├── README.md ├── lp2009_bishop.pi ├── lp2009_circ.pi ├── lp2009_flag.pi ├── lp2009_panoz.pi ├── lp2009_split.pi ├── lp2010_eric.pi ├── lp2010_maglev.pi ├── lp2010_rqueens.pi ├── lp2010_student.pi ├── lp2010_tartan.pi ├── lp2011_chicken.pi ├── lp2011_pattern.pi ├── lp2011_plumber.pi ├── lp2011_race.pi ├── lp2011_war.pi ├── lp2012_cop.pi ├── lp2012_cube.pi ├── lp2012_lace.pi ├── lp2012_omelet.pi ├── lp2013_arith.pi ├── lp2013_domain.pi ├── lp2013_icecream.pi ├── lp2013_queens.pi ├── lp2013_travel.pi ├── lp2015_fqueens.pi ├── lp2015_games.pi ├── lp2015_logistics.pi ├── lp2015_packing.pi ├── lp2015_pizza.pi ├── lp2016_brackets.pi ├── lp2016_elevator.pi ├── lp2016_friend.pi ├── lp2016_short_position.pi ├── lp2016_ticketswap.pi ├── lp2017_booth.pi ├── lp2017_buffet.pi ├── lp2017_pour.pi ├── lp2017_tour1.pi ├── lp2017_tour2.pi ├── lp2018_hatter.pi ├── lp2018_latin.pi ├── lp2018_mary.pi ├── lp2018_rbac.pi ├── lp2018_star.pi ├── lp2019_aliensum.pi ├── lp2019_aliensum1.pi ├── lp2019_billykid.pi ├── lp2019_binfours.pi ├── lp2019_roadrunner.asp ├── lp2019_roadrunner.pi ├── lp2019_whitesandtour.pi ├── lp2020_aquarium.pi ├── lp2020_masyu.asp ├── lp2020_masyu.pi ├── lp2020_shingoki.asp ├── lp2020_shingoki.pi ├── lp2020_stitches.pi ├── lp2020_tapa.asp ├── lp2020_tapa.pi ├── lp2021_ball.pi ├── lp2021_buttons.pi ├── lp2021_frog.pi ├── lp2021_pipes.asp ├── lp2021_pipes.pi ├── lp2021_pipes1.pi ├── lp2021_pipes2.pi ├── lp2021_water.pi ├── lp2022_prob1.pi ├── lp2022_prob2.pi ├── lp2022_prob3.pi ├── lp2022_prob4.pi ├── lp2022_prob5.pi ├── lp2023_prob1.pi ├── lp2023_prob2.pi ├── lp2023_prob2_planner.pi ├── lp2023_prob3.pi ├── lp2023_prob4.pi ├── lp2023_prob5.pi ├── lp2024_prob1.pi ├── lp2024_prob2.pi ├── lp2024_prob2_fast.pi ├── lp2024_prob3.pi ├── lp2024_prob4.pi ├── lp2024_prob4_hard.pi ├── lp2024_problems.pdf ├── lp2025_prob1.pi ├── lp2025_prob2.pi ├── lp2025_prob3.pi ├── lp2025_prob4.pi └── lp2025_prob5.pi /README.md: 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