingOutRhyme.cpp
    ├── 792C-DivideByThree.cpp
    ├── 792D-PathsInACompleteBinaryTree.cpp
    ├── 793A-OlegAndShars.cpp
    ├── 794A-BankRobbery.cpp
    ├── 794B-CuttingCarrot.cpp
    ├── 794C-NamingCompany.cpp
    ├── 796A-BuyingAHouse.cpp
    ├── 796B-FindTheBone.cpp
    ├── 796C-BankHacking.cpp
    ├── 797A-kFactorization.cpp
    ├── 797B-OddSum-Old.cpp
    ├── 797B-OddSum.cpp
    ├── 797C-MinimalString.cpp
    ├── 798A-MikeAndPalindrome.cpp
    ├── 798B-MikeAndStrings.cpp
    ├── 798C-MikeAndGcdProblem.cpp
    ├── 799A-CarrotCakes.cpp
    ├── 799B-TshirtBuying.cpp
    └── 799C-Fountains.cpp
├── 0800-0899
    ├── 800A-VoltageKeepsake.cpp
    ├── 801A-ViciousKeyboard.cpp
    ├── 801B-ValuedKeys.cpp
    ├── 802A-HeidiAndLibrary-Easy.cpp
    ├── 802B-HeidiAndLibrary-Medium.cpp
    ├── 802G-FakeNews_Easy.cpp
    ├── 802J-SendTheFoolFurtherEasy.cpp
    ├── 802M-AprilFoolsProblemEasy.cpp
    ├── 803B-DistancesToZero.cpp
    ├── 803C-MaximalGCD.cpp
    ├── 803D-MagazineAd.cpp
    ├── 804A-FindAmir.cpp
    ├── 804B-MinimumNumberOfSteps.cpp
    ├── 805A-FakeNP.cpp
    ├── 805B-3Palindrome.cpp
    ├── 807A-IsItRated.cpp
    ├── 807B-TshirtHunt.cpp
    ├── 808A-LuckyYear.cpp
    ├── 808B-AverageSleepTime.cpp
    ├── 808C-TeaParty.cpp
    ├── 808D-ArrayDivision.cpp
    ├── 808E-SellingSouvenirs.cpp
    ├── 809A-DoYouWantADate.cpp
    ├── 810A-StraightA.cpp
    ├── 810B-SummerSellOff.cpp
    ├── 811A-VladikAndCourtesy.cpp
    ├── 811B-VladikAndComplicatedBook-OLD.cpp
    ├── 811B-VladikAndComplicatedBook.cpp
    ├── 812A-SagheerAndCrossroads.cpp
    ├── 812B-SagheerTheHausmeister.cpp
    ├── 812C-SagheerAndNubianMarket.cpp
    ├── 813A-TheContest.cpp
    ├── 813B-TheGoldenAge-OLD.cpp
    ├── 813B-TheGoldenAge.cpp
    ├── 813C-TheTagGame.cpp
    ├── 814A-AnAbandonedSentimentFromPast.cpp
    ├── 814C-AnImpassionedCirculationOfAffection.cpp
    ├── 815A-KarenAndGame.cpp
    ├── 816A-KarenAndMorning.cpp
    ├── 816B-KarenAndCoffee.cpp
    ├── 817A-TreasureHunt.cpp
    ├── 817B-MakesAndTheProduct.cpp
    ├── 817C-ReallyBigNumbers.cpp
    ├── 817D-ImbalancedArray.cpp
    ├── 818A-DiplomasAndCertificates.cpp
    ├── 818B-PermutationGame.cpp
    ├── 818D-MulticoloredCars.cpp
    ├── 820A-MisterBAndBookReading.cpp
    ├── 820B-MisterBAndAngleInPolygon.cpp
    ├── 821A-OkabeAndFutureGadgetLaboratory.cpp
    ├── 821B-OkabeAndBananaTrees.cpp
    ├── 821C-OkabeAndBoxes.cpp
    ├── 822A-ImBoredWithLife.cpp
    ├── 822B-CrosswordSolving.cpp
    ├── 822C-HackerPackYourBags.cpp
    ├── 822D-MyPrettyGirlNoora.cpp
    ├── 825A-BinaryProtocol.cpp
    ├── 825B-FiveInARow.cpp
    ├── 825C-MultijudgeSolving.cpp
    ├── 825D-SuitableReplacement.cpp
    ├── 827A-StringReconstruction.cpp
    ├── 827B-HighLoad.cpp
    ├── 828A-RestaurantTables.cpp
    ├── 828B-BlackSquare.cpp
    ├── 830A-OfficeKeys.cpp
    ├── 831A-UnimodalArray.cpp
    ├── 831B-KeyboardLayouts.cpp
    ├── 831C-JuryMarks.cpp
    ├── 832A-SashaAndSticks.cpp
    ├── 833A-TheMeaninglessGame.cpp
    ├── 834A-TheUselessToy.cpp
    ├── 834B-TheFestiveEvening.cpp
    ├── 835A-KeyRaces.cpp
    ├── 835B-TheNumberOnTheBoard.cpp
    ├── 837A-TextVolume.cpp
    ├── 837C-TwoSeals.cpp
    ├── 839A-AryaAndBran.cpp
    ├── 839B-GameOfRows.cpp
    ├── 839C-Journey.cpp
    ├── 840A-LehaAndFunction.cpp
    ├── 841A-GenerousKefa.cpp
    ├── 841B-Godsend.cpp
    ├── 842A-KirillAndTheGame.cpp
    ├── 842B-GlebAndPizza.cpp
    ├── 842C-IlyaAndTheTree.cpp
    ├── 843A-SortingBySubsequences.cpp
    ├── 844A-Diversity.cpp
    ├── 844B-Rectangles.cpp
    ├── 845A-ChessTourney.cpp
    ├── 845B-LubaAndTheTicket.cpp
    ├── 845C-TwoTVs.cpp
    ├── 845D-DrivingTest.cpp
    ├── 846A-CurriculumVitae.cpp
    ├── 847A-UnionOfDoublyLinkedLists.cpp
    ├── 847B-PreparingForMergeSort.cpp
    ├── 847C-SumOfNestings.cpp
    ├── 847G-UniversityClasses.cpp
    ├── 847H-LoadTesting.cpp
    ├── 847M-WeatherTomorrow.cpp
    ├── 848A-FromYToY.cpp
    ├── 849A-OddsAndEnds.cpp
    ├── 849B-TellYourWorld.cpp
    ├── 850A-FiveDimensionalPoints.cpp
    ├── 851A-ArpaAndAResearchInMexicanWave.cpp
    ├── 851B-ArpaAndAnExamAboutGeometry.cpp
    ├── 852A-Digits.cpp
    ├── 852B-NeuralNetworkCountry-OLD.cpp
    ├── 852B-NeuralNetworkCountry.cpp
    ├── 853A-Planning.cpp
    ├── 853B-JuryMeeting.cpp
    ├── 854A-Fraction.cpp
    ├── 854B-MaximBuysAnApartment.cpp
    ├── 855A-TomRiddlesDiary.cpp
    ├── 855B-MarvoloGauntsRing.cpp
    ├── 856A-SetTheory.cpp
    ├── 858A-kRounding.cpp
    ├── 858B-WhichFloor.cpp
    ├── 858D-PolycarpsPhoneBook.cpp
    ├── 859A-DeclinedFinalists.cpp
    ├── 859B-LazySecurityGuard.cpp
    ├── 859C-PieRules.cpp
    ├── 859E-DeskDisorder.cpp
    ├── 862A-MahmoudAndEhabAndTheMex.cpp
    ├── 862B-MahmoudAndEhabAndTheBipartiteness.cpp
    ├── 862C-MahmoudAndEhabAndTheXor.cpp
    ├── 863A-QuasiPalindrome.cpp
    ├── 863B-Kayaking.cpp
    ├── 863C-123.cpp
    ├── 863D-YetAnotherArrayQueriesProblem.cpp
    ├── 864A-FairGame.cpp
    ├── 864B-PolycarpAndLetters.cpp
    ├── 864C-Bus.cpp
    ├── 864D-MakeAPermutation.cpp
    ├── 865A-SaveTheProblem.cpp
    ├── 867A-BetweenTheOffices.cpp
    ├── 868A-BarkToUnlock.cpp
    ├── 868B-RaceAgainstTime.cpp
    ├── 868C-QualificationRounds.cpp
    ├── 868D-HugeStrings.cpp
    ├── 869A-TheArtfulExpedient.cpp
    ├── 869B-TheEternalImmortality.cpp
    ├── 869C-TheIntriguingObsession.cpp
    ├── 870A-SearchForPrettyIntegers.cpp
    ├── 870B-MaximumOfMaximumsOfMinimums.cpp
    ├── 870C-MaximumSplitting.cpp
    ├── 873A-Chores.cpp
    ├── 873B-BalancedString.cpp
    ├── 873C-StrangeGameOnMatrix.cpp
    ├── 873D-MergeSort.cpp
    ├── 876A-TripForMeal.cpp
    ├── 876B-DivisibilityDifferences.cpp
    ├── 876C-ClassroomWatch.cpp
    ├── 876D-SortingTheCoins.cpp
    ├── 877A-AlexAndBrokenContest.cpp
    ├── 877B-NikitaAndString.cpp
    ├── 877C-SlavaAndTanks.cpp
    ├── 878A-ShortProgram.cpp
    ├── 879A-BoryasDiagnosis.cpp
    ├── 879B-TableTennis.cpp
    ├── 883M-QuadcopterCompetition.cpp
    ├── 884A-BookReading.cpp
    ├── 884B-JapaneseCrosswordsStrikeCheck.cpp
    ├── 884C-BertownSubway.cpp
    ├── 884D-BoxesAndBalls.cpp
    ├── 884E-BinaryMatrix.cpp
    ├── 886A-ACMICPC.cpp
    ├── 886B-VladAndCafes.cpp
    ├── 886C-PetyaAndCatacombs.cpp
    ├── 887A-Div64.cpp
    ├── 887B-CubesForMasha.cpp
    ├── 888A-LocalExtrema.cpp
    ├── 888B-BuggyRobot.cpp
    ├── 888C-KDominantCharacter.cpp
    ├── 888D-AlmostIdentityPermutations.cpp
    ├── 891B-Gluttony.cpp
    ├── 892A-Greed.cpp
    ├── 892B-Wrath.cpp
    ├── 892C-Pride.cpp
    ├── 893A-ChessForThree.cpp
    ├── 893B-BeautifulDivisors.cpp
    ├── 893C-Rumor.cpp
    ├── 893D-CreditCard.cpp
    ├── 894A-QAQ.cpp
    ├── 894B-RalphAndHisMagicField.cpp
    ├── 894C-MarcoAndGCDSequence.cpp
    ├── 895A-PizzaSeparation.cpp
    ├── 896B-ItheaPlaysWithChtholly.cpp
    ├── 897A-ScarboroughFair.cpp
    ├── 897B-ChthollysRequest.cpp
    ├── 898A-Rounding.cpp
    ├── 898B-ProperNutrition.cpp
    ├── 898C-PhoneNumbers.cpp
    ├── 898E-SquaresAndNotSquares.cpp
    ├── 899A-SplittingInTeams.cpp
    ├── 899B-MonthsAndYears.cpp
    ├── 899C-DividingTheNumbers.cpp
    └── 899D-ShovelSale.cpp
├── 0900-0999
    ├── 900A-FindExtraOne.cpp
    ├── 900B-PositionInFraction.cpp
    ├── 900C-RemoveExtraOne.cpp
    ├── 901A-HashingTrees.cpp
    ├── 902A-VisitingAFriend.cpp
    ├── 902B-ColoringATree.cpp
    ├── 903A-HungryStudentProblem.cpp
    ├── 903B-TheModCrab.cpp
    ├── 903C-BoxesPacking.cpp
    ├── 903D-AlmostDifference.cpp
    ├── 907A-MashaAndBears.cpp
    ├── 907B-TicTacToe.cpp
    ├── 907C-Shockers.cpp
    ├── 908A-NewYearAndCountingCards.cpp
    ├── 908B-NewYearAndBuggyBot.cpp
    ├── 908C-NewYearAndCurling.cpp
    ├── 909A-GenerateLogin.cpp
    ├── 909B-Segments.cpp
    ├── 909C-PythonIndentation.cpp
    ├── 910A-TheWayToHome.cpp
    ├── 910B-DoorFrames.cpp
    ├── 910C-MinimumSum.cpp
    ├── 911A-NearestMinimums.cpp
    ├── 911B-TwoCakes.cpp
    ├── 911C-ThreeGarlands.cpp
    ├── 911D-InversionCounting.cpp
    ├── 912A-TrickyAlchemy.cpp
    ├── 912B-NewYearsEve.cpp
    ├── 913A-ModularExponentiation.cpp
    ├── 913B-ChristmasSpruce.cpp
    ├── 913C-PartyLemonade.cpp
    ├── 913D-TooEasyProblems.cpp
    ├── 914A-PerfectSquares.cpp
    ├── 914B-ConanAndAgasaPlayACardGame.cpp
    ├── 915A-Garden.cpp
    ├── 915B-Browser.cpp
    ├── 915C-PermuteDigits.cpp
    ├── 916A-JamieAndAlarmSnooze.cpp
    ├── 916B-JamieAndBinarySequence-OLD.cpp
    ├── 916B-JamieAndBinarySequence.cpp
    ├── 918A-Eleven.cpp
    ├── 918B-RadioStation.cpp
    ├── 919A-Supermarket.cpp
    ├── 919B-PerfectNumber.cpp
    ├── 919C-SeatArrangements.cpp
    ├── 920A-WaterTheGarden.cpp
    ├── 920B-TeaQueue.cpp
    ├── 920C-SwapAdjacentElements.cpp
    ├── 922A-CloningToys.cpp
    ├── 922B-MagicForest.cpp
    ├── 922C-CavePainting.cpp
    ├── 922D-RobotVacuumCleaner.cpp
    ├── 924A-MysticalMosaic.cpp
    ├── 928A-LoginVerification.cpp
    ├── 931A-FriendsMeeting.cpp
    ├── 931B-WorldCup.cpp
    ├── 931C-LaboratoryWork.cpp
    ├── 931D-PeculiarAppleTree.cpp
    ├── 931E-GameWithString.cpp
    ├── 932A-PalindromicSupersequence.cpp
    ├── 932B-RecursiveQueries.cpp
    ├── 932C-PermutationCycle.cpp
    ├── 934A-ACompatiblePair.cpp
    ├── 934B-AProperousLot.cpp
    ├── 935A-FafaAndHisCompany.cpp
    ├── 935B-FafaAndTheGates.cpp
    ├── 935C-FifaAndFafa.cpp
    ├── 936A-SaveEnergy.cpp
    ├── 937A-Olympiad.cpp
    ├── 937B-VileGrasshoppers-OLD.cpp
    ├── 937B-VileGrasshoppers.cpp
    ├── 938A-WordCorrection.cpp
    ├── 938B-RunForYourPrize.cpp
    ├── 939A-LoveTriangle.cpp
    ├── 939B-HamsterFarm.cpp
    ├── 939C-ConvenientForEverybody.cpp
    ├── 939D-LoveRescue.cpp
    ├── 940A-PointsOnTheLine.cpp
    ├── 940B-OurTanyaIsCryingOutLoud.cpp
    ├── 940C-PhoneNumbers.cpp
    ├── 946A-Partition.cpp
    ├── 946B-WeirdSubtractionProcess.cpp
    ├── 946C-StringTransformation.cpp
    ├── 948A-ProtectSheep.cpp
    ├── 949B-ALeapfrogInTheArray.cpp
    ├── 950A-LeftHandersRightHandersAndAmbidexters.cpp
    ├── 950B-InterceptedMessage.cpp
    ├── 952A-QuirkyQuantifiers.cpp
    ├── 952B-AMapOfTheCat.cpp
    ├── 952C-RavioliSort.cpp
    ├── 952D-ImFeelingLucky.cpp
    ├── 952E-CheeseBoard.cpp
    ├── 953A-23Numbers.cpp
    ├── 953B-AddPoints.cpp
    ├── 954A-DiagonalWalking.cpp
    ├── 954B-StringTyping.cpp
    ├── 955A-FeedTheCat.cpp
    ├── 955B-NotSimplyBeautifulStrings.cpp
    ├── 957A-TritonicIridescence.cpp
    ├── 958B1-MaximumControlEasy.cpp
    ├── 958C1-EncryptionEasy.cpp
    ├── 959A-MahmoudAndEhabAndTheEvenOddGame.cpp
    ├── 959B-MahmoudAndEhabAndTheMessage.cpp
    ├── 959C-MahmoudAndEhabAndTheWrongAlgorithm.cpp
    ├── 960A-CheckTheString.cpp
    ├── 960B-MinimizeTheError.cpp
    ├── 961A-Tetris.cpp
    ├── 961B-LectureSleep.cpp
    ├── 961C-Chessboard.cpp
    ├── 962A-Equator.cpp
    ├── 962B-StudentsInRailwayCarriage.cpp
    ├── 962C-MakeASquare.cpp
    ├── 964A-Splits.cpp
    ├── 965A-PaperAirplanes.cpp
    ├── 965B-Battleship.cpp
    ├── 965C-GreedyArcady.cpp
    ├── 965D-SingleUseStones.cpp
    ├── 967A-MindTheGap.cpp
    ├── 967B-WateringSystem.cpp
    ├── 975A-AramicScript.cpp
    ├── 975B-Mancala.cpp
    ├── 975C-ValhallaSiege.cpp
    ├── 976A-MinimumBinaryNumber.cpp
    ├── 976B-LaraCroftAndTheNewGame.cpp
    ├── 976C-NestedSegments.cpp
    ├── 977A-WrongSubtraction.cpp
    ├── 977B-TwoGram.cpp
    ├── 977C-LessOrEqual.cpp
    ├── 977D-DivideByThreeMultiplyByTwo.cpp
    ├── 977E-CyclicComponents.cpp
    ├── 977F-ConsecutiveSubsequence-OLD.cpp
    ├── 977F-ConsecutiveSubsequence.cpp
    ├── 978A-RemoveDuplicates.cpp
    ├── 978B-FileName.cpp
    ├── 978C-Letters.cpp
    ├── 978D-AlmostArithmeticProgression.cpp
    ├── 978E-BusVideoSystem.cpp
    ├── 978F-Mentors.cpp
    ├── 978G-PetyasExams.cpp
    ├── 979A-PizzaPizzaPizza.cpp
    ├── 979B-TreasureHunt.cpp
    ├── 979C-KuroAndWalkingRoute.cpp
    ├── 980A-LinksAndPearls.cpp
    ├── 981A-Antipalindrome.cpp
    ├── 981B-BusinessmenProblems.cpp
    ├── 981C-UsefulDecomposition.cpp
    ├── 982A-Row.cpp
    ├── 982B-BusOfCharacters.cpp
    ├── 982C-CutEmAll.cpp
    ├── 984A-Game.cpp
    ├── 984B-Minesweeper.cpp
    ├── 985A-ChessPlacing.cpp
    ├── 985B-SwitchesAndLamps.cpp
    ├── 987A-InfinityGauntlet.cpp
    ├── 987B-HighSchoolBecomeHuman.cpp
    ├── 987C-ThreeDisplays-OLD.cpp
    ├── 987C-ThreeDisplays.cpp
    ├── 988A-DiverseTeam.cpp
    ├── 988B-SubstringsSort.cpp
    ├── 988C-EqualSums.cpp
    ├── 989A-ABlendofSpringtime.cpp
    ├── 989B-ATideOfRiverscape.cpp
    ├── 990A-CommentaryBoxes.cpp
    ├── 990B-MicroWorld.cpp
    ├── 990C-BtacketSequencesConcatenationProblem.cpp
    ├── 991A-IfAtFirstYouDontSucceed.cpp
    ├── 991B-GettingAnA.cpp
    ├── 991C-Candies.cpp
    ├── 992A-NastyaAndAnArray.cpp
    ├── 992C-NastyaAndAWardrobe.cpp
    ├── 994A-Fingerprints.cpp
    ├── 994B-KnightsOfAPolygonalTable.cpp
    ├── 995B-SuitAndTie.cpp
    ├── 996A-HitTheLottery.cpp
    ├── 996B-WorldCup.cpp
    ├── 997A-ConvertToOnes.cpp
    ├── 998A-Balloons.cpp
    ├── 998B-Cutting.cpp
    ├── 999A-MishkaAndContest.cpp
    ├── 999B-ReversingEncryption.cpp
    └── 999C-AlphabeticRemovals.cpp
├── 1000-1099
    ├── 1000A-CodehorsesTshirts.cpp
    ├── 1000B-LightItUp.cpp
    ├── 1000C-CoveredPointsCount.cpp
    ├── 1003A-PolycarpsPockets.cpp
    ├── 1003B-BinaryStringConstructing.cpp
    ├── 1003C-IntenseHeat.cpp
    ├── 1003D-CoinsAndQueries.cpp
    ├── 1004A-SonyaAndHotels.cpp
    ├── 1004B-SonyaAndExhibition.cpp
    ├── 1004C-SonyaAndRobots.cpp
    ├── 1005A-TanyaAndStairways.cpp
    ├── 1005B-DeleteFromTheLeft.cpp
    ├── 1005C-SummarizeToThePowerOfTwo.cpp
    ├── 1005D-PolycarpAndDiv3.cpp
    ├── 1006A-AdjacentReplacements.cpp
    ├── 1006B-PolycarpsPractice.cpp
    ├── 1006C-ThreePartsOfTheArray.cpp
    ├── 1006E-MilitaryProblem-OLD.cpp
    ├── 1006E-MilitaryProblem.cpp
    ├── 1007A-ReorderTheArray.cpp
    ├── 1008A-Romaji.cpp
    ├── 1008B-TurnTheRectangles.cpp
    ├── 1009A-GameShopping.cpp
    ├── 1009B-MinimumTernaryString.cpp
    ├── 1009D-RelativelyPrimeGraph.cpp
    ├── 1010A-Fly.cpp
    ├── 1011A-Stages.cpp
    ├── 1011B-PlanningTheExpedition.cpp
    ├── 1013A-PilesWithStones.cpp
    ├── 1013B-And.cpp
    ├── 1015A-PointsInSegments.cpp
    ├── 1015B-ObtainingTheString.cpp
    ├── 1015C-SongsCompression.cpp
    ├── 1015D-WalkingBetweenHouses.cpp
    ├── 1016A-DeathNote.cpp
    ├── 1016B-SegmentOccurences.cpp
    ├── 1017A-TheRank.cpp
    ├── 1017B-TheBits.cpp
    ├── 1017C-ThePhoneNumber.cpp
    ├── 1020A-NewBuildingForSIS.cpp
    ├── 1020B-Badge.cpp
    ├── 1023A-SingleWildcardPatternMatching.cpp
    ├── 1023B-PairOfToys.cpp
    ├── 1023C-BracketSubsequence.cpp
    ├── 1025A-DoggoRecoloring.cpp
    ├── 1025B-WeakenedCommonDivisor.cpp
    ├── 1027A-PalindromicTwist.cpp
    ├── 1027B-NumbersOnTheChessboard.cpp
    ├── 1027C-MinimumValueRectangle.cpp
    ├── 1027D-MouseHunt.cpp
    ├── 1028A-FindSquare.cpp
    ├── 1028B-UnnaturalConditions.cpp
    ├── 1029A-ManyEqualSubstrings.cpp
    ├── 1029B-CreatingTheContest.cpp
    ├── 1030A-InSearchOfAnEasyProblem.cpp
    ├── 1030B-VasyaAndCornfield.cpp
    ├── 1030C-VasyaAndGoldenTicket.cpp
    ├── 1030D-VasyaAndTriangle.cpp
    ├── 1031A-GoldenPlate.cpp
    ├── 1031B-CuriosityHasNoLimits.cpp
    ├── 1032A-KitchenUtensils.cpp
    ├── 1032B-PersonalizedCup.cpp
    ├── 1033A-KingEscape.cpp
    ├── 1033B-SquareDifference.cpp
    ├── 1036A-FunctionHeight.cpp
    ├── 1036D-VasyaAndArrays.cpp
    ├── 1037A-Packets.cpp
    ├── 1037B-ReachMedian.cpp
    ├── 1037C-Equalize.cpp
    ├── 1038A-Equality.cpp
    ├── 1038B-NonCoprimePartition.cpp
    ├── 1038C-Gambling.cpp
    ├── 1040A-PalindromeDance.cpp
    ├── 1040B-ShashlikCooking.cpp
    ├── 1041A-Heist.cpp
    ├── 1041B-BuyingATVSet.cpp
    ├── 1042A-Benches.cpp
    ├── 1042B-Vitamins.cpp
    ├── 1043A-Elections.cpp
    ├── 1043B-LostArray.cpp
    ├── 1043C-SmallestWord.cpp
    ├── 1046C-SpaceFormula.cpp
    ├── 1046F-SplittingMoney.cpp
    ├── 1047A-LittleCLoves3I.cpp
    ├── 1047B-CoverPoints.cpp
    ├── 1051A-VasyaAndPassword.cpp
    ├── 1051B-RelativelyPrimePairs.cpp
    ├── 1051C-VasyaAndMultisets.cpp
    ├── 1054A-ElevatorOrStairs.cpp
    ├── 1054B-AppendingMex.cpp
    ├── 1054C-CandiesDistribution.cpp
    ├── 1055A-Metro.cpp
    ├── 1055B-AliceAndHairdresser.cpp
    ├── 1056A-DetermineLine.cpp
    ├── 1057A-BmailComputerNetwork.cpp
    ├── 1059A-Cashier.cpp
    ├── 1059C-SequenceTransformation.cpp
    ├── 1060A-PhoneNumbers.cpp
    ├── 1060B-MaximumSumOfDigits.cpp
    ├── 1061A-Coins.cpp
    ├── 1061B-ViewsMatter.cpp
    ├── 1061C-Multiplicity.cpp
    ├── 1062A-APrank.cpp
    ├── 1062B-Math.cpp
    ├── 1063A-OhThosePalindromes.cpp
    ├── 1064A-MakeATriangle.cpp
    ├── 1064B-EquationsOfMathematicalMagic.cpp
    ├── 1065A-VasyaAndChocolate.cpp
    ├── 1065B-VasyaAndIsolatedVertices.cpp
    ├── 1066A-VovaAndTrain.cpp
    ├── 1066C-BooksQueries.cpp
    ├── 1068A-Birthday.cpp
    ├── 1068B-LCM.cpp
    ├── 1070D-GarbageDisposal.cpp
    ├── 1070K-VideoPosts.cpp
    ├── 1073A-DiverseSubstring.cpp
    ├── 1073B-VasyaAndBooks.cpp
    ├── 1075A-TheKingsRace.cpp
    ├── 1075B-TaxiDriversAndLyft.cpp
    ├── 1076A-MinimizingTheString.cpp
    ├── 1076B-DivisorSubtraction.cpp
    ├── 1076C-MemeProblem.cpp
    ├── 1077A-FrogJumping.cpp
    ├── 1077B-DistrurbedPeople.cpp
    ├── 1077C-GoodArray.cpp
    ├── 1080A-PetyaAndOrigami.cpp
    ├── 1080B-MargariteAndTheBestPresent.cpp
    ├── 1081A-DefiniteGame.cpp
    ├── 1082A-VasyaAndBook.cpp
    ├── 1082B-VovaAndTrophies.cpp
    ├── 1084A-TheFairNutAndElevator.cpp
    ├── 1084B-KvassAndTheFairNut.cpp
    ├── 1084C-TheFairNutAndString.cpp
    ├── 1085A-RightLeftCipher.cpp
    ├── 1085B-DivTimesMod.cpp
    ├── 1088A-EhabAndAnotherConstructionProblem.cpp
    ├── 1088B-EhabAndSubtraction.cpp
    ├── 1088C-EhabAndA2OperationTask.cpp
    ├── 1089L-Lazyland.cpp
    ├── 1090A-CompanyMerging.cpp
    ├── 1090M-ThePleasantWalk.cpp
    ├── 1091A-NewYearAndTheChristmasOrnament.cpp
    ├── 1091B-NewYearAndTheTreasureGeolocation.cpp
    ├── 1091C-NewYearAndTheSphereTransmission.cpp
    ├── 1092A-UniformString.cpp
    ├── 1092B-TeamsForming.cpp
    ├── 1093A-DiceRolling.cpp
    ├── 1093B-LettersRearranging.cpp
    ├── 1093C-MishkaAndTheLastExam.cpp
    ├── 1095A-RepeatingCipher.cpp
    ├── 1095B-ArrayStabilization.cpp
    ├── 1095C-PowersOfTwo.cpp
    ├── 1096A-FindDivisible.cpp
    ├── 1096C-PolygonForTheAngle.cpp
    ├── 1097A-GennadyAndACardGame.cpp
    ├── 1097B-PetrAndACombinationLock.cpp
    ├── 1097C-YuhaoAndAParenthesis.cpp
    ├── 1099A-Snowball.cpp
    ├── 1099B-SquaresAndSegments.cpp
    └── 1099C-Postcard.cpp
├── 1100-1199
    ├── 1100A-RomanAndBrowser.cpp
    ├── 1100B-BuildAContest.cpp
    ├── 1100C-NNAndTheOpticalIllusion.cpp
    ├── 1101A-MinimumInteger.cpp
    ├── 1101B-Accordion.cpp
    ├── 1101C-DivisionAndUnion.cpp
    ├── 1101E-PolycarpsNewJob.cpp
    ├── 1102A-IntegerSequenceDividing.cpp
    ├── 1102B-ArrayKColoring.cpp
    ├── 1102C-DoorsBreakingAndRepairing.cpp
    ├── 1103A-GridGame.cpp
    ├── 1104A-SplittingIntoDigits.cpp
    ├── 1104B-GameWithString.cpp
    ├── 1105A-SalemAndSticks.cpp
    ├── 1105B-ZuhairAndStrings.cpp
    ├── 1106A-LunarNewYearAndCrossCounting.cpp
    ├── 1106C-LunarNewYearAndNumberDivision.cpp
    ├── 1106D-LunarNewYearAndAWander.cpp
    ├── 1107A-DigitsSequenceDividing.cpp
    ├── 1107B-DigitalRoot.cpp
    ├── 1107C-Brutality.cpp
    ├── 1108A-TwoDistinctPoints.cpp
    ├── 1108B-DivisorsOfTwoIntegers.cpp
    ├── 1108C-NiceGarland.cpp
    ├── 1108D-DiverseGarland.cpp
    ├── 1110A-Parity.cpp
    ├── 1110B-Tape.cpp
    ├── 1111A-SuperheroTransformation.cpp
    ├── 1113A-SashaAndHisTrip.cpp
    ├── 1113B-SashaAndMagneticMachines.cpp
    ├── 1114A-GotAnyGrapes.cpp
    ├── 1114C-TrailingLovesOrLoeufs.cpp
    ├── 1117A-BestSubsegment.cpp
    ├── 1117B-Emotes.cpp
    ├── 1118A-WaterBuying.cpp
    ├── 1118B-TanyaAndCandies.cpp
    ├── 1119A-IlyaAndColorfulWalk.cpp
    ├── 1119B-AlyonaAndANarrowFridge.cpp
    ├── 1121A-TechnogobletOfFire.cpp
    ├── 1121B-MikeAndChildren.cpp
    ├── 1130A-BePositive.cpp
    ├── 1130B-TwoCakes.cpp
    ├── 1130C-Connect.cpp
    ├── 1131A-SeaBattle.cpp
    ├── 1131B-Draw.cpp
    ├── 1131C-Birthday.cpp
    ├── 1132A-RegularBracketSequence.cpp
    ├── 1132B-Discounts.cpp
    ├── 1133A-MiddleOfTheContest.cpp
    ├── 1133B-PreparationForInternationalWomensDay.cpp
    ├── 1133C-BalancedTeam.cpp
    ├── 1133D-ZeroQuantityMaximization.cpp
    ├── 1136A-NastyaIsReadingABook.cpp
    ├── 1136B-NastyaIsPlayingComputerGames.cpp
    ├── 1138A-SushiForTwo.cpp
    ├── 1139A-EvenSubstrings.cpp
    ├── 1139B-Chocolates.cpp
    ├── 1139C-EdgyTrees.cpp
    ├── 1140A-DetectiveBook.cpp
    ├── 1140B-GoodString.cpp
    ├── 1140C-Playlist.cpp
    ├── 1140D-MinimumTriangulation.cpp
    ├── 1141A-Game23.cpp
    ├── 1141B-MaximalContinuousRest.cpp
    ├── 1141C-PolycarpRestoresPermutation.cpp
    ├── 1141D-ColoredBoots.cpp
    ├── 1143A-TheDoors.cpp
    ├── 1143B-Nirvana.cpp
    ├── 1143C-Queen.cpp
    ├── 1144A-DiverseStrings.cpp
    ├── 1144B-ParityAlternatedDeletions.cpp
    ├── 1144C-TwoShuffledSequences.cpp
    ├── 1144D-EqualizeThemAll.cpp
    ├── 1144E-MedianString.cpp
    ├── 1144F-GraphWithoutLongDirectedPaths.cpp
    ├── 1145A-ThanosSort.cpp
    ├── 1146A-LoveA.cpp
    ├── 1146B-HateA.cpp
    ├── 1147A-HideAndSeek.cpp
    ├── 1148A-AnotherOneBitesTheDust.cpp
    ├── 1148B-BornThisWay.cpp
    ├── 1149A-PrefixSumPrimes.cpp
    ├── 1150A-StockArbitraging.cpp
    ├── 1150B-TilingChallenge.cpp
    ├── 1151A-MaximAndBiology.cpp
    ├── 1151B-DimaAndABadXOR.cpp
    ├── 1151C-ProblemForNazar.cpp
    ├── 1151D-StasAndTheQueueAtTheBuffet.cpp
    ├── 1152A-NekoFindsGrapes.cpp
    ├── 1152B-NekoPerformsCatFurrierTransform.cpp
    ├── 1153A-ServalAndBus.cpp
    ├── 1153C-ServalAndParenthesisSequence.cpp
    ├── 1154A-RestoringThreeNumbers.cpp
    ├── 1154B-MakeThemEqual.cpp
    ├── 1154C-GourmetCat.cpp
    ├── 1154D-WalkingRobot.cpp
    ├── 1154E-TwoTeams.cpp
    ├── 1155A-ReverseAString.cpp
    ├── 1155B-GameWithTelephoneNumbers.cpp
    ├── 1155C-AlarmClocksEverywhere.cpp
    ├── 1156A-InscribedFigures.cpp
    ├── 1156B-UglyPairs.cpp
    ├── 1157A-ReachableNumbers.cpp
    ├── 1157B-LongNumber.cpp
    ├── 1157C1-IncreasingSubsequenceEasyVersion.cpp
    ├── 1157C2-IncreasingSubsequenceHardVersion.cpp
    ├── 1157D-NProblemsDuringKDays.cpp
    ├── 1157E-MinimumArray.cpp
    ├── 1158A-ThePartyAndSweets.cpp
    ├── 1159A-APileOfStones.cpp
    ├── 1159B-ExpansionCoefficientOfTheArray.cpp
    ├── 1161B-ChladniFigure.cpp
    ├── 1162A-ZoningRestrictionsAgain.cpp
    ├── 1162B-DoubleMatrix.cpp
    ├── 1163A-EatingSoup.cpp
    ├── 1163B1-CatPartyEasyEdition.cpp
    ├── 1163B2-CatPartyHardEdition.cpp
    ├── 1165A-Remainder.cpp
    ├── 1165B-PolycarpTraining.cpp
    ├── 1165C-GoodString.cpp
    ├── 1165D-AlmostAllDivisors.cpp
    ├── 1165E-TwoArraysAndSumOfFunctions.cpp
    ├── 1166A-SilentClassroom.cpp
    ├── 1166B-AllTheVowelsPlease.cpp
    ├── 1166C-ATaleOfTwoLands.cpp
    ├── 1167A-TelephoneNumber.cpp
    ├── 1167C-NewsDistribution.cpp
    ├── 1167D-BicoloredRBS.cpp
    ├── 1169A-CircleMetro.cpp
    ├── 1169B-Pairs.cpp
    ├── 1173A-NauuoAndVotes.cpp
    ├── 1173B-NauuoAndChess.cpp
    ├── 1174A-EhabFailsToBeThanos.cpp
    ├── 1174B-EhabIsAnOddPerson.cpp
    ├── 1174C-EhabAndASpecialColoringProblem.cpp
    ├── 1175A-FromHeroToZero.cpp
    ├── 1176A-DivideIt.cpp
    ├── 1176B-MergeIt.cpp
    ├── 1176C-LoseIt.cpp
    ├── 1177A-DigitsSequenceEasyEdition.cpp
    ├── 1177B-DigitsSequenceHardEdition.cpp
    ├── 1178A-PrimeMinister.cpp
    ├── 1178B-WOWFactor.cpp
    ├── 1178C-Tiles.cpp
    ├── 1178D-PrimeGraph.cpp
    ├── 1179A-ValeriyAndDeque.cpp
    ├── 1179B-TolikAndHisUncle.cpp
    ├── 1180A-AlexAndARhombus.cpp
    ├── 1180B-NickAndArray.cpp
    ├── 1181A-ChungaChanga.cpp
    ├── 1181B-SplitANumber.cpp
    ├── 1182A-FillingSpaces.cpp
    ├── 1183A-NearestInterestingNumber.cpp
    ├── 1183B-EqualizePrices.cpp
    ├── 1183C-ComputerGame.cpp
    ├── 1183D-CandyBoxEasyVersion.cpp
    ├── 1184A1-HeidiLearnsHashingEasy.cpp
    ├── 1184B1-TheDoctorMeetsVader.cpp
    ├── 1184D1-ParallelUniversesEasy.cpp
    ├── 1185A-Ropewalkers.cpp
    ├── 1185B-EmailFromPolycarp.cpp
    ├── 1185C1-ExamInBerSUEasyVersion.cpp
    ├── 1185C2-ExamInBerSUHardVersion.cpp
    ├── 1186A-VusTheCossackAndAContest.cpp
    ├── 1186D-VusTheCossackAndNumbers.cpp
    ├── 1187A-StickersAndToys.cpp
    ├── 1187B-LettersShop.cpp
    ├── 1187C-VasyaAndArray.cpp
    ├── 1188A1-AddOnATree.cpp
    ├── 1189A-KeanuReeves.cpp
    ├── 1189B-NumberCircle.cpp
    ├── 1189C-Candies.cpp
    ├── 1190A-TokitsukazeAndDiscardItems.cpp
    ├── 1191A-TokitsukazeAndEnhancement.cpp
    ├── 1191B-TokitsukazeAndMahjong.cpp
    ├── 1194A-RemoveAProgression.cpp
    ├── 1194B-YetAnotherCrossesProblem.cpp
    ├── 1194D-12KGame.cpp
    ├── 1195A-DrinksChoosing.cpp
    ├── 1195B-SportMafia.cpp
    ├── 1195C-BasketballExercise.cpp
    ├── 1195D1-SubmarineInTheRybinskSeaEasyEdition.cpp
    ├── 1195D2-SubmarineInTheRybinskSeaHardEdition.cpp
    ├── 1196A-ThreePilesOfCandies.cpp
    ├── 1196B-OddSumSegments.cpp
    ├── 1196C-RobotBreakout.cpp
    ├── 1196D1-RGBSubstringEasyVersion.cpp
    ├── 1196D2-RGBSubstringHardVersion.cpp
    ├── 1197A-DIYWoodenLadder.cpp
    ├── 1197B-Pillars.cpp
    ├── 1197C-ArraySplitting.cpp
    ├── 1198A-mp3.cpp
    ├── 1198B-WelfareState.cpp
    ├── 1199A-CityDay.cpp
    └── 1199B-WaterLily.cpp
├── 1200-1299
    ├── 1200A-Hotelier.cpp
    ├── 1200B-BlockAdventure.cpp
    ├── 1200C-RoundCorridor.cpp
    ├── 1201A-ImportantExam.cpp
    ├── 1201B-ZeroArray.cpp
    ├── 1201C-MaximumMedian.cpp
    ├── 1202A-YouAreGivenTwoBinaryStrings.cpp
    ├── 1203A-CircleOfStudents.cpp
    ├── 1203B-EqualRectangles.cpp
    ├── 1203C-CommonDivisors.cpp
    ├── 1203E-Boxers.cpp
    ├── 1204A-BowWowAndTheTimetable.cpp
    ├── 1204B-MisloveHasLostAnArray.cpp
    ├── 1205A-AlmostEqual.cpp
    ├── 1206A-ChooseTwoNumbers.cpp
    ├── 1206B-MakeProductEqualOne.cpp
    ├── 1207A-ThereAreTwoTypesOfBurgers.cpp
    ├── 1207B-SquareFilling.cpp
    ├── 1207C-GasPipeline.cpp
    ├── 1208A-XORinacci.cpp
    ├── 1208B-Uniqueness.cpp
    ├── 1209A-PaintTheNumbers.cpp
    ├── 1209B-KoalaAndLights.cpp
    ├── 1209C-PaintTheDigits.cpp
    ├── 1209D-CowAndSnacks.cpp
    ├── 1213A-ChipsMoving.cpp
    ├── 1213B-BadPrices.cpp
    ├── 1213C-BookReading.cpp
    ├── 1213D1-EqualizingByDivisionEasyVersion.cpp
    ├── 1213D2-EqualizingByDivisionHardVersion.cpp
    ├── 1213E-TwoSmallStrings.cpp
    ├── 1214A-OptimalCurrencyExchange.cpp
    ├── 1214B-Badges.cpp
    ├── 1214C-BadSequence.cpp
    ├── 1215A-YellowCards.cpp
    ├── 1215B-TheNumberOfProducts-OLD.cpp
    ├── 1215B-TheNumberOfProducts.cpp
    ├── 1215D-TicktetGame.cpp
    ├── 1216A-Prefixes.cpp
    ├── 1216B-Shooting.cpp
    ├── 1216D-Swords.cpp
    ├── 1217A-CreatingACharacter.cpp
    ├── 1217B-ZmeiGorynich.cpp
    ├── 1218F-WorkoutPlan.cpp
    ├── 1219C-PeriodicIntegerNumber.cpp
    ├── 1220A-Cards.cpp
    ├── 1220B-MultiplicationTable.cpp
    ├── 1221A-2048Game.cpp
    ├── 1221B-Knights.cpp
    ├── 1221C-PerfectTeam.cpp
    ├── 1223C-SaveTheNature.cpp
    ├── 1225A-ForgettingThings.cpp
    ├── 1225B1-TVSubscriptionsEasyVersion.cpp
    ├── 1225B2-TVSubscriptionsHardVersion.cpp
    ├── 1225C-pBinary.cpp
    ├── 1228A-DistinctDigits.cpp
    ├── 1228B-FillingTheGrid.cpp
    ├── 1228C-PrimesAndMultiplication.cpp
    ├── 1229A-MarcinAndTrainingCamp.cpp
    ├── 1230A-DawidAndBagsOfCandies.cpp
    ├── 1230B-AniaAndMinimizing.cpp
    ├── 1230C-AnadiAndDomino.cpp
    ├── 1231C-IncreasingMatrix.cpp
    ├── 1234A-EqualizePricesAgain.cpp
    ├── 1234B1-SocialNetworkEasyVersion.cpp
    ├── 1234B2-SocialNetworkHardVersion.cpp
    ├── 1234C-Pipes.cpp
    ├── 1234D-DistinctCharactersQueries.cpp
    ├── 1236A-Stones.cpp
    ├── 1236B-AliceAndTheListOfPresents.cpp
    ├── 1236C-Labs.cpp
    ├── 1237A-BalancedRatingChanges.cpp
    ├── 1237B-BalancedTunnel.cpp
    ├── 1238A-PrimeSubtraction.cpp
    ├── 1238B-KillEmAll.cpp
    ├── 1241A-CME.cpp
    ├── 1241B-StringsEqualization.cpp
    ├── 1243A-MaximumSquare.cpp
    ├── 1243B1-CharacterSwapEasyVersion.cpp
    ├── 1243C-TilePainting.cpp
    ├── 1244A-PensAndPencils.cpp
    ├── 1244B-RoomsAndStaircases.cpp
    ├── 1244C-TheFootallSeason.cpp
    ├── 1244D-PaintTheTree.cpp
    ├── 1245A-GoodOlNumbersColoring.cpp
    ├── 1245B-RestrictedRPS.cpp
    ├── 1245C-ConstanzesMachine.cpp
    ├── 1248A-IntegerPoints.cpp
    ├── 1248B-GrowTheTree.cpp
    ├── 1249A-YetAnotherDividingIntoTeams.cpp
    ├── 1249B1-BooksExchangeEasyVersion.cpp
    ├── 1249B2-BooksExchangeHardVersion.cpp
    ├── 1249C1-GoodNumbersEasyVersion.cpp
    ├── 1249C2-GoodNumbersHardVersion.cpp
    ├── 1249D1-TooManySegmentsEasyVersion.cpp
    ├── 1249D2-TooManySegmentsHardVersion.cpp
    ├── 1249E-ByElevatorOrStairs.cpp
    ├── 1250A-Berstagram.cpp
    ├── 1250F-DataCenter.cpp
    ├── 1250H-HappyBirthday.cpp
    ├── 1250J-TheParade.cpp
    ├── 1250L-DivideTheStudents.cpp
    ├── 1251A-BrokenKeyboard.cpp
    ├── 1251B-BinaryPalindromes.cpp
    ├── 1251C-MinimizeTheInteger.cpp
    ├── 1251D-SalaryChanging.cpp
    ├── 1252A-CopyingHomework.cpp
    ├── 1253A-SinglePush.cpp
    ├── 1253B-SillyMistake.cpp
    ├── 1253C-SweetsEating.cpp
    ├── 1254A-FeedingChicken.cpp
    ├── 1255A-ChangingVolume.cpp
    ├── 1255B-FridgeLockers.cpp
    ├── 1255C-LeagueOfLeesins.cpp
    ├── 1256A-PaymentWithoutChange.cpp
    ├── 1256B-MinimizeThePermutation.cpp
    ├── 1256C-PlatformsJumping.cpp
    ├── 1257A-TwoRivalStudents.cpp
    ├── 1257B-MagicStick.cpp
    ├── 1257C-DominatedSubarray.cpp
    ├── 1257D-YetAnotherMonsterKillingProblem.cpp
    ├── 1260A-Heating.cpp
    ├── 1260B-ObtainTwoZeroes.cpp
    ├── 1262A-MathProblem.cpp
    ├── 1262B-Box.cpp
    ├── 1263A-SweetProblem.cpp
    ├── 1263B-PINCodes.cpp
    ├── 1263C-EveryoneIsAWinner.cpp
    ├── 1263D-SecretPasswords.cpp
    ├── 1264A-BeautifulRegionalContest.cpp
    ├── 1265A-BeautifulString.cpp
    ├── 1265B-BeautifulNumbers.cpp
    ├── 1266A-CompetitiveProgrammer.cpp
    ├── 1266B-DiceTower.cpp
    ├── 1267B-BallsOfBuma.cpp
    ├── 1269A-Equation.cpp
    ├── 1269B-ModuloEquality.cpp
    ├── 1270A-CardGame.cpp
    ├── 1270B-InterestingSubarray.cpp
    ├── 1270C-MakeGood.cpp
    ├── 1271A-Suits.cpp
    ├── 1271B-Blocks.cpp
    ├── 1271C-ShawarmaTent.cpp
    ├── 1272A-ThreeFriends.cpp
    ├── 1272B-SnowWalkingRobot.cpp
    ├── 1272C-YetAnotherBrokenKeyboard.cpp
    ├── 1276A-AsSimpleAsOneAndTwo.cpp
    ├── 1277A-HappyBirthdayPolycarp.cpp
    ├── 1277B-MakeThemOdd.cpp
    ├── 1278A-ShuffleHashing.cpp
    ├── 1278B-AandB.cpp
    ├── 1279A-NewYearGarland.cpp
    ├── 1279B-VerseForSanta.cpp
    ├── 1279C-StackOfPresents.cpp
    ├── 1281A-SuffixThree.cpp
    ├── 1281B-AzamonWebServices.cpp
    ├── 1282A-TemporarilyUnavailable.cpp
    ├── 1282B1-KforThePriceOfOneEasyVersion.cpp
    ├── 1283A-MinutesBeforeTheNewYear.cpp
    ├── 1283B-CandiesDivision.cpp
    ├── 1283C-FriendsAndGifts.cpp
    ├── 1284A-NewYearAndNaming.cpp
    ├── 1285A-MezoPlayingZoma.cpp
    ├── 1285B-JustEatIt.cpp
    ├── 1285C-FadiAndLCM.cpp
    ├── 1287A-AngryStudents.cpp
    ├── 1288A-Deadline.cpp
    ├── 1288B-YetAnotherMemeProblem.cpp
    ├── 1291A-EvenButNotEven.cpp
    ├── 1291B-ArraySharpening.cpp
    ├── 1292A-NEKOsMazeGame.cpp
    ├── 1293A-ConneRAndTheARCMarklandN.cpp
    ├── 1293B-JOEIsOnTV.cpp
    ├── 1294A-CollectingCoins.cpp
    ├── 1294B-CollectingPackages.cpp
    ├── 1294C-ProductOfThreeNumbers.cpp
    ├── 1294D-MEXMaximizing.cpp
    ├── 1295A-DisplayTheNumber.cpp
    ├── 1295B-InfinitePrefixes.cpp
    ├── 1295D-SameGCDs.cpp
    ├── 1296A-ArrayWithOddSum.cpp
    ├── 1296B-FoodBuying.cpp
    ├── 1296C-YetAnotherWalkingRobot.cpp
    └── 1296D-FightWithMonsters.cpp
├── 1300-1399
    ├── 1300A-NonZero.cpp
    ├── 1300B-AssigningToClasses.cpp
    ├── 1300C-AnuHasAFunction.cpp
    ├── 1301A-ThreeStrings.cpp
    ├── 1301B-MotaracksBirthday-OLD.cpp
    ├── 1301B-MotaracksBirthday.cpp
    ├── 1301C-AyoubsFunction.cpp
    ├── 1303A-ErasingZeroes.cpp
    ├── 1303B-NationalProject.cpp
    ├── 1303C-PerfectKeyboard.cpp
    ├── 1304A-TwoRabbits.cpp
    ├── 1304B-LongestPalindrome.cpp
    ├── 1304C-AirConditioner.cpp
    ├── 1305A-KuroniAndTheGifts.cpp
    ├── 1305B-KuroniAndSimpleStrings.cpp
    ├── 1307A-CowAndHaybales.cpp
    ├── 1307B-CowAndFriend.cpp
    ├── 1310A-Recommendations.cpp
    ├── 1311A-AddOddOrSubtractEven.cpp
    ├── 1311B-WeirdSort.cpp
    ├── 1311C-PerformTheCombo.cpp
    ├── 1311D-ThreeIntegers.cpp
    ├── 1312A-TwoRegularPolygons.cpp
    ├── 1312B-Bogosort.cpp
    ├── 1312C-AddingPowers.cpp
    ├── 1313A-FastFoodRestaurant.cpp
    ├── 1315A-DeadPixel.cpp
    ├── 1315B-Homecoming.cpp
    ├── 1315C-RestoringPermutation.cpp
    ├── 1316A-GradeAllocation.cpp
    ├── 1320A-JourneyPlanning.cpp
    ├── 1321A-ContestForRobots.cpp
    ├── 1322A-UnusualCompetitions.cpp
    ├── 1323A-EvenSubsetSumProblem.cpp
    ├── 1323B-CountSubrectangles.cpp
    ├── 1324A-YetAnotherTetrisProblem.cpp
    ├── 1324B-YetAnotherPalindromeProblem.cpp
    ├── 1324C-FrogJumps.cpp
    ├── 1324D-PairOfTopics.cpp
    ├── 1325A-EhabAndGcd.cpp
    ├── 1325B-CopyCopyCopyCopyCopy.cpp
    ├── 1326A-BadUglyNumbers.cpp
    ├── 1326B-Maximums.cpp
    ├── 1326C-PermutationPartitions.cpp
    ├── 1327A-SumOfOddIntegers.cpp
    ├── 1327B-PrincessesAndPrinces.cpp
    ├── 1328A-DivisibilityProblem.cpp
    ├── 1328B-KthBeautifulString.cpp
    ├── 1328C-TernaryXOR.cpp
    ├── 1329A-DreamoonLikesColoring.cpp
    ├── 1330A-DreamoonAndRankingCollection.cpp
    ├── 1330B-DreamoonLikesPermutations.cpp
    ├── 1331A-IsItRated.cpp
    ├── 1331B-Limericks.cpp
    ├── 1331C-AndAfterHappilyLivedEverThey.cpp
    ├── 1331D-Again.cpp
    ├── 1332A-ExercisingWalk.cpp
    ├── 1332B-CompositeColoring.cpp
    ├── 1332C-KCompleteWord-OLD.cpp
    ├── 1332C-KCompleteWord.cpp
    ├── 1333A-LittleArtem.cpp
    ├── 1333B-KindAnton.cpp
    ├── 1334A-LevelStatistics.cpp
    ├── 1334B-MiddleClass.cpp
    ├── 1334C-CircleOfMonsters.cpp
    ├── 1335A-CandiesAndTwoSisters.cpp
    ├── 1335B-ConstructTheString.cpp
    ├── 1335C-TwoTeamsComposing.cpp
    ├── 1335D-AntiSudoku.cpp
    ├── 1336A-LinovaAndKingdom.cpp
    ├── 1336B-XeniaAndColorfulGems.cpp
    ├── 1337A-IchihimeAndTriangle.cpp
    ├── 1337B-KanaAndDragonQuestGame.cpp
    ├── 1338A-PoweredAddition.cpp
    ├── 1339A-FillingDiamonds.cpp
    ├── 1339B-SortedAdjacentDifferences.cpp
    ├── 1343A-Candies.cpp
    ├── 1343B-BalancedArray.cpp
    ├── 1343C-AlternatingSubsequence.cpp
    ├── 1344A-HilbertsHotel.cpp
    ├── 1345A-PuzzlePieces.cpp
    ├── 1348B-PhoenixAndBeauty.cpp
    ├── 1349A-OracAndLCM.cpp
    ├── 1350A-OracAndFactors.cpp
    ├── 1350B-OracAndModels.cpp
    ├── 1351A-A+B_TrialProblem.cpp
    ├── 1351B-Square.cpp
    ├── 1351C-Skier.cpp
    ├── 1352A-SumOfRoundNumbers.cpp
    ├── 1352B-SameParitySummands.cpp
    ├── 1352C-KthNotDivisibleByN.cpp
    ├── 1352D-AliceBobAndCandies.cpp
    ├── 1352E-SpecialElements.cpp
    ├── 1352F-BinaryStringReconstruction.cpp
    ├── 1352G-SpecialPermutation.cpp
    ├── 1353A-MostUnstableArray.cpp
    ├── 1353B-TwoArraysAndSwaps.cpp
    ├── 1353C-BoardMoves.cpp
    ├── 1353D-ConstructingTheArray.cpp
    ├── 1354A-AlarmClock.cpp
    ├── 1354B-TernaryString.cpp
    ├── 1355A-SequenceWithDigits.cpp
    ├── 1355B-YoungExplorers.cpp
    ├── 1355C-CountTriangles.cpp
    ├── 1355D-GameWithArray.cpp
    ├── 1358A-ParkLighting.cpp
    ├── 1358B-MariaBreaksTheSelfIsolation.cpp
    ├── 1358C-CelexUpdate.cpp
    ├── 1359A-BerlandPoker.cpp
    ├── 1359B-NewTheatreSquare.cpp
    ├── 1359C-MixingWater.cpp
    ├── 1359D-YetAnotherYetAnotherTask.cpp
    ├── 1360A-MinimalSquare.cpp
    ├── 1360B-HonestCoach.cpp
    ├── 1360C-SimilarPairs.cpp
    ├── 1360D-BuyingShovels.cpp
    ├── 1360E-Polygon.cpp
    ├── 1360F-SpyString.cpp
    ├── 1360G-ABMatrix.cpp
    ├── 1360H-BinaryMedian.cpp
    ├── 1362A-JohnnyAndAncientComputer.cpp
    ├── 1362B-JohnnyAndHisHobbies.cpp
    ├── 1362C-JohnnyAndAnotherRatingDrop.cpp
    ├── 1363A-OddSelection.cpp
    ├── 1363B-SubsequenceHate.cpp
    ├── 1363C-GameOnLeaves.cpp
    ├── 1364A-XXXXX.cpp
    ├── 1364B-MostSociallyDistancedSubsequence.cpp
    ├── 1365A-MatrixGame.cpp
    ├── 1365B-TroubleSort.cpp
    ├── 1365C-RotationMatching.cpp
    ├── 1366A-ShovelsAndSwords.cpp
    ├── 1366B-Shuffle.cpp
    ├── 1366C-PalindromicPaths.cpp
    ├── 1366D-TwoDivisors.cpp
    ├── 1367A-ShortSubstrings.cpp
    ├── 1367B-EvenArray.cpp
    ├── 1367C-SocialDistance.cpp
    ├── 1368A-C+eq.cpp
    ├── 1368B-CodeforcesSubsequences.cpp
    ├── 1368C-EvenPicture.cpp
    ├── 1369A-FashionabLee.cpp
    ├── 1369B-AccurateLee.cpp
    ├── 1369C-RationalLee.cpp
    ├── 1370A-MaximumGCD.cpp
    ├── 1370B-GCDCompression.cpp
    ├── 1370C-NumberGame.cpp
    ├── 1371A-MagicalSticks.cpp
    ├── 1371B-MagicalCalendar.cpp
    ├── 1371C-ACookieForYou.cpp
    ├── 1371D-Grid00100.cpp
    ├── 1372A-OmkarAndCompletion.cpp
    ├── 1372B-OmkarAndLastClassOfMath.cpp
    ├── 1372C-OmkarAndBaseball.cpp
    ├── 1373A-DonutShops.cpp
    ├── 1373B-01Game.cpp
    ├── 1373C-PlusesAndMinuses.cpp
    ├── 1374A-RequiredRemainder.cpp
    ├── 1374B-MultiplyBy2DivideBy6.cpp
    ├── 1374C-MoveBrackets.cpp
    ├── 1374D-ZeroRemainderArray.cpp
    ├── 1374E1-ReadingBooksEasyVersion.cpp
    ├── 1375A-SignFlipping.cpp
    ├── 1375B-NeighborGrid.cpp
    ├── 1375C-ElementExtermination.cpp
    ├── 1379A-AcaciusAndString.cpp
    ├── 1380A-ThreeIndices.cpp
    ├── 1380B-UniversalSolution.cpp
    ├── 1380C-CreateTheTeams.cpp
    ├── 1382A-CommonSubsequence.cpp
    ├── 1382B-SequentialNim.cpp
    ├── 1382C1-PrefixFlipEasyVersion.cpp
    ├── 1382C2-PrefixFlipHardVersion.cpp
    ├── 1384A-CommonPrefixes.cpp
    ├── 1385A-ThreePairwiseMaximums.cpp
    ├── 1385B-RestoreThePermutationByMerger.cpp
    ├── 1385C-MakeItGood.cpp
    ├── 1388A-CaptainFlintAndCrewRecruitment.cpp
    ├── 1388B-CaptainFlintAndALongVoyage.cpp
    ├── 1388C-UncleBogdanAndCountryHappiness.cpp
    ├── 1389A-LCMProblem.cpp
    ├── 1389C-GoodString.cpp
    ├── 1391A-Suborrays.cpp
    ├── 1391B-FixYou.cpp
    ├── 1391C-CyclicPermutations.cpp
    ├── 1392A-OmkarAndPassword.cpp
    ├── 1392B-OmkarAndInfinityClock.cpp
    ├── 1392C-OmkarAndWaterslide.cpp
    ├── 1393A-RainbowDashFluttershyAndChessColoring.cpp
    ├── 1393B-ApplejackAndStorages.cpp
    ├── 1393C-PinkiePieEatsPattyCakes.cpp
    ├── 1395A-BoboniuLikesToColorBalls.cpp
    ├── 1395B-BoboniuPlaysChess.cpp
    ├── 1397A-JugglingLetters.cpp
    ├── 1398A-BadTriangle.cpp
    ├── 1398B-SubstringRemovalGame.cpp
    ├── 1398C-GoodSubarrays.cpp
    ├── 1399A-RemoveSmallest.cpp
    ├── 1399B-GiftsFixing.cpp
    ├── 1399C-BoatsCompetition.cpp
    └── 1399D-BinaryStringToSubsequences.cpp
├── 1400-1499
    ├── 1400A-StringSimilarity.cpp
    ├── 1400C-BinaryStringReconstruction.cpp
    ├── 1401A-DistanceAndAxis.cpp
    ├── 1401B-TernarySequence.cpp
    ├── 1401C-MereArray.cpp
    ├── 1405A-PermutationForgery.cpp
    ├── 1405B-ArrayCancellation.cpp
    ├── 1406A-SubsetMex.cpp
    ├── 1406B-MaximumProduct.cpp
    ├── 1407A-Ahahahahahahahaha.cpp
    ├── 1407B-BigVova.cpp
    ├── 1408A-CircleColoring.cpp
    ├── 1408B-ArraysSum.cpp
    ├── 1408C-DiscreteAcceleration.cpp
    ├── 1409A-YetAnotherTwoIntegersProblem.cpp
    ├── 1409B-MinimumProduct.cpp
    ├── 1409C-YetAnotherArrayRestoration.cpp
    ├── 1409D-DecreaseTheSumOfDigits.cpp
    ├── 1417A-CopyPaste.cpp
    ├── 1417B-TwoArrays.cpp
    ├── 1417C-kAmazingNumbers.cpp
    ├── 1418A-BuyingTorches.cpp
    ├── 1418B-NegativePrefixes.cpp
    ├── 1418C-MortalCombatTower.cpp
    ├── 1418C-MortalCombatTowerALT.cpp
    ├── 1419A-DigitGame.cpp
    ├── 1419B-Stairs.cpp
    ├── 1419C-Killjoy.cpp
    ├── 1419D1-SagesBirthdayEasyVersion.cpp
    ├── 1419D2-SagesBirthdayHardVersion.cpp
    ├── 1420A-CubesSorting.cpp
    ├── 1420B-RockAndLever.cpp
    ├── 1420C1-PokemonArmyEasyVersion.cpp
    ├── 1421A-XORwice.cpp
    ├── 1421B-PuttingBricksInTheWall.cpp
    ├── 1421C-Palindromifier.cpp
    ├── 1422A-Fence.cpp
    ├── 1422B-NiceMatrix.cpp
    ├── 1424G-Years.cpp
    ├── 1425A-ArenaOfGreed.cpp
    ├── 1425H-HugeBoxesOfAnimalToys.cpp
    ├── 1426A-FloorNumber.cpp
    ├── 1426B-SymmetricMatrix.cpp
    ├── 1426C-IncreaseAndCopy.cpp
    ├── 1426D-NonzeroSegments.cpp
    ├── 1427A-AvoidingZero.cpp
    ├── 1428A-BoxIsPull.cpp
    ├── 1428B-BeltedRooms.cpp
    ├── 1428C-ABBB.cpp
    ├── 1428E-CarrotsForRabbits.cpp
    ├── 1430A-NumberOfApartments.cpp
    ├── 1430B-Barrels.cpp
    ├── 1430C-NumbersOnWhiteboard.cpp
    ├── 1433A-BoringApartments.cpp
    ├── 1433B-YetAnotherBookshelf.cpp
    ├── 1433C-DominantPiranha.cpp
    ├── 1433D-DistrictsConnection.cpp
    ├── 1433E-TwoRoundDances.cpp
    ├── 1435A-FindingSasuke.cpp
    ├── 1435B-ANewTechnique.cpp
    ├── 1436A-Reorder.cpp
    ├── 1436B-PrimeSquare.cpp
    ├── 1437A-MarketingScheme.cpp
    ├── 1437B-ReverseBinaryStrings.cpp
    ├── 1437C-ChefMonocarp.cpp
    ├── 1437D-MinimalHeightTree.cpp
    ├── 1438A-SpecificTastesOfAndre.cpp
    ├── 1438B-ValeriiAgainstEveryone.cpp
    ├── 1438C-EngineerArtem.cpp
    ├── 1440A-BuyTheString.cpp
    ├── 1440B-SumOfMedians.cpp
    ├── 1443A-KidsSeating.cpp
    ├── 1443B-SavingTheCity.cpp
    ├── 1443C-TheDeliveryDilemma.cpp
    ├── 1445A-ArrayRearrangement.cpp
    ├── 1445B-Elimination.cpp
    ├── 1446A-Knapsack.cpp
    ├── 1447A-AddCandies.cpp
    ├── 1447B-NumbersBox.cpp
    ├── 1450A-AvoidTrygub.cpp
    ├── 1450B-BallsOfSteel.cpp
    ├── 1451A-SubtractOrDivide.cpp
    ├── 1451B-NonSubstringSubsequence.cpp
    ├── 1451C-StringEquality.cpp
    ├── 1451D-CircleGame.cpp
    ├── 1452A-RobotProgram.cpp
    ├── 1452B-ToyBlocks.cpp
    ├── 1452C-TwoBrackets.cpp
    ├── 1453B-SuffixOperations.cpp
    ├── 1454A-SpecialPermutation.cpp
    ├── 1454B-UniqueBidAuction.cpp
    ├── 1454C-SequenceTransformation.cpp
    ├── 1454D-NumberIntoSequence.cpp
    ├── 1454E-NumberOfSimplePaths.cpp
    ├── 1454F-ArrayPartition.cpp
    ├── 1455A-StrangeFunctions.cpp
    ├── 1455B-Jumps.cpp
    ├── 1455C-PingPong.cpp
    ├── 1457A-PrisonBreak.cpp
    ├── 1457B-RepaintingStreet.cpp
    ├── 1457C-BouncingBall.cpp
    ├── 1459A-RedBlueShuffle.cpp
    ├── 1459C-RowGCD.cpp
    ├── 1461A-StringGeneration.cpp
    ├── 1461C-RandomEvents.cpp
    ├── 1461D-DivideAndSummarize.cpp
    ├── 1462A-FavoriteSequence.cpp
    ├── 1462B-LastYearsSubstring.cpp
    ├── 1462C-UniqueNumber.cpp
    ├── 1462D-AddToNeighborAndRemove.cpp
    ├── 1465A-InGameChat.cpp
    ├── 1465B-FairNumbers.cpp
    ├── 1465C-PeacefulRooks.cpp
    ├── 1466A-BovineDilemma.cpp
    ├── 1466B-LastMinuteEnhancements.cpp
    ├── 1466C-CaninePoetry.cpp
    ├── 1466D-13thLabourOfHeracles.cpp
    ├── 1467A-WizardOfOrz.cpp
    ├── 1467B-HillsAndValleys.cpp
    ├── 1468C-Berpizza.cpp
    ├── 1468E-FourSegments.cpp
    ├── 1468K-TheRobot.cpp
    ├── 1468N-WasteSorting.cpp
    ├── 1469A-RegularBracketSequence.cpp
    ├── 1469B-RedAndBlue.cpp
    ├── 1469C-BuildingAFence.cpp
    ├── 1470A-StrangeBirthdayParty.cpp
    ├── 1471A-StrangePartition.cpp
    ├── 1471B-StrangeList.cpp
    ├── 1472A-CardsForFriends.cpp
    ├── 1472B-FairDivision.cpp
    ├── 1472C-LongJumps.cpp
    ├── 1472D-EvenOddGame.cpp
    ├── 1473A-ReplacingElements.cpp
    ├── 1473B-StringLCM.cpp
    ├── 1474A-PuzzleFromTheFuture.cpp
    ├── 1474B-DifferentDivisors.cpp
    ├── 1475A-OddDivisor.cpp
    ├── 1475B-NewYearsNumber.cpp
    ├── 1475C-BallInBerland.cpp
    ├── 1475E-AdvertisingAgency.cpp
    ├── 1476A-KdivisibleSum.cpp
    ├── 1476B-Inflation.cpp
    ├── 1476C-LongestSimpleCycle.cpp
    ├── 1478A-NezzarAndColorfulBalls.cpp
    ├── 1478B-NezzarAndLuckyNumber.cpp
    ├── 1480A-YetAnotherStringGame.cpp
    ├── 1480B-TheGreatHero.cpp
    ├── 1481A-SpaceNavigation.cpp
    ├── 1481B-NewColony.cpp
    ├── 1482B-RestoreModulo.cpp
    ├── 1484A-PrisonBreak.cpp
    ├── 1484B-RestoreModulo.cpp
    ├── 1485A-AddAndDivide.cpp
    ├── 1485B-ReplaceAndKeepSorted.cpp
    ├── 1486A-ShiftingStacks.cpp
    ├── 1486B-EasternExhibition.cpp
    ├── 1487A-Arena.cpp
    ├── 1487B-CatCycle.cpp
    ├── 1487D-PythagoreanTriples.cpp
    ├── 1490A-DenseArray.cpp
    ├── 1490B-BalancedRemainders.cpp
    ├── 1490C-SumOfCubes.cpp
    ├── 1490D-PermutationTransformation.cpp
    ├── 1490E-AccidentalVictory.cpp
    ├── 1491A-KthLargestValue.cpp
    ├── 1492A-ThreeSwimmers.cpp
    ├── 1492B-CardDeck.cpp
    ├── 1493A-AntiKnapsack.cpp
    ├── 1494A-ABCString.cpp
    ├── 1495A-DiamondMiner.cpp
    ├── 1496A-SplitIt.cpp
    ├── 1496B-MaxAndMex.cpp
    ├── 1497A-Meximization.cpp
    ├── 1497B-MArrays.cpp
    ├── 1497C1-kLCMEasyVersion.cpp
    ├── 1497C2-kLCMHardVersion.cpp
    ├── 1498A-GCDSum.cpp
    ├── 1498B-BoxFitting.cpp
    ├── 1499A-DominoOnWindowsill.cpp
    └── 1499B-BinaryRemovals.cpp
├── 1500-1599
    ├── 1501A-AlexeyAndTrain.cpp
    ├── 1501B-NapoleonCake.cpp
    ├── 1504A-DejaVu.cpp
    ├── 1504B-FlipTheBits.cpp
    ├── 1505A-IsItRated2.cpp
    ├── 1505B-DMCA.cpp
    ├── 1505C-FibonacciWords.cpp
    ├── 1505D-XenolithHippodrome.cpp
    ├── 1505E-Cakewalk.cpp
    ├── 1505G-EncodedMessage.cpp
    ├── 1506A-StrangeTable.cpp
    ├── 1506B-PartialReplacement.cpp
    ├── 1506C-DoubleEndedStrings.cpp
    ├── 1506D-EpicTransformation.cpp
    ├── 1506E-RestoringThePermutation.cpp
    ├── 1509A-AverageHeight.cpp
    ├── 1509B-TMTDocument.cpp
    ├── 1509C-TheSportsFestival.cpp
    ├── 1509D-BinaryLiterature.cpp
    ├── 1511A-ReviewSite.cpp
    ├── 1511B-GCDLength.cpp
    ├── 1511C-YetAnotherCardDeck.cpp
    ├── 1511D-MinCostString.cpp
    ├── 1512A-SpyDetected.cpp
    ├── 1512B-AlmostRectangle.cpp
    ├── 1512C-ABPalindrome.cpp
    ├── 1512D-CorruptedArray.cpp
    ├── 1512E-PermutationBySum.cpp
    ├── 1512G-ShortTask.cpp
    ├── 1513A-ArrayAndPeaks.cpp
    ├── 1514A-PerfectlyImperfectArray.cpp
    ├── 1514B-And0SumBig.cpp
    ├── 1514C-Product1ModuloN.cpp
    ├── 1515A-PhoenixAndGold.cpp
    ├── 1515B-PhoenixAndPuzzle.cpp
    ├── 1515C-PhoenixAndTowers.cpp
    ├── 1516A-TitForTat.cpp
    ├── 1516B-AGAGAXOOORRR.cpp
    ├── 1517A-SumOf2050.cpp
    ├── 1517B-MorningJogging.cpp
    ├── 1519A-RedAndBlueBeans.cpp
    ├── 1519B-TheCakeIsALie.cpp
    ├── 1519C-BerlandRegional.cpp
    ├── 1520A-DoNotBeDistracted.cpp
    ├── 1520B-OrdinaryNumbers.cpp
    ├── 1520C-NotAdjacentMatrix.cpp
    ├── 1520D-SameDifferences.cpp
    ├── 1520E-ArrangingTheSheep.cpp
    ├── 1521A-NastiaAndNearlyGoodNumbers.cpp
    ├── 1521B-NastiaAndAGoodArray.cpp
    ├── 1523A-GameOfLife.cpp
    ├── 1523B-LordOfTheValues.cpp
    ├── 1525A-PotionMaking.cpp
    ├── 1525B-PermutationSort.cpp
    ├── 1526A-MeanInequality.cpp
    ├── 1526B-IHate1111.cpp
    ├── 1526C1-PotionsEasyVersion.cpp
    ├── 1526C2-PotionsHardVersion.cpp
    ├── 1527A-AndThenThereWereK.cpp
    ├── 1527B1-PalindromeGameEasyVersion.cpp
    ├── 1528B-KaviOnPairingDuty.cpp
    ├── 1529A-EshagLovesBigArrays.cpp
    ├── 1529B-SifidAndStrangeSubsequences.cpp
    ├── 1530A-BinaryDecimal.cpp
    ├── 1530B-PuttingPlates.cpp
    ├── 1530C-Pursuit.cpp
    ├── 1534A-ColourTheFlag.cpp
    ├── 1534B-HistogramUgliness.cpp
    ├── 1534C-LittleAlawnsPuzzle.cpp
    ├── 1535A-FairPlayoff.cpp
    ├── 1535B-ArrayReordering.cpp
    ├── 1536A-OmkarAndBadStory.cpp
    ├── 1536B-PrinzessinDerVerurteilung.cpp
    ├── 1537A-ArithmeticArray.cpp
    ├── 1537B-BadBoy.cpp
    ├── 1537C-ChallengingCliffs.cpp
    ├── 1537D-DeletingDivisors.cpp
    ├── 1538A-StoneGame.cpp
    ├── 1538B-FriendsAndCandies.cpp
    ├── 1538C-NumberOfPairs.cpp
    ├── 1538F-InterestingFunction.cpp
    ├── 1539A-ContestStart.cpp
    ├── 1539B-LoveSong.cpp
    ├── 1539C-StableGroups.cpp
    ├── 1541A-PrettyPermutations.cpp
    ├── 1541B-PleasantPairs.cpp
    ├── 1542A-OddSet.cpp
    ├── 1542B-PlusAndMultiply.cpp
    ├── 1543A-ExcitingBets.cpp
    ├── 1543B-CustomisingTheTrack.cpp
    ├── 1546A-AquaMoonAndTwoArrays.cpp
    ├── 1547A-ShortestPathWithObstacle.cpp
    ├── 1547B-AlphabeticalStrings.cpp
    ├── 1547C-PairProgramming.cpp
    ├── 1547D-CogrowingSequence.cpp
    ├── 1547E-AirConditioners.cpp
    ├── 1549A-GregorAndCryptography.cpp
    ├── 1549B-GregorAndThePawnGame.cpp
    ├── 1550A-FindTheArray.cpp
    ├── 1550B-MaximumCostDeletion.cpp
    ├── 1551A-PolycarpAndCoins.cpp
    ├── 1551B1-WonderfulColoring1.cpp
    ├── 1552A-SubsequencePermutation.cpp
    ├── 1553A-DigitsSum.cpp
    ├── 1553C-Penalty.cpp
    ├── 1554A-Cherry.cpp
    ├── 1554D-Diane.cpp
    ├── 1555A-PizzaForces.cpp
    ├── 1555C-CoinRows.cpp
    ├── 1556A-AVarietyOfOperations.cpp
    ├── 1556B-TakeYourPlaces.cpp
    ├── 1557A-EzzatAndTwoSubsequences.cpp
    ├── 1557B-MoamenAndKSubarrays.cpp
    ├── 1559A-MochaAndMath.cpp
    ├── 1559B-MochaAndRedAndBlue.cpp
    ├── 1559C-MochaAndHiking.cpp
    ├── 1560A-DislikeOfThrees.cpp
    ├── 1560B-WhosOpposite.cpp
    ├── 1560C-InfinityTable.cpp
    ├── 1560D-MakeAPowerOfTwo.cpp
    ├── 1561A-SimplyStrangeSort.cpp
    ├── 1562A-TheMiracleAndTheSleeper.cpp
    ├── 1562B-ScenesFromAMemory.cpp
    ├── 1566A-MedianMaximization.cpp
    ├── 1566B-MinMexCut.cpp
    ├── 1566C-MAXMEXCut.cpp
    ├── 1566D1-SeatingArrangementsEasyVersion.cpp
    ├── 1567A-DominoDisaster.cpp
    ├── 1567B-MEXorMixup.cpp
    ├── 1569A-BalancedSubstring.cpp
    ├── 1569B-ChessTournament.cpp
    ├── 1573A-Countdown.cpp
    ├── 1574A-RegularBracketSequences.cpp
    ├── 1574B-CombinatoricsHomework.cpp
    ├── 1575A-AnotherSortingProblem.cpp
    ├── 1578E-EasyScheduling.cpp
    ├── 1579A-CasimirsStringSolitaire.cpp
    ├── 1579B-ShiftingSort.cpp
    ├── 1579D-ProductiveMeeting.cpp
    ├── 1579E1-PermutationMinimizationByDeque.cpp
    ├── 1581A-CQXYMCountPermutations.cpp
    ├── 1581B-DiameterOfGraph.cpp
    ├── 1582A-LuntikAndConcerts.cpp
    ├── 1582B-LuntikAndSubsequences.cpp
    ├── 1582C-GrandmaCapaKnitsAScarf.cpp
    ├── 1583A-WindblumeOde.cpp
    ├── 1583B-OmkarAndHeavenlyTree.cpp
    ├── 1584A-MathematicalAddition.cpp
    ├── 1584B-ColoringRectangles.cpp
    ├── 1584C-TwoArrays.cpp
    ├── 1585C-MinimizeDistance.cpp
    ├── 1591A-LifeOfAFlower.cpp
    ├── 1591B-ArrayEversion.cpp
    ├── 1592A-GamerHemose.cpp
    ├── 1592B-HemoseShopping.cpp
    ├── 1593A-Elections.cpp
    ├── 1593B-MakeItDivisibleBy25.cpp
    ├── 1593C-SaveMoreMice.cpp
    ├── 1593D1-AllAreSame.cpp
    ├── 1594A-ConsecutiveSumRiddle.cpp
    ├── 1594B-SpecialNumbers.cpp
    ├── 1594C-MakeThemEqual.cpp
    ├── 1594E1-RubiksCubeColoringEasyVersion.cpp
    ├── 1598A-ComputerGame.cpp
    ├── 1598B-Groups.cpp
    └── 1598C-DeleteTwoElements.cpp
├── 1600-1699
    ├── 1602A-TwoSubsequences.cpp
    ├── 1602B-DivineArray.cpp
    ├── 1604A-Era.cpp
    ├── 1604B-XORspeciaLISt.cpp
    ├── 1605A-AMDeviation.cpp
    ├── 1605B-ReverseSort.cpp
    ├── 1606A-ABBalance.cpp
    ├── 1606B-UpdateFiles.cpp
    ├── 1606C-BankNotes.cpp
    ├── 1607A-LinearKeyboard.cpp
    ├── 1607B-OddGrasshopper.cpp
    ├── 1607C-MinimumExtraction.cpp
    ├── 1607D-BlueRedPermutation.cpp
    ├── 1607E-RobotOnTheBoard.cpp
    ├── 1608A-FindArray.cpp
    ├── 1609A-DivideAndMultiply.cpp
    ├── 1609B-WilliamTheVigilant.cpp
    ├── 1610A-AntiLightsCellGuessing.cpp
    ├── 1610B-KalindromeArray.cpp
    ├── 1611A-MakeEven.cpp
    ├── 1611B-TeamCompositionProgrammersAndMathematicians.cpp
    ├── 1611C-PolycarpRecoversThePermutation.cpp
    ├── 1612A-Distance.cpp
    ├── 1612B-SpecialPermutation.cpp
    ├── 1612C-ChatBan.cpp
    ├── 1613A-LongComparison.cpp
    ├── 1613B-AbsentRemainder.cpp
    ├── 1613C-PoisonedDagger.cpp
    ├── 1614A-DivanAndAStore.cpp
    ├── 1614B-DivanAndANewProject.cpp
    ├── 1615A-ClosingTheGap.cpp
    ├── 1615B-AndItsNonZero.cpp
    ├── 1616A-IntegerDiversity.cpp
    ├── 1616B-MirrorInTheString.cpp
    ├── 1617A-ForbiddenSubsequence.cpp
    ├── 1617B-GCDProblem.cpp
    ├── 1617C-PaprikaAndPermutation.cpp
    ├── 1618A-PolycarpAndSumsOfSubsequences.cpp
    ├── 1618B-MissingBigram.cpp
    ├── 1618C-PaintTheArray.cpp
    ├── 1618D-ArrayAndOperations.cpp
    ├── 1619A-SquareString.cpp
    ├── 1619B-SquaresAndCubes.cpp
    ├── 1619C-WrongAddition.cpp
    ├── 1620A-EqualOrNotEqual.cpp
    ├── 1620B-TrianglesOnARectangle.cpp
    ├── 1621A-StableArrangementOfRooks.cpp
    ├── 1621B-IntegersShop.cpp
    ├── 1622A-ConstructARectangle.cpp
    ├── 1622B-BerlandMusic.cpp
    ├── 1623A-RobotCleaner.cpp
    ├── 1623B-GameOnRanges.cpp
    ├── 1624A-PlusOneOnTheSubset.cpp
    ├── 1624B-MakeAP.cpp
    ├── 1624C-DivisionByTwoAndPermutation.cpp
    ├── 1625A-AncientCivilization.cpp
    ├── 1625B-ElementaryParticles.cpp
    ├── 1626A-EquidistantLetters.cpp
    ├── 1626B-MinorReduction.cpp
    ├── 1627A-NotShading.cpp
    ├── 1627B-NotSitting.cpp
    ├── 1627C-NotAssigning.cpp
    ├── 1629A-DownloadMoreRAM.cpp
    ├── 1629B-GCDArrays.cpp
    ├── 1630A-AndMatching.cpp
    ├── 1631A-MinMaxSwap.cpp
    ├── 1631B-FunWithEvenSubarrays.cpp
    ├── 1632A-ABC.cpp
    ├── 1632B-RoofConstruction.cpp
    ├── 1632C-StrangeTest.cpp
    ├── 1633A-Div7.cpp
    ├── 1633B-Minority.cpp
    ├── 1633C-KillTheMonster.cpp
    ├── 1634A-ReverseAndConcatenate.cpp
    ├── 1634B-FortuneTelling.cpp
    ├── 1634C-OKEA.cpp
    ├── 1635A-MinOrSum.cpp
    ├── 1635B-AvoidLocalMaximums.cpp
    ├── 1635C-DifferentialSorting.cpp
    ├── 1637B-MEXandArray.cpp
    ├── 1637C-AndrewAndStones.cpp
    ├── 1638A-Reverse.cpp
    ├── 1638B-OddSwapSort.cpp
    ├── 1638C-InversionGraph.cpp
    ├── 1642A-HardWay.cpp
    ├── 1642B-PowerWalking.cpp
    ├── 1644A-DoorsAndKeys.cpp
    ├── 1644B-AntiFibonacciPermutation.cpp
    ├── 1646A-SquareCounting.cpp
    ├── 1646B-QualityVsQuantity.cpp
    ├── 1647A-MadokaAndMathDad.cpp
    ├── 1647C-MadokaAndChildishPranks.cpp
    ├── 1648A-WeirdSum.cpp
    ├── 1649A-Game.cpp
    ├── 1649B-GameOfBallPassing.cpp
    ├── 1650A-DeletionsOfTwoAdjacentLetters.cpp
    ├── 1650B-DivMod.cpp
    ├── 1650C-WeightOfTheSystemOfNestedSegments.cpp
    ├── 1651A-Playoff.cpp
    ├── 1651B-ProveHimWrong.cpp
    ├── 1654A-MaximumCakeTastiness.cpp
    ├── 1654B-PrefixRemovals.cpp
    ├── 1656A-GoodPairs.cpp
    ├── 1656B-SubtractOperation.cpp
    ├── 1656C-MakeEqualWithMod.cpp
    ├── 1657A-IntegerMoves.cpp
    ├── 1657B-XYSequence.cpp
    ├── 1657C-BracketSequenceDeletion.cpp
    ├── 1658A-MarinAndPhotoshoot.cpp
    ├── 1658B-MarinAndAntiCoprimePermutation.cpp
    ├── 1658D1-388535EasyVersion.cpp
    ├── 1659A-RedVersusBlue.cpp
    ├── 1659B-BitFlipping.cpp
    ├── 1659C-LineEmpire.cpp
    ├── 1660A-VasyaAndCoins.cpp
    ├── 1660B-VladAndCandies.cpp
    ├── 1660C-GetAnEvenString.cpp
    ├── 1661A-ArrayBalancing.cpp
    ├── 1661B-GettingZero.cpp
    ├── 1663A-WhoTested.cpp
    ├── 1663B-MikesSequence.cpp
    ├── 1663C-PojaVerdon.cpp
    ├── 1663D-IsItRated3.cpp
    ├── 1665A-GCDvsLCM.cpp
    ├── 1665B-ArrayCloningTechnique.cpp
    ├── 1666D-DeletiveEditing.cpp
    ├── 1667A-MakeItIncreasing.cpp
    ├── 1668A-DirectionChange.cpp
    ├── 1668B-SocialDistance.cpp
    ├── 1669A-Division.cpp
    ├── 1669B-Triple.cpp
    ├── 1669D-ColorfulStamp.cpp
    ├── 1669E-2LetterStrings.cpp
    ├── 1669F-EatingCandies.cpp
    ├── 1669G-FallDown.cpp
    ├── 1669H-MaximalAND.cpp
    ├── 1670A-ProfSlim.cpp
    ├── 1670B-DormsWar.cpp
    ├── 1671A-StringBuilding.cpp
    ├── 1671B-ConsecutivePointsSegment.cpp
    ├── 1671C-DolceVita.cpp
    ├── 1672A-LogChopping.cpp
    ├── 1672B-ILoveAAAB.cpp
    ├── 1672C-UnequalArray.cpp
    ├── 1673A-SubtleSubstringSubtraction.cpp
    ├── 1673B-APerfectlyBalancedString.cpp
    ├── 1674A-NumberTransformation.cpp
    ├── 1674B-Dictionary.cpp
    ├── 1674C-InfiniteReplacement.cpp
    ├── 1674D-ABCsort.cpp
    ├── 1675A-FoodForAnimals.cpp
    ├── 1675B-MakeItIncreasing.cpp
    ├── 1675C-DetectiveTask.cpp
    ├── 1676A-Lucky.cpp
    ├── 1676B-EqualCandies.cpp
    ├── 1676C-MostSimilarWords.cpp
    ├── 1676D-XSum.cpp
    ├── 1676E-EatingQueries.cpp
    ├── 1676G-WhiteBlackBalancedSubtrees.cpp
    ├── 1678A-TokitsukazeAndAllZeroSequence.cpp
    ├── 1678B1-TokitsukazeAndGood01StringEasyVersion.cpp
    ├── 1679A-AvtoBus.cpp
    ├── 1679B-StoneAgeProblem.cpp
    ├── 1680AMinimumsAndMaximums.cpp
    ├── 1680B-Robots.cpp
    ├── 1681A-GameWithCards.cpp
    ├── 1681B-CardTrick.cpp
    ├── 1681C-DoubleSort.cpp
    ├── 1682A-PalindromicIndices.cpp
    ├── 1682B-ANDsorting.cpp
    ├── 1684A-DigitMinimization.cpp
    ├── 1684B-ZmodXeqC.cpp
    ├── 1684D-Traps.cpp
    ├── 1685A-CircularLocalMiniMax.cpp
    ├── 1686A-EverythingEverywhereAllButOne.cpp
    ├── 1686B-OddSubarrays.cpp
    ├── 1688A-CirnosPerfectBitmasksClassroom.cpp
    ├── 1688B-PtchoulisMagicalTalisman.cpp
    ├── 1689A-LexString.cpp
    ├── 1689B-MysticPermutation.cpp
    ├── 1690A-PrintAPedestalCodeforcesLogo.cpp
    ├── 1690B-ArrayDecrements.cpp
    ├── 1690C-RestoringTheDurationOfTasks.cpp
    ├── 1690D-BlackAndWhiteStripe.cpp
    ├── 1691A-BeatTheOdds.cpp
    ├── 1691B-ShoeShuffling.cpp
    ├── 1692A-Marathon.cpp
    ├── 1692B-AllDistinct.cpp
    ├── 1692C-WheresTheBishop.cpp
    ├── 1692D-TheClock.cpp
    ├── 1692E-BinaryDeque.cpp
    ├── 1692F-3SUM.cpp
    ├── 1692G-2Sort.cpp
    ├── 1693A-DirectionalIncrease.cpp
    ├── 1694A-Creep.cpp
    ├── 1694B-ParanoidString.cpp
    ├── 1695A-SubrectangleGuess.cpp
    ├── 1695B-CircleGame.cpp
    ├── 1696A-NITorz.cpp
    ├── 1696B-NITDestroysTheUniverse.cpp
    ├── 1697A-ParkwayWalk.cpp
    ├── 1697B-Promo.cpp
    ├── 1697C-AwoosFavoriteProblem.cpp
    ├── 1698A-XORMixup.cpp
    ├── 1698B-RisingSand.cpp
    ├── 1698C-3SUMclosure.cpp
    ├── 1699A-TheThirdThreeNumberProblem.cpp
    ├── 1699B-AlmostTernaryMatrix.cpp
    └── 1699C-TheThirdProblem.cpp
├── 1700-1799
    ├── 1700B-PalindromicNumbers.cpp
    ├── 1700C-HelpingTheNature.cpp
    ├── 1701A-GrassField.cpp
    ├── 1701B-Permutation.cpp
    ├── 1702A-RoundDownThePrice.cpp
    ├── 1702B-PolycarpWritesAStringFromMemory.cpp
    ├── 1702C-TrainAndQueries.cpp
    ├── 1702D-NotACheapString.cpp
    ├── 1703A-YESorYES.cpp
    ├── 1703B-ICPCBalloons.cpp
    ├── 1703C-Cypher.cpp
    ├── 1703D-DoubleStrings.cpp
    ├── 1703E-MirrorGrid.cpp
    ├── 1703F-YetAnotherProblemAboutPairsSatisfyingAnInequality.cpp
    ├── 1703G-GoodKeyBadKey.cpp
    ├── 1704A-Two0-1Sequences.cpp
    ├── 1704B-LukeIsAFoodie.cpp
    ├── 1704C-Virus.cpp
    ├── 1705A-MarkThePhotographer.cpp
    ├── 1705B-MarkTheDustSweeper.cpp
    ├── 1706A-AnotherStringMinimizationProblem.cpp
    ├── 1706B-MakingTowers.cpp
    ├── 1706C-QpwoeirutAndTheCity.cpp
    ├── 1708A-DifferenceOperations.cpp
    ├── 1708B-DifferenceOfGCDs.cpp
    ├── 1709A-ThreeDoors.cpp
    ├── 1709B-AlsoTryMinecraft.cpp
    ├── 1711A-PerfectPermutation.cpp
    ├── 1712A-WonderfulPermutation.cpp
    ├── 1712B-WoefulPermutation.cpp
    ├── 1712C-SortZero.cpp
    ├── 1713A-TravelingSalesmanProblem.cpp
    ├── 1713B-OptimalReduction.cpp
    ├── 1713C-BuildPermutation.cpp
    ├── 1714A-EveryoneLovesToSleep.cpp
    ├── 1714B-RemovePrefix.cpp
    ├── 1714C-MinimumVariedNumber.cpp
    ├── 1714E-AddModulo10.cpp
    ├── 1715A-Crossmarket.cpp
    ├── 1715B-BeautifulArray.cpp
    ├── 1716A-2-3Moves.cpp
    ├── 1716B-PermutationChain.cpp
    ├── 1717A-MadokaAndStrangeThoughts.cpp
    ├── 1717B-MadokaAndUndergroundCompetitions.cpp
    ├── 1719A-ChipGame.cpp
    ├── 1719B-MathematicalCircus.cpp
    ├── 1720A-BurenkaPlaysWithFractions.cpp
    ├── 1720B-InterestingSum.cpp
    ├── 1720C-Corners.cpp
    ├── 1721A-Image.cpp
    ├── 1721B-DeadlyLaser.cpp
    ├── 1722A-SpellCheck.cpp
    ├── 1722B-ColourBlindness.cpp
    ├── 1722C-WordGame.cpp
    ├── 1722D-Line.cpp
    ├── 1725A-AccumulationOfDominoes.cpp
    ├── 1725B-BasketballTogether.cpp
    ├── 1726A-MainakAndArray.cpp
    ├── 1726B-MainakAndInterestingSequence.cpp
    ├── 1726C-JatayusBalancedBracketSequence.cpp
    ├── 1728A-ColoredBallsRevisited.cpp
    ├── 1728B-BestPermutation.cpp
    ├── 1729A-TwoElevators.cpp
    ├── 1729B-DecodeString.cpp
    ├── 1729C-JumpingOnTiles.cpp
    ├── 1729D-FriendsAndTheRestaurant.cpp
    ├── 1730A-Planets.cpp
    ├── 1731A-JoeyTakesMoney.cpp
    ├── 1731B-KillDemoDogs.cpp
    ├── 1732A-Bestie.cpp
    ├── 1732B-Ugu.cpp
    ├── 1732D1-BalanceEasyVersion.cpp
    ├── 1733A-ConsecutiveSum.cpp
    ├── 1733B-RuleOfLeague.cpp
    ├── 1734A-SelectThreeSticks.cpp
    ├── 1734B-BrightNiceBrilliant.cpp
    ├── 1734C-RemovingSmallestMultiples.cpp
    ├── 1735A-WorkingWeek.cpp
    ├── 1735B-TeaWithTangerines.cpp
    ├── 1736A-MakeAequalToB.cpp
    ├── 1736B-PlayingWithGCD.cpp
    ├── 1736C1-GoodSubarrays.cpp
    ├── 1737A-ElaSortingBooks.cpp
    ├── 1738A-GloryAddicts.cpp
    ├── 1738B-PrefixSumAddicts.cpp
    ├── 1739A-ImmobileKnight.cpp
    ├── 1739B-ArrayRecovery.cpp
    ├── 1740A-FactoriseNM.cpp
    ├── 1740B-JumboExtraCheese2.cpp
    ├── 1741A-CompareTShirtSizes.cpp
    ├── 1741B-FunnyPermutation.cpp
    ├── 1741C-MinimizeTheThickness.cpp
    ├── 1742A-Sum.cpp
    ├── 1742B-Increasing.cpp
    ├── 1742C-Stripes.cpp
    ├── 1742D-Coprime.cpp
    ├── 1742E-Scuza.cpp
    ├── 1743A-Password.cpp
    ├── 1743B-PermutationValue.cpp
    ├── 1743C-SaveTheMagazines.cpp
    ├── 1744A-NumberReplacement.cpp
    ├── 1744B-EvenOddIncrements.cpp
    ├── 1744C-TrafficLight.cpp
    ├── 1744D-DivisibilityBy2n.cpp
    ├── 1746A-Maxmina.cpp
    ├── 1746B-Rebellion.cpp
    ├── 1747A-TwoGroups.cpp
    ├── 1747B-BANBAN.cpp
    ├── 1747C-SwapGame.cpp
    ├── 1748A-TheUltimateSquare.cpp
    ├── 1749A-CowardlyRooks.cpp
    ├── 1749B-DeathsBlessing.cpp
    ├── 1750A-IndirectSort.cpp
    ├── 1750B-MaximumSubstring.cpp
    ├── 1754A-TechnicalSupport.cpp
    ├── 1754B-KevinAndPermutation.cpp
    ├── 1758A-SSeeeeiinnggDDoouubbllee.cpp
    ├── 1758B-XOR_Average.cpp
    ├── 1758C-AlmostAllMultiples.cpp
    ├── 1759A-YesYes.cpp
    ├── 1759B-LostPermutation.cpp
    ├── 1759C-Thermostat.cpp
    ├── 1760A-MediumNumber.cpp
    ├── 1760B-AtillasFavoriteProblem.cpp
    ├── 1760C-Advantage.cpp
    ├── 1760D-ChallengingValleys.cpp
    ├── 1760E-BinaryInversions.cpp
    ├── 1760F-Quests.cpp
    ├── 1760G-SlavicGsFavoriteProblem.cpp
    ├── 1761A-TwoPermutations.cpp
    ├── 1761B-EliminationOfARing.cpp
    ├── 1762A-DivideAndConquer.cpp
    ├── 1762B-MakeArrayGood.cpp
    ├── 1762C-BinaryStringsAreFun.cpp
    ├── 1763A-AbsoluteMaximization.cpp
    ├── 1764A-DoremysPaint.cpp
    ├── 1764B-DoremysPerfectMathClass.cpp
    ├── 1765B-BrokenKeyboard.cpp
    ├── 1765E-Exchange.cpp
    ├── 1765M-MinimumLCM.cpp
    ├── 1766A-ExtremelyRound.cpp
    ├── 1766B-Notepad.cpp
    ├── 1767A-CutTheTriangle.cpp
    ├── 1767B-BlockTowers.cpp
    ├── 1767D-Playoff.cpp
    ├── 1768A-GreatestConvex.cpp
    ├── 1768B-QuickSort.cpp
    ├── 1769A-NarrowRoad.cpp
    ├── 1769B1-CopyingFilesI.cpp
    ├── 1770A-KoxiaAndWhiteboards.cpp
    ├── 1770B-KoxiaAndPermutation.cpp
    ├── 1771A-HossamAndCombinatorics.cpp
    ├── 1772A-A+B.cpp
    ├── 1772B-MatrixRotation.cpp
    ├── 1772C-DifferentDifferences.cpp
    ├── 1773F-Football.cpp
    ├── 1774A-AddPlusMinusSign.cpp
    ├── 1774C-IceAndFire.cpp
    ├── 1775A1-GardenerAndTheCapybarasEasyVersion.cpp
    ├── 1775A2-GardenerAndTheCapybarasHardVersion.cpp
    ├── 1776A-WalkingBoy.cpp
    ├── 1776H-BeppaAndSwerChat.cpp
    ├── 1777A-EverybodyLikesGoodArrays.cpp
    ├── 1777B-Emordnilap.cpp
    ├── 1778A-FlipFlopSum.cpp
    ├── 1779A-HallOfFame.cpp
    ├── 1779B-MKnezsConstructiveForces.cpp
    ├── 1780A-HayatoAndSchool.cpp
    ├── 1780B-GCDPartition.cpp
    ├── 1781A-ParallelProjection.cpp
    ├── 1781B-GoingToTheCinema.cpp
    ├── 1783A-MakeItBeautiful.cpp
    ├── 1783B-MatrixOfDifferences.cpp
    ├── 1783C-YetAnotherTournament.cpp
    ├── 1784A-MonstersEasyVersion.cpp
    ├── 1784B-LetterExchange.cpp
    ├── 1786A1-NonAlternatingDeckEasyVersion.cpp
    ├── 1786A2-AlternatingDeckHardVersion.cpp
    ├── 1786B-CakeAssemblyLine.cpp
    ├── 1787A-ExponentialEquation.cpp
    ├── 1787B-NumberFactorization.cpp
    ├── 1788A-OneAndTwo.cpp
    ├── 1788B-SumOfTwoNumbers.cpp
    ├── 1788C-MatchingNumbers.cpp
    ├── 1789A-ServalAndMochasArray.cpp
    ├── 1789B-ServalAndInversionMagic.cpp
    ├── 1789C-ServalAndToxelsArrays.cpp
    ├── 1790A-PolycarpAndTheDayOfPi.cpp
    ├── 1790B-TaisiaAndDice.cpp
    ├── 1790C-Premutation.cpp
    ├── 1790D-Matryoshkas.cpp
    ├── 1790E-VladAndAPairOfNumbers.cpp
    ├── 1791A-CodeforcesChecking.cpp
    ├── 1791B-FollowingDirections.cpp
    ├── 1791C-PrependAndAppend.cpp
    ├── 1791D-DistinctSplit.cpp
    ├── 1791E-NegativesAndPositives.cpp
    ├── 1791G1-TeleportersEasyVersion.cpp
    ├── 1792A-GamingForces.cpp
    ├── 1792B-StandupComedian.cpp
    ├── 1792C-MinMaxSort.cpp
    ├── 1793A-YetAnotherPromotion.cpp
    ├── 1793B-FedyaAndArray.cpp
    ├── 1793C-DoraAndSearch.cpp
    ├── 1794A-PrefixAndSuffixArray.cpp
    ├── 1794B-NotDividing.cpp
    ├── 1795A-TwoTowers.cpp
    ├── 1795B-IdealPoint.cpp
    ├── 1796A-TypicalInterviewProblem.cpp
    ├── 1796B-AsteriskMinorTemplate.cpp
    ├── 1797A-LiHuaAndMaze.cpp
    ├── 1797B-LiHuaAndPattern.cpp
    ├── 1798A-Showstopper.cpp
    ├── 1798B-ThreeSevens.cpp
    ├── 1798D-ShockingArrangement.cpp
    ├── 1799A-RecentActions.cpp
    └── 1799B-EqualizeByDivide.cpp
├── 1800A-IsItACat.cpp
├── 1800B-CountTheNumberOfPairs.cpp
├── 1800C1-PoweringTheHeroEasyVersion.cpp
├── 1800C2-PoweringTheHeroHardVersion.cpp
├── 1800D-RemoveTwoLetters.cpp
├── 1802A-Likes.cpp
├── 1802B-SettlementOfGuineaPigs.cpp
├── 1804A-LameKing.cpp
├── 1804B-Vaccination.cpp
├── 1805A-WeNeedZero.cpp
├── 1805B-TheStringHasATarget.cpp
├── 1806A-WalkingMaster.cpp
├── 1806B-MexMaster.cpp
├── 1806B-MexMaster_MAX.cpp
├── 1807A-PlusOrMinus.cpp
├── 1807B-GrabTheCandies.cpp
├── 1807C-FindAndReplace.cpp
├── 1807D-OddQueries.cpp
├── 1807G1-SubsequenceAdditionEasyVersion.cpp
├── 1807G2-SubsequenceAdditionHardVersion.cpp
├── 1808A-LuckyNumbers.cpp
├── 1808B-PlayingInACasino.cpp
├── 1809A-Garland.cpp
├── 1809B-PointsOnPlane.cpp
├── 1810A-BeautifulSequence.cpp
├── 1810B-Candies.cpp
├── 1811A-InsertDigit.cpp
├── 1811B-ConveyorBelts.cpp
├── 1811C-RestoreTheArray.cpp
├── 1814A-Coins.cpp
├── 1815A-IanAndArraySorting.cpp
├── 1816A-IanVisitsMary.cpp
├── 1816B-GridReconstruction.cpp
├── 1818A-Politics.cpp
├── 1818B-Indivisible.cpp
├── 1820A-YurasNewName.cpp
├── 1820B-JojosIncredibleAdventures.cpp
├── 1821A-Matching.cpp
├── 1821B-SortTheSubarray.cpp
├── 1821C-TearItApart.cpp
├── 1822A-TubeTubeFeed.cpp
├── 1822B-KarinaAndArray.cpp
├── 1822C-BunLover.cpp
├── 1822D-SuperPermutation.cpp
├── 1823A-ACharacteristic.cpp
├── 1823B-SortWithStep.cpp
├── 1823C-StronglyComposite.cpp
├── 1825A-LuoTianyiAndThePalindromeString.cpp
├── 1825B-LuoTianyiAndTheTable.cpp
├── 1826B-LunaticNeverContent.cpp
├── 1826C-DreamingOfFreedom.cpp
├── 1827A-CountingOrders.cpp
├── 1828A-DivisibleArray.cpp
├── 1828B-PermutationSwap.cpp
├── 1829A-LoveStory.cpp
├── 1829B-BlankSpace.cpp
├── 1829C-MrPerfectlyFine.cpp
├── 1829D-GoldRush.cpp
├── 1829E-TheLakes.cpp
├── 1829F-ForeverWinter.cpp
├── 1831A-TwinPermutations.cpp
├── 1831B-ArrayMerging.cpp
├── 1832A-NewPalindrome.cpp
├── 1832B-MaximumSum.cpp
├── 1832C-ContrastValue.cpp
├── 1833A-MusicalPuzzle.cpp
├── 1833B-RestoreTheWeather.cpp
├── 1833C-VladBuildingBeautifulArray.cpp
├── 1834A-UnitArray.cpp
├── 1834B-MaximumStrength.cpp
├── 1836A-Destroyer.cpp
├── 1836B-Astrophysicists.cpp
├── 1837A-GrasshopperOnALine.cpp
├── 1837B-ComparisonString.cpp
├── 1837C-BestBinaryString.cpp
├── 1838A-BlackboardList.cpp
├── 1838B-MinimizePermutationSubarrays.cpp
├── 1839A-TheGoodArray.cpp
├── 1839B-Lamps.cpp
├── 1840A-CipherSifer.cpp
├── 1840B-BinaryCafe.cpp
├── 1840C-SkiResort.cpp
├── 1841A-GameWithBoard.cpp
├── 1841B-KeepItBeautiful.cpp
├── 1842A-TenzingAndTsondu.cpp
├── 1842B-TenzingAndBooks.cpp
├── 1843A-SashaAndArrayColoring.cpp
├── 1843B-LongLong.cpp
├── 1843C-SumInBinaryTree.cpp
├── 1843D-AppleTree.cpp
├── 1844A-SubtractionGame.cpp
├── 1844B-PermutationsAndPrimes.cpp
├── 1844C-Particles.cpp
├── 1845A-ForbiddenInteger.cpp
├── 1845B-ComeTogether.cpp
├── 1846A-RudolphAndCutTheRope.cpp
├── 1846B-RudolphAndTicTacToe.cpp
├── 1846C-RudolfAndTheAnotherCompetition.cpp
├── 1846D-RudolphAndChristmasTree.cpp
├── 1846E1-RuidolfAndSnowflakesSimpleVersion.cpp
├── 1847A-TheManWhoBecameGod.cpp
├── 1847B-HamonOdyssey.cpp
├── 1848A-VikaAndHerFriends.cpp
├── 1848B-VikaAndTheBridge.cpp
├── 1849A-MorningSandwich.cpp
├── 1849B-Monsters.cpp
├── 1849D-ArrayPainting.cpp
├── 1850A-ToMyCritics.cpp
├── 1850B-TenWordsOfWisdom.cpp
├── 1850C-WordOnThePaper.cpp
├── 1850D-BalancedRound.cpp
├── 1850E-CardboardForPictures.cpp
├── 1850F-WeWereBothChildren.cpp
├── 1851A-EscalatorConversations.cpp
├── 1851B-ParitySort.cpp
├── 1851C-TilesComeback.cpp
├── 1853A-Desorting.cpp
├── 1853B-Fibonaccharsis.cpp
├── 1855A-DaltonTheTeacher.cpp
├── 1855B-LongestDivisorsInterval.cpp
├── 1856A-TalesOfASort.cpp
├── 1856B-GoodArrays.cpp
├── 1857A-ArrayColoring.cpp
├── 1857B-MaximumRounding.cpp
├── 1857C-AssemblyViaMinimums.cpp
├── 1857D-StrongVertices.cpp
├── 1858A-Buttons.cpp
├── 1858C-YetAnotherPermutationProblem.cpp
├── 1859A-UnitedWeStand.cpp
├── 1859B-OlyaAndGameWithArrays.cpp
├── 1860A-NotASubstring.cpp
├── 1860B-FancyCoins.cpp
├── 1861A-PrimeDeletion.cpp
├── 1861B-TwoBinaryStrings.cpp
├── 1862A-GiftCarpet.cpp
├── 1862B-SequenceGame.cpp
├── 1862C-FlowerCityFence.cpp
├── 1862D-IceCreamBalls.cpp
├── 1862E-KolyaAndMovieTheatre.cpp
├── 1863A-Channel.cpp
├── 1863B-SplitSort.cpp
├── 1863C-MEXrepetition.cpp
├── 1864A-IncreasingAndDecreasing.cpp
├── 1864B-SwapAndReverse.cpp
├── 1864C-DivisorChain.cpp
├── 1866A-AmbitiousKid.cpp
├── 1866B-BattlingWithNumbers.cpp
├── 1866C-CompletelySearchingForInversions.cpp
├── 1867A-GreenGoldDogArrayAndPermutation.cpp
├── 1867B-XORpalindromes.cpp
├── 1869A-MakeItZero.cpp
├── 1869B-2DTraveling.cpp
├── 1870A-MEXanizedArray.cpp
├── 1870B-FriendlyArrays.cpp
├── 1872A-TwoVessels.cpp
├── 1872B-TheCorridorOrThereAndBackAgain.cpp
├── 1872C-NoncoprimeSplit.cpp
├── 1872D-PlusMinusPermutation.cpp
├── 1873A-ShortSort.cpp
├── 1873B-GoodKid.cpp
├── 1873C-TargetPractice.cpp
├── 1873D-1DEraser.cpp
├── 1873E-BuildingAnAquarium.cpp
├── 1874A-JellyfishAndGame.cpp
├── 1875A-JellyfishAndUndertale.cpp
├── 1875C-JellyfishAndGreenApple.cpp
├── 1876A-HelmetsInNightLight.cpp
├── 1877A-GoalsOfVictory.cpp
├── 1877C-JoyBoard.cpp
├── 1878A-HowMuchDoesDaytonaCost.cpp
├── 1878B-AleksaAndStack.cpp
├── 1878C-VasilijeInCacak.cpp
├── 1879A-Rigged.cpp
├── 1879B-ChipsOnTheBoard.cpp
├── 1879C-MakeItAlternating.cpp
├── 1881A-DontTryToCount.cpp
├── 1881B-ThreeThreads.cpp
├── 1881C-PerfectSquare.cpp
├── 1881D-DivideAndEqualize.cpp
├── 1882A-IncreasingSequence.cpp
├── 1882B-SetsAndUnion.cpp
├── 1883A-Morning.cpp
├── 1883B-Chemistry.cpp
├── 1883C-Raspberries.cpp
├── 1884A-SimpleDesign.cpp
├── 1884B-HauntedHouse.cpp
├── 1886A-SumOfThree.cpp
├── 1886B-FearOfTheDark.cpp
├── 1890A-DoremysPaint3.cpp
├── 1890B-QingshanLovesStrings.cpp
├── 1891A-SortingWithTwos.cpp
├── 1891B-DejaVu.cpp
├── 1893B-NeutralTonality.cpp
├── 1894A-SecretSport.cpp
├── 1894B-TwoOutOfThree.cpp
├── 1895A-TreasureChest.cpp
├── 1895B-PointsAndMinimumDistance.cpp
├── 1896A-JaggedSwaps.cpp
├── 1896B-ABFlipping.cpp
├── 1898A-MilicaAndString.cpp
├── 1898B-MilenaAndAdmirer.cpp
├── 1899A-GameWithIntegers.cpp
├── 1899B-250ThousandTonsOfTNT.cpp
├── 1899C-YarikAndArray.cpp
├── 1900A-CoverInWater.cpp
├── 1900B-LauraAndOperations.cpp
├── 1901A-LineTrip.cpp
├── 1901B-ChipAndRibbon.cpp
├── 1902A-BinaryImbalance.cpp
├── 1902B-GettingPoints.cpp
├── 1903A-HalloumiBoxes.cpp
├── 1903B-StORageRoom.cpp
├── 1903C-TheofanisNightmare.cpp
├── 1904A-Forked.cpp
├── 1904B-CollectingGame.cpp
├── 1905A-ConstructiveProblems.cpp
├── 1905B-BeginnersZelda.cpp
├── 1906A-EasyAsABC.cpp
├── 1907A-Rook.cpp
├── 1907B-YetnotherrokenKeoard.cpp
├── 1907C-RemovalOfUnattractivePairs.cpp
├── 1909A-DistinctButtons.cpp
├── 1909B-MakeAlmostEqualWithMod.cpp
├── 1912L-LOLLovers.cpp
├── 1913A-RatingIncrease.cpp
├── 1913B-SwapAndDelete.cpp
├── 1914A-ProblemsolvingLog.cpp
├── 1914B-PreparingForTheContest.cpp
├── 1914C-Quests.cpp
├── 1914D-ThreeActivities.cpp
├── 1914E1-GameWithMarblesEasyVersion.cpp
├── 1914E2-GameWithMarblesHardVersion.cpp
├── 1915A-OddOneOut.cpp
├── 1915B-NotQuiteLatinSquare.cpp
├── 1915C-CanISquare.cpp
├── 1915D-UnnaturalLanguageProcessing.cpp
├── 1915E-RomanticGlasses.cpp
├── 1915F-Greetings.cpp
├── 1916A-2023.cpp
├── 1916B-TwoDivisors.cpp
├── 1916C-TrainingBeforeTheOlympiad.cpp
├── 1917B-EraseFirstOrSecondLetter.cpp
├── 1918A-BrickWall.cpp
├── 1918B-MinimizeInversions.cpp
├── 1919A-WalletExchange.cpp
├── 1919B-PlusMinusSplit.cpp
├── 1919C-GroupingIncreases.cpp
├── 1920A-SatisfyingConstraints.cpp
├── 1920B-SummationGame.cpp
├── 1921A-Square.cpp
├── 1921B-ArrangingCats.cpp
├── 1921C-SendingMessages.cpp
├── 1921D-VeryDifferentArray.cpp
├── 1922A-TrickyTemplate.cpp
├── 1922B-FormingTriangles.cpp
├── 1922C-ClosestCities.cpp
├── 1923A-MovingChips.cpp
├── 1923B-MonstersAttack.cpp
├── 1923C-FindB.cpp
├── 1925A-WeGotEverythingCovered.cpp
├── 1925B-ABalancedProblemset.cpp
├── 1926A-VladAndTheBestOfFive.cpp
├── 1926B-VladAndShapes.cpp
├── 1926C-VladAndASumOfSumOfDigits.cpp
├── 1926D-VladAndDivision.cpp
├── 1927A-MakeItWhite.cpp
├── 1927B-FollowingTheString.cpp
├── 1927C-ChooseTheDifferentOnes.cpp
├── 1927D-FindTheDifferentOnes.cpp
├── 1927E-KleverPermutation.cpp
├── 1928A-RectangleCutting.cpp
├── 1928B-Equalize.cpp
├── 1929A-SashaAndTheBeautifulArray.cpp
├── 1929B-SashaAndTheDrawing.cpp
├── 1930A-MaximiseTheScore.cpp
├── 1930B-PermutationPrinting.cpp
├── 1931A-RecoveringASmallString.cpp
├── 1931B-MakeEqual.cpp
├── 1931C-MakeEqualAgain.cpp
├── 1931D-DivisiblePairs.cpp
├── 1932A-ThornsAndCoins.cpp
├── 1932B-ChayaCalendar.cpp
├── 1932C-LRremainders.cpp
├── 1933A-TurtlePuzzleRearrangeAndNegate.cpp
├── 1933B-TurtleMathFastThreeTask.cpp
├── 1933C-TurtleFingersCountTheValuesOfk.cpp
├── 1933D-TurtleTenacityContinualMods.cpp
├── 1934A-TooMinTooMax.cpp
├── 1934B-YetAnotherCoinProblem.cpp
├── 1935A-EntertainmentInMAC.cpp
├── 1935B-InformaticsInMAC.cpp
├── 1937A-ShuffleParty.cpp
├── 1937B-BinaryPath.cpp
├── 1941A-RudolfAndTheTicket.cpp
├── 1941B-RudolfAnd121.cpp
├── 1941C-RudolfAndTheUglyString.cpp
├── 1941D-RudolfAndTheBallGame.cpp
├── 1942A-FarmerJohnsChallenge.cpp
├── 1942B-BessieAndMEX.cpp
├── 1943A-MEXgame1.cpp
├── 1944A-DestroyingBridges.cpp
├── 1944B-EqualXOR.cpp
├── 1945A-SettingUpCamp.cpp
├── 1945B-Fireworks.cpp
├── 1945C-LeftAndRightHouses.cpp
├── 1945D-SeraphimTheOwl.cpp
├── 1946A-MedianOfAnArray.cpp
├── 1946B-MaximumSum.cpp
├── 1948A-SpecialCharacters.cpp
├── 1948B-ArrayFix.cpp
├── 1950A-StairPeakOrNeither.cpp
├── 1950B-Upscaling.cpp
├── 1950C-ClockConversion.cpp
├── 1950D-ProductOfBinaryDecimals.cpp
├── 1950F-012Tree.cpp
├── 1951A-DualTrigger.cpp
├── 1951B-BattleCows.cpp
├── 1952A-AreYouARobotAgain.cpp
├── 1952B-IsItStated.cpp
├── 1952C-TheyHaveFooled.cpp
├── 1952D-AreYouAProcrastinator.cpp
├── 1952E-SweepLine.cpp
├── 1952F-Grid.cpp
├── 1952G-MathematicianTakeover.cpp
├── 1952H-Palindrome.cpp
├── 1952I-DarkMatter.cpp
├── 1952J-HelpWhatDoesItMeanToBeBased.cpp
├── 1954A-PaintingTheRibbon.cpp
├── 1954B-MakeItUgly.cpp
├── 1954C-LongMultiplication.cpp
├── 1955A-YogurtSale.cpp
├── 1955B-ProgressiveSquare.cpp
├── 1955C-InhabitantOfTheDeepSea.cpp
├── 1956A-NenesGame.cpp
├── 1956B-NeneAndTheCardGame.cpp
├── 1957A-Stickogon.cpp
├── 1957B-ABITofaConstruction.cpp
├── 1966A-CardExchange.cpp
├── 1966B-RectangleFilling.cpp
├── 1968A-Maximize.cpp
├── 1968B-Prefiquence.cpp
├── 1968C-AssemblyViaRemainders.cpp
├── 1968D-PermutationGame.cpp
├── 1968E-CellsArrangement.cpp
├── 1969A-TwoFriends.cpp
├── 1969B-ShiftsAndSorting.cpp
├── 1970A1-BalancedShuffleEasy.cpp
├── 1971A-MyFirstSortingProblem.cpp
├── 1971B-DifferentString.cpp
├── 1971C-ClockAndStrings.cpp
├── 1971D-BinaryCut.cpp
├── 1971E-FindTheCar.cpp
├── 1971F-CircleParameter.cpp
├── 1972A-ContestProposal.cpp
├── 1972B-CoinGames.cpp
├── 1972D1-ReverseCardEasyVersion.cpp
├── 1973A-ChessForThree.cpp
├── 1974A-PhoneDesktop.cpp
├── 1974B-SymmetricEncoding.cpp
├── 1974D-Ingenuity2.cpp
├── 1975A-BazokaAndMochasArray.cpp
├── 1975B-378QAQandMochasArray.cpp
├── 1975C-ChamoAndMochasArray.cpp
├── 1976A-VerifyPassword.cpp
├── 1976B-IncreaseDecreaseCopy.cpp
├── 1977A-LittleNikita.cpp
├── 1977B-BinaryColouring.cpp
├── 1978A-AliceAndBooks.cpp
├── 1978B-NewBakery.cpp
├── 1979A-GuessTheMaximum.cpp
├── 1979B-XORsequences.cpp
├── 1979C-EarningOnBets.cpp
├── 1980A-ProblemGenerator.cpp
├── 1980B-ChoosingCubes.cpp
├── 1980C-SofiaAndTheLostOperations.cpp
├── 1981A-TurtleAndPiggyArePlayingAGame.cpp
├── 1982A-Soccer.cpp
├── 1982B-CollatzConjecture.cpp
├── 1983A-ArrayDivisibility.cpp
├── 1984A-StrangeSplitting.cpp
├── 1984B-LargeAddition.cpp
├── 1984C1-MagnitudeEasyVersion.cpp
├── 1985A-CreatingWords.cpp
├── 1985B-MaximumMultipleSum.cpp
├── 1985C-GoodPrefixes.cpp
├── 1985D-ManhattanCircle.cpp
├── 1985E-SecretBox.cpp
├── 1986A-Xaxis.cpp
├── 1986B-MatrixStabilization.cpp
├── 1986C-UpdateQueries.cpp
├── 1987A-UploadMoreRAM.cpp
├── 1987B-Ksort.cpp
├── 1987C-BasilsGarden.cpp
├── 1988A-SplitTheMultiset.cpp
├── 1988B-MakeMajority.cpp
├── 1988C-IncreasingSequenceWithFixedOR.cpp
├── 1989A-CatchTheCoin.cpp
├── 1989B-SubstringAndSubsequence.cpp
├── 1989C-TwoMovies.cpp
├── 1990A-SubmissionBait.cpp
├── 1990B-ArrayCraft.cpp
├── 1991A-MaximizeTheLastElement.cpp
├── 1991B-ANDreconstruction.cpp
├── 1991C-AbsoluteZero.cpp
├── 1992A-OnlyPluses.cpp
├── 1992B-AngryMonk.cpp
├── 1992C-GorillaAndPermutation.cpp
├── 1992D-TestOfLove.cpp
├── 1992E-NovicesMistake.cpp
├── 1993A-QuestionMarks.cpp
├── 1993B-ParityAndSum.cpp
├── 1994A-DiverseGame.cpp
├── 1994B-FunGame.cpp
├── 1995A-Diagonals.cpp
├── 1995B1-BouquetEasyVersion.cpp
├── 1995C-Squaring.cpp
├── 1996A-Legs.cpp
├── 1996B-Scale.cpp
├── 1996C-Sort.cpp
├── 1997A-StrongPassword.cpp
├── 1997B-MakeThreeRegions.cpp
├── 1997C-EvenPositions.cpp
├── 1998A-FindKDistinctPointsWithFixedCenter.cpp
├── 1998B-MinimizeEqualSumArrays.cpp
├── 1999A-AplusBagain.cpp
├── 1999B-CardGame.cpp
├── 1999C-Showering.cpp
├── 1999D-SlavicsExam.cpp
├── 1999E-TripleOperations.cpp
├── 2000A-PrimaryTask.cpp
├── 2000B-SeatingInABus.cpp
├── 2000C-NumericStringTemplate.cpp
├── 2000D-RightLeftWrong.cpp
├── 2001A-MakeAllEqual.cpp
├── 2001B-GeneratePermutation.cpp
├── 2002A-DistancedColoring.cpp
├── 2002B-RemovalsGame.cpp
├── 2002C-BlackCircles.cpp
├── 2003A-TurtleAndGoodStrings.cpp
├── 2003B-TurtleAndPiggeArePlayingAGame2.cpp
├── 2003C-TurtleAndGoodPairs.cpp
├── 2004A-ClosestPoint.cpp
├── 2004B-GameWithDoors.cpp
├── 2004C-SplittingItems.cpp
├── 2005A-SimplePalindrome.cpp
├── 2005B1-TheStrictTeacherEasyVersion.cpp
├── 2005B2-TheStrictTeacherHardVersion.cpp
├── 2007A-DorasSet.cpp
├── 2007B-IndexAndMaximumValue.cpp
├── 2007C-DoraAndC++.cpp
├── 2008A-SakurakosExam.cpp
├── 2008B-SquareOrNot.cpp
├── 2008C-LongestGoodArray.cpp
├── 2008D-SakurakosHobby.cpp
├── 2009A-Minimize.cpp
├── 2009B-OsuMania.cpp
├── 2009C-TheLegendOfFreyaTheFrog.cpp
├── 2010A-AlternatingSumOfNumbers.cpp
├── 2010B-ThreeBrothers.cpp
├── 2013A-ZhansBlender.cpp
├── 2013B-BattleForSurvive.cpp
├── 2014A-RobinHelps.cpp
├── 2014B-RobinHoodAndTheMajorOak.cpp
├── 2014C-RobinHoodInTown.cpp
├── 2019A-MaxPlusSize.cpp
├── 2019B-AllPairsSegments.cpp
├── 2020A-FindMinimumOperations.cpp
├── 2020B-BrightnessBegins.cpp
├── 2021A-MeaningMean.cpp
├── 2021B-MaximizeMex.cpp
├── 2022A-BusToPenjamo.cpp
├── 2022B-KarSalesman.cpp
├── 2024A-ProfitableInterestRate.cpp
├── 2024B-BuyingLemonade.cpp
├── 2024C-ConcatenationOfArrays.cpp
├── 2025A-TwoScreens.cpp
├── 2025B-BinomialCoefficientsKindOf.cpp
├── 2026A-PerpendicularSegments.cpp
├── 2027A-RectangleArrangement.cpp
├── 2027B-StalinSort.cpp
├── 2028A-AlicesAdventuresInChess.cpp
├── 2028B-AlicesAdventuresInPermuting.cpp
├── 2029A-Set.cpp
├── 2029B-Replacement.cpp
├── 2030A-AGiftFromOrangutan.cpp
├── 2030B-MinimizeOneness.cpp
├── 2030C-AtrueBattle.cpp
├── 2031A-PenchickAndModernMonument.cpp
├── 2031B-PenchickAndSataySticks.cpp
├── 2032A-Circuit.cpp
├── 2032B-Medians.cpp
├── 2033A-SakurakoAndKosuke.cpp
├── 2033B-SakurakoAndWater.cpp
├── 2033C-SakurakosFieldTrip.cpp
├── 2034A-KingKeykhosrowsMystery.cpp
├── 2034B-RakhshsRevival.cpp
├── 2035A-Sliding.cpp
├── 2035B-EveryoneLovesTres.cpp
├── 2036A-Quintomania.cpp
├── 2036B-Startup.cpp
├── 2036C-AnyaAnd1100.cpp
├── 2037A-Twice.cpp
├── 2037B-InterceptedInputs.cpp
├── 2037C-SuperultrasFavoritePermutation.cpp
├── 2037D-SharkySurfing.cpp
├── 2038A-BonusProject.cpp
├── 2038C-DIY.cpp
├── 2038G-GuessOneCharacter.cpp
├── 2038J-WaitingFor.cpp
├── 2038L-BridgeRenovation.cpp
├── 2038N-FixingTheExpression.cpp
├── 2039A-ShohagLovesMod.cpp
├── 2039B-ShohagLovesStrings.cpp
├── 2039C1-ShohagLovesXOReasyversion.cpp
├── 2040A-GameOfDivision.cpp
├── 2040B-PaintAStrip.cpp
├── 2040C-OrderedPermutations.cpp
├── 2041A-TheBentoBoxAdventure.cpp
├── 2041B-BowlingFrame.cpp
├── 2041E-BeautifulArray.cpp
├── 2042A-GreedyMonocarp.cpp
├── 2042B-GameWithColoredMarbles.cpp
├── 2043A-CoinTransformation.cpp
├── 2043B-Digits.cpp
├── 2043C-SumsOnSegments.cpp
├── 2044A-EasyProblem.cpp
├── 2044B-NormalProblem.cpp
├── 2044C-HardProblem.cpp
├── 2044D-HarderProblem.cpp
├── 2045C-Saraga.cpp
├── 2046A-SwapColumnsAndFindAPath.cpp
├── 2047A-AlyonaAndASquareJigsawPuzzle.cpp
├── 2047B-ReplaceCharacter.cpp
├── 2048A-KevinAndCombinationLock.cpp
├── 2048B-KevinAndPermutation.cpp
├── 2048C-KevinAndBinaryStrings.cpp
├── 2049A-MexDestruction.cpp
├── 2049B-pspspsps.cpp
├── 2049C-MEXcycle.cpp
├── 2050A-LineBreaks.cpp
├── 2050B-Transfusion.cpp
├── 2050C-UninterestingNumber.cpp
├── 2051A-PreparingForTheOlympiad.cpp
├── 2051B-Journey.cpp
├── 2051C-PreparingForTheExam.cpp
├── 2051D-CountingPairs.cpp
├── 2053A-TenderCarpenter.cpp
├── 2053B-OutstandingImpressionist.cpp
├── 2053C-BewitchingStargazer.cpp
├── 2055A-TwoFrogs.cpp
├── 2055B-Crafting.cpp
├── 2056A-ShapePerimeter.cpp
├── 2056B-FindThePermutation.cpp
├── 2059A-MilyaAndTwoArrays.cpp
├── 2059B-CostOfTheArray.cpp
├── 2060A-Fibonacciness.cpp
├── 2060B-FarmerJohnsCardGame.cpp
├── 2060C-GameOfMathletes.cpp
├── 2060D-SubtractMinSort.cpp
├── 2061A-KevinAndArithmetic.cpp
├── 2061B-KevinAndGeometry.cpp
├── 2061C-KevinAndPuzzle.cpp
├── 2061D-KevinAndNumbers.cpp
├── 2062A-String.cpp
├── 2062B-Clockwork.cpp
├── 2062C-CirnoAndOperations.cpp
├── 2063A-MinimalCoprime.cpp
├── 2063B-SubsequenceUpdate.cpp
├── 2064A-BrogrammingContest.cpp
├── 2064B-VarietyIsDiscouraged.cpp
├── 2064C-RemoveTheEnds.cpp
├── 2065A-SkibidusAndAmogu.cpp
├── 2065B-SkibidusAndOhio.cpp
├── 2065C1-SkibidusAndFanumTaxEasyVersion.cpp
├── 2065C2-SkibidusAndFanumTaxHardVersion.cpp
├── 2065D-SkibidusAndSigma.cpp
├── 2067A-AdjacentDigitSums.cpp
├── 2067B-TwoLargeBags.cpp
├── 2069A-WasThereAnArray.cpp
├── 2069B-SetOfStrangers.cpp
├── 2070A-FizzBuzzRemixed.cpp
├── 2070B-RobotProgram.cpp
├── 2070C-LimitedRepainting.cpp
├── 2071A-ThePlayNeverEnds.cpp
├── 2071B-Perfecto.cpp
├── 2071C-TrapmigianoReggiano.cpp
├── 2072A-NewWorldNewMeNewArray.cpp
├── 2072B-HavingBeenAtreasurerInThePastIhelpGoblinsDeceive.cpp
├── 2072C-CreatingKeysForStoragesHasBecomeMyMainSkill.cpp
├── 2074A-DrawASquare.cpp
├── 2074B-TheThirdSide.cpp
├── 2074C-XORandTriangle.cpp
├── 2075A-ToZero.cpp
├── 2075B-ArrayRecoloring.cpp
├── 2075C-TwoColors.cpp
├── 2078A-FinalVerdict.cpp
├── 2078B-ViciousLabyrinth.cpp
├── 2078C-BreachOfFaith.cpp
├── 2082A-BinaryMatrix.cpp
├── 2084A-MaxAndMod.cpp
├── 2084B-MinEqGCD.cpp
├── 2085A-ServalAndStringTheory.cpp
├── 2085B-ServalAndFinalMEX.cpp
├── 2086A-CloudberryJam.cpp
├── 2086B-LargeArrayAndSegments.cpp
├── 2086C-DisappearingPermutation.cpp
├── 2090A-TreasureHunt.cpp
├── 2090B-PushingBalls.cpp
├── 2091A-OlympiadDate.cpp
├── 2091B-TeamTraining.cpp
├── 2091C-CombinationLock.cpp
├── 2091D-PlaceInTheOlympiad-formula.cpp
├── 2091D-PlaceInTheOlympiad.cpp
├── 2091E-InterestingRatio.cpp
├── 2092A-KamilkaAndTheSheep.cpp
├── 2092B-LadyBug.cpp
├── 2092C-AsunaAndTheMosquitoes.cpp
├── 2093A-IdealGenerator.cpp
├── 2093B-ExpensiveNumber.cpp
├── 2093C-SimpleRepetition.cpp
├── 2094A-TrippiTroppi.cpp
├── 2094B-BobrittoBandito.cpp
├── 2094C-BrrBrrrPatapim.cpp
├── 2094D-TungTungSahur.cpp
├── 2094E-BonecaAmbalabu.cpp
├── 2094F-TrulimeroTrulicina.cpp
├── 2095A-PiecingItTogether.cpp
├── 2095B-Plinko.cpp
├── 2095C-WouldItBeUnrated.cpp
├── 2095D-WhereAmI.cpp
├── 2095F-OneThirdOfaProblem.cpp
├── 2095G-DefinitelyAGeometryProblem.cpp
├── 2095J-PremiereAtAWrongTime.cpp
├── 2096A-WonderfulSticks.cpp
├── 2096B-WonderfulGloves.cpp
├── 2098A-VadimsCollection.cpp
├── 2098B-SashaAndTheApartmentPurchase.cpp
├── 2098C-SportsBetting.cpp
├── 2102A-DinnerTime.cpp
├── 2102B-ThePickyCat.cpp
├── 2103A-CommonMultiple.cpp
├── 2103B-BinaryTypewriter.cpp
├── 2104A-ThreeDecks.cpp
├── 2104B-MoveToTheEnd.cpp
├── 2104C-CardGame.cpp
├── 2104D-ArrayAndGCD.cpp
├── 2106A-DrTC.cpp
├── 2106B-StChroma.cpp
├── 2106C-CherryBomb.cpp
├── 2107A-LRCandVIP.cpp
├── 2107B-ApplesInBoxes.cpp
├── 2108A-PermutationWarmUp.cpp
├── 2108B-SUMdamentalDecomposition.cpp
├── 2108C-NeosEscape.cpp
├── 2109A-ItsTimeToDuel.cpp
├── 2109B-SliceToSurvive.cpp
├── 2110A-FashionableArray.cpp
├── 2110B-DownWithBrackets.cpp
├── 2110C-Racing.cpp
├── 2111A-EnergyCrystals.cpp
├── 2111B-FibonacciCubes.cpp
├── 2111C-EqualValues.cpp
├── 2112A-Race.cpp
├── 2112B-ShrinkingArray.cpp
├── 2113A-Shashliks.cpp
├── 2113B-GoodStart.cpp
├── 2114A-SquareYear.cpp
├── 2114B-NotQuiteAPalindromicString.cpp
├── 2114C-NeedMoreArrays.cpp
├── 2114D-ComeALittleCloser.cpp
├── 2116A-GellyfishAndTricolorPansy.cpp
├── 2116B-GellyfishAndBabysBreath.cpp
├── 2117A-FalseAlarm.cpp
├── 2117B-Shrink.cpp
├── 2117C-CoolPartition.cpp
├── 2117D-Retaliation.cpp
├── 2117E-LostSoul.cpp
├── 2118A-EqualSubsequences.cpp
├── 2118B-MakeItAPermutation.cpp
├── 2118C-MakeItBeautiful.cpp
├── 2119A-AddOrXOR.cpp
├── 2119B-LineSegments.cpp
├── 2119C-AGoodProblem.cpp
├── 2120A-SquareOfRectangles.cpp
├── 2120B-SquarePool.cpp
├── 2121A-LetterHome.cpp
├── 2121B-AboveTheClouds.cpp
├── 2121C-ThoseWhoAreWithUs.cpp
├── 2121D-1709.cpp
├── 2121E-SponsorOfYourProblems.cpp
├── 2122A-GreedyGrid.cpp
├── 2122B-PileShuffling.cpp
├── 2122C-ManhattanPairs.cpp
├── 2123A-BlackboardGame.cpp
├── 2123B-Tournament.cpp
├── 2123C-PrefixMinAndSuffixMax.cpp
├── 2123D-BinaryStringBattle.cpp
├── 2123E-MEXcount.cpp
├── 2124A-DerangedDeletions.cpp
├── 2124B-MinimiseSum.cpp
├── 2124C-SubsetMultiplication.cpp
├── 2125A-DifficultContest.cpp
├── 2125B-LeftAndDown.cpp
├── 2125C-CountGoodNumbers.cpp
├── 2126A-OnlyOneDigit.cpp
├── 2126B-NoCasinoInTheMountains.cpp
├── 2126C-IWillDefinitelyMakeIt.cpp
├── 2126D-ThisIsTheLastTime.cpp
├── 2126E-GCDunlucky.cpp
├── 2127A-MixMexMax.cpp
├── 2127B-HamiiidHaaamidHamid.cpp
├── 2127C-TripShopping.cpp
├── 2128A-RecyclingCenter.cpp
├── 2128B-DequeProcess.cpp
├── 2128C-LeftmostBelow.cpp
├── 2130A-SubmissionIsAllYouNeed.cpp
├── 2130B-Pathless.cpp
├── 2130C-DoublePerspective.cpp
├── 2131A-Lever.cpp
├── 2131B-AlternatingSeries.cpp
├── 2131C-MakeItEqual.cpp
├── 2132A-Homework.cpp
├── 2132B-TheSecretNumber.cpp
├── 2132C1-TheCunningSellerEasyVersion.cpp
├── 2132C2-TheCunningSellerHardVersion.cpp
├── 2133A-Redstone.cpp
├── 2133B-Villagers.cpp
├── 2134A-PaintingWithTwoColors.cpp
├── 2134B-Add0orK.cpp
├── 2134C-EvenLarger.cpp
├── 2136A-InTheDream.cpp
├── 2136B-LikeTheBitset.cpp
├── 2136C-AgainstTheDifference.cpp
├── 2137A-CollatzConjecture.cpp
├── 2137B-FunPermutation.cpp
├── 2137C-MaximumEvenSum.cpp
├── 2137D-ReplaceWithOccurences.cpp
├── 2139A-MapleAndMultiplication.cpp
├── 2139B-CakeCollection.cpp
├── 2139C-CakeAssignment.cpp
├── 2140A-ShiftSort.cpp
├── 2140B-AnotherDivisibilityProblem.cpp
├── 2143B-Discounts.cpp
├── 2144A-CutTheArray.cpp
├── 2144B-MaximumCostPermutation.cpp
├── 2144C-NonDescendingArrays.cpp
├── 2145A-CandiesForNephews.cpp
├── 2145B-DeckOfCards.cpp
├── 2145C-MonocarpsString.cpp
├── 2146A-EqualOccurences.cpp
├── 2146B-MergingTheSets.cpp
├── 2147A-ShortestIncreasingPath.cpp
├── 2147B-MultipleConstruction.cpp
├── 2147C-Rabbits.cpp
├── 2148A-SublimeSequence.cpp
├── 2148B-Lasers.cpp
├── 2148C-Pacer.cpp
├── 2148D-DestructionOfTheDandelionFields.cpp
├── 2148E-Split.cpp
├── 2148F-GravityFalls.cpp
├── 2149A-BePositive.cpp
├── 2149B-UnconventionalPairs.cpp
├── 2149C-MEXrose.cpp
├── 2149D-AandB.cpp
├── 2151A-IncrementalSubarray.cpp
├── 2152A-IncreaseOrSmash.cpp
├── 2152B-CatchingTheKrug.cpp
├── 2152C-TripleRemoval.cpp
├── 2153A-CircleOfAppleTrees.cpp
├── 2153B-BitwiseReversion.cpp
├── 2153C-SymmetricalPolygons.cpp
├── 2154A-Notelock.cpp
├── 2154B-MakeItZigzag.cpp
├── 2155A-ElFucho.cpp
├── 2155B-AbrahamsGreatEscape.cpp
├── 2156A-PizzaTime.cpp
├── 2156B-StrangeMachine.cpp
├── 2156C-MaximumGCDonWhiteboard.cpp
├── 2157A-DungeonEquilibrium.cpp
├── 2157B-ExpansionPlan2.cpp
├── 2157C-MaximumArray2.cpp
├── 2158A-Suspension.cpp
├── 2158B-Split.cpp
├── 2160A-MEXpartition.cpp
├── 2160B-DistinctElements.cpp
├── 2160C-ReverseXOR.cpp
├── 2161A-RoundTrip.cpp
├── 2161B-MakeConnected.cpp
├── 2161C-Loyalty.cpp
├── 2162A-BeautifulAverage.cpp
├── 2162B-BeautifulString.cpp
├── 2162C-BeautifulXOR.cpp
├── 2163A-SouvlakiVsKalamaki.cpp
├── 2163B-SigaTaKymata.cpp
├── 2164A-SequenceGame.cpp
├── 2164B-EvenModuloPair.cpp
├── 2166A-SameDifference.cpp
├── 2166B-TabClosing.cpp
├── 2166C-CyclicMerging.cpp
├── 2167A-Square.cpp
├── 2167B-YourName.cpp
├── 2167C-IsamatdinAndHisMagicWand.cpp
├── 2167D-YetAnotherArrayProblem.cpp
├── 2169A-AliceAndBob.cpp
├── 2169B-DriftingAway.cpp
├── 2169C-RangeOperation.cpp
├── 2170A-MaximumNeighborhood.cpp
├── 2170B-AdditionOnAsegment.cpp
├── 2170C-QuotientAndRemainder.cpp
├── 2171A-ShizukuHoshikawaAndFarmLegs.cpp
├── 2171B-YuuKoitoAndMinimumAbsoluteSum.cpp
├── 2171C1-RenakoAmaoriAndXORgameEasyVersion.cpp
├── 2172A-ASCIIartContest.cpp
├── 2173A-SleepingThroughClasses.cpp
├── 2173B-NikosTacticalCards.cpp
├── 2173C-KanadesPerfectMultiples.cpp
├── CodeforcesEDU
    ├── BinarySearch1A-BinarySearch.cpp
    ├── BinarySearch1B-ClosestToTheLeft.cpp
    ├── BinarySearch1C-ClosestToTheRight.cpp
    ├── BinarySearch1D-FastSearch.cpp
    ├── BinarySearch2A-PackingRectangles.cpp
    ├── BinarySearch2B-Ropes.cpp
    ├── BinarySearch2C-VeryEasyTask.cpp
    ├── BinarySearch2D-ChildrenHoliday.cpp
    ├── BinarySearch2E-Equation.cpp
    ├── BinarySearch2F-StringGame-OLD.cpp
    ├── BinarySearch2F-StringGame.cpp
    ├── BinarySearch2G-StudentCouncils.cpp
    ├── BinarySearch2H-Hamburgers.cpp
    ├── BinarySearch3A-GetTogether.cpp
    ├── BinarySearch3B-SplittingAnArray.cpp
    ├── BinarySearch3C-CowsInStalls.cpp
    ├── BinarySearch3D-MinimumMaximumOnThePath-OLD.cpp
    ├── BinarySearch3D-MinimumMaximumOnThePath.cpp
    ├── BinarySearch4C-PairSelection.cpp
    ├── BinarySearch5A-KthNumberInTheUnionOfSegments.cpp
    ├── BinarySearch5B-MultiplicationTable.cpp
    ├── BinarySearch5C-KthSum.cpp
    ├── DisjointSetsUnion1A-DisjointSetsUnion.cpp
    ├── DisjointSetsUnion1B-DisjointSetsUnion2.cpp
    ├── DisjointSetsUnion1C-Experience.cpp
    ├── DisjointSetsUnion1D-CuttingAGraph.cpp
    ├── DisjointSetsUnion2A-PeopleAreLeaving.cpp
    ├── DisjointSetsUnion2B-Parking.cpp
    ├── DisjointSetsUnion2D-Bosses.cpp
    ├── PracticeSegmentTree1A-SegmentTreeForTheSum.cpp
    ├── PracticeSegmentTree1B-SegmentTreeForTheMinimum.cpp
    ├── PracticeSegmentTree1C-NumberOfMinimumsOnASegment.cpp
    ├── PracticeSegmentTree2A-SegmentWithTheMaximumSum.cpp
    ├── PracticeSegmentTree2B-KthOne.cpp
    ├── PracticeSegmentTree2C-FirstElementAtLeastX.cpp
    ├── PracticeSegmentTree2D-FirstElementAtLeastX2.cpp
    ├── PracticeSegmentTree3A-Inversions.cpp
    ├── PracticeSegmentTree3B-Inversions2.cpp
    ├── PracticeSegmentTree3D-IntersectingSegments.cpp
    ├── PracticeSegmentTree3E-AdditionToSegment.cpp
    ├── PracticeSegmentTree4A-SignAlternation.cpp
    ├── PracticeSegmentTree4B-Cryptography.cpp
    ├── PracticeSegmentTree4C-NumberOfInversionsOnSegment.cpp
    ├── PracticeSegmentTree4D-NumberOfDifferentOnSegment.cpp
    ├── PracticeSegmentTree4E-Earthquakes.cpp
    ├── PracticeTwoPointersMethod1A-MergingArrays.cpp
    ├── PracticeTwoPointersMethod1B-NumberOfSmaller.cpp
    ├── PracticeTwoPointersMethod1C-NumberOfEqual.cpp
    ├── PracticeTwoPointersMethod2A-SegmentWithSmallSum.cpp
    ├── PracticeTwoPointersMethod2B-SegmentWithBigSum.cpp
    ├── PracticeTwoPointersMethod2C-NumberOfSegmentsWithSmallSum.cpp
    ├── PracticeTwoPointersMethod2D-NumberOfSegmentsWithBigSum.cpp
    ├── PracticeTwoPointersMethod2E-SegmentsWithSmallSet.cpp
    ├── PracticeTwoPointersMethod2F-SegmentsWithSmallSpread.cpp
    └── PracticeTwoPointersMethod3A-LoopedPlaylist.cpp
├── LICENSE
├── README.md
├── acmsguru
    ├── 100-AplusB.cpp
    ├── 123-TheSum.cpp
    └── 403-ScientificProblem.cpp
└── gym
    ├── 102694A-CircumferenceOfATree.cpp
    ├── 104441_1-LongTraining.cpp
    ├── 104441_3-TreasureHunter.cpp
    ├── 104921A-Rook.cpp
    ├── 104921B-GoodKid.cpp
    ├── 104921C-WordOnThePaper.cpp
    ├── 104921D-GiftCarpet.cpp
    ├── 104921E-GameWithIntegers.cpp
    ├── 104921F-Morning.cpp
    ├── 105494A-ProblemStatement.cpp
    └── 105494B-AntHill.cpp


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1 | #include <cstdio>
2 | 
3 | int main(){
4 |     puts("bucketpotato");
5 | }
6 | 


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2 | 
3 | int main(){
4 |     puts("yes");
5 | }
6 | 


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1 | #include <cstdio>
2 |  
3 | int main(){
4 |     puts("-1");
5 | }
6 | 


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1 | #include <cstdio>
2 |  
3 | int main(){
4 |     puts("143");
5 | }
6 | 


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