├── .gitattributes ├── .github └── FUNDING.yml ├── LICENSE ├── Matrix.cpp ├── README.md └── images ├── r1.png └── r2.png /.gitattributes: -------------------------------------------------------------------------------- 1 | # Auto detect text files and perform LF normalization 2 | * text=auto 3 | -------------------------------------------------------------------------------- /.github/FUNDING.yml: -------------------------------------------------------------------------------- 1 | # These are supported funding model platforms 2 | 3 | github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2] 4 | patreon: # Replace with a single Patreon username 5 | open_collective: # Replace with a single Open Collective username 6 | ko_fi: # Replace with a single Ko-fi username 7 | tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel 8 | community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry 9 | liberapay: # Replace with a single Liberapay username 10 | issuehunt: # Replace with a single IssueHunt username 11 | otechie: # Replace with a single Otechie username 12 | custom: ['https://www.cyfylabs.com'] 13 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2018 harismuneer 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. -------------------------------------------------------------------------------- /Matrix.cpp: -------------------------------------------------------------------------------- 1 | #include 2 | using namespace std; 3 | 4 | int** AllocateMatrix (int ROWS, int COLS); 5 | int** InputMatrix ( int& ROWS, int& COLS); 6 | void OutputMatrix (int** matrix, const int ROWS, const int COLS); 7 | int** AddMatrix(int** matrixA, int** matrixB, const int ROWS, const int COLS); 8 | int** TransposeMatrix(int** matrix, const int ROWS, const int COLS); 9 | bool IsSymmetric(int** matrix, const int ROWS, const int COLS); 10 | void InterchangeRows(int** matrix, const int ROWS, const int COLS ); 11 | void InterchangeRows( int* &row1, int* &row2 ); 12 | void deAllocateMatrix(int** &matrix, const int ROWS); 13 | 14 | 15 | 16 | int** AllocateMatrix (int ROWS, int COLS) 17 | { 18 | //Code to Allocate a 2D Matrix 19 | int** matrix = new int* [ROWS]; 20 | 21 | for ( int i = 0 ; i < ROWS ; i++) 22 | matrix[i] = new int [COLS]; 23 | 24 | return matrix; 25 | } 26 | 27 | 28 | int** InputMatrix ( int& ROWS, int& COLS) 29 | { 30 | cout << "Total Number of Rows : "; 31 | cin >> ROWS ; 32 | 33 | while ( ROWS <=0 ) 34 | { 35 | cout <<"You have entered an invalid number . Enter the Rows again : " << endl; 36 | cin >> ROWS; 37 | } 38 | 39 | cout << "Total Number of Columns : "; 40 | cin >> COLS ; 41 | 42 | while ( COLS<=0 ) 43 | { 44 | cout <<"You have entered an invalid number . Enter the Columns again : " << endl; 45 | cin >> COLS; 46 | } 47 | 48 | 49 | int** matrix = NULL; 50 | 51 | matrix = AllocateMatrix (ROWS , COLS); 52 | 53 | 54 | //Code to input numbers in the 2D Matrix 55 | cout <> *colPtr; 65 | } 66 | 67 | return matrix; 68 | } 69 | 70 | 71 | void OutputMatrix (int** matrix, const int ROWS, const int COLS) 72 | { 73 | int** endRowPtr = matrix + ROWS; 74 | 75 | for(int** rowPtr = matrix ; rowPtr < endRowPtr ; rowPtr++ ) 76 | { 77 | int* endColPtr = *rowPtr + COLS; 78 | 79 | cout << endl; 80 | 81 | for(int* colPtr = *rowPtr ; colPtr < endColPtr ; colPtr++) 82 | cout << *colPtr << " "; 83 | 84 | } 85 | cout << endl; 86 | } 87 | 88 | 89 | int** AddMatrix(int** matrixA, int** matrixB, const int ROWS, const int COLS) 90 | { 91 | //Code to allocate the third Matrix i.e. Matrix C 92 | int** matrixC = NULL; 93 | matrixC = AllocateMatrix (ROWS , COLS); 94 | 95 | int* colPtrA = NULL ; int* colPtrB = NULL ; int* colPtrC = NULL; 96 | int* endColPtrA = NULL ; int* endColPtrB = NULL ; int* endColPtrC = NULL; 97 | 98 | int** rowPtrA = matrixA; 99 | int** rowPtrB = matrixB; 100 | int** rowPtrC = matrixC; 101 | int** endRowPtrA = matrixA + ROWS; 102 | int** endRowPtrB = matrixB + ROWS; 103 | int** endRowPtrC = matrixC + ROWS; 104 | 105 | while( (rowPtrA < endRowPtrA) && (rowPtrB < endRowPtrB) && (rowPtrC < endRowPtrC) ) 106 | { 107 | endColPtrA = *rowPtrA + COLS; 108 | endColPtrB = *rowPtrB + COLS; 109 | endColPtrC = *rowPtrC + COLS; 110 | 111 | colPtrA = *rowPtrA; 112 | colPtrB = *rowPtrB; 113 | colPtrC = *rowPtrC; 114 | 115 | while( (colPtrA < endColPtrA) && (colPtrB < endColPtrB) && (colPtrC < endColPtrC) ) 116 | { 117 | *colPtrC = *colPtrA + *colPtrB; 118 | 119 | colPtrA++; 120 | colPtrB++; 121 | colPtrC++; 122 | } 123 | 124 | rowPtrA++; 125 | rowPtrB++; 126 | rowPtrC++; 127 | } 128 | 129 | return matrixC; 130 | } 131 | 132 | 133 | int** TransposeMatrix(int** matrix, const int ROWS, const int COLS) 134 | { 135 | //Allocate the memory of the Transpose Matrix dynamically on Heap 136 | int** matrixD = NULL; 137 | matrixD = AllocateMatrix (COLS , ROWS); 138 | 139 | int** rowPtr = matrix; 140 | int* colPtr = *rowPtr ; 141 | int** endRowPtr = matrix + ROWS; 142 | int* endColPtr = *rowPtr + COLS; 143 | int i = 0; 144 | int** rowPtrD = matrixD; 145 | int* colPtrD = *rowPtrD; 146 | int** endRowPtrD = matrixD + COLS; 147 | int* endColPtrD = *rowPtrD + ROWS; 148 | 149 | while ( rowPtrD < endRowPtrD ) 150 | { 151 | rowPtr = matrix; 152 | colPtrD = *rowPtrD; 153 | 154 | while ( rowPtr < endRowPtr ) 155 | { 156 | colPtr = *rowPtr + i; 157 | *colPtrD = *colPtr; 158 | 159 | colPtrD++; 160 | rowPtr++; 161 | } 162 | 163 | i++; 164 | rowPtrD++; 165 | } 166 | 167 | return matrixD; 168 | } 169 | 170 | 171 | bool IsSymmetric(int** matrix, const int ROWS, const int COLS) 172 | { 173 | bool isSymmetric = true; 174 | 175 | for (int i = 0 ; i < ROWS && isSymmetric ; i++) 176 | { 177 | for (int j = 0 ; j < COLS && isSymmetric ; j++) 178 | { 179 | if ( matrix[i][j] != matrix[j][i] ) 180 | isSymmetric = false; 181 | } 182 | } 183 | 184 | return isSymmetric; 185 | } 186 | 187 | 188 | void InterchangeRows(int** matrix, const int ROWS, const int COLS ) 189 | { 190 | int rowOne , rowTwo = 0; 191 | 192 | cout << endl << "Enter row1 : "; 193 | cin >> rowOne; 194 | 195 | while( rowOne <= 0 || rowOne > ROWS) 196 | { 197 | cout << "You have entered an invalid Row Number . Enter a valid Row1 :"<< endl; 198 | cin >> rowOne; 199 | } 200 | 201 | cout << "Enter row2 : "; 202 | cin >> rowTwo; 203 | 204 | while( rowTwo <= 0 || rowTwo > ROWS) 205 | { 206 | cout << "You have entered an invalid Row Number . Enter a valid Row2 :"<< endl; 207 | cin >> rowTwo; 208 | } 209 | 210 | int* row1 = *( matrix + (rowOne - 1) ); 211 | int* row2 = *( matrix + (rowTwo - 1) ); 212 | 213 | InterchangeRows (row1 , row2); 214 | 215 | *( matrix + (rowOne - 1) ) = row1; 216 | *( matrix + (rowTwo - 1) ) = row2; 217 | 218 | } 219 | 220 | 221 | void InterchangeRows( int* &row1, int* &row2 ) 222 | { 223 | int* temp = NULL; 224 | 225 | temp = row1; 226 | row1 = row2; 227 | row2 = temp; 228 | } 229 | 230 | 231 | void deAllocateMatrix(int** &matrix, const int ROWS) 232 | { 233 | if(matrix) 234 | { 235 | for ( int i = 0 ; i < ROWS ; i++) 236 | delete[] matrix[i]; 237 | 238 | delete[] matrix; 239 | } 240 | 241 | matrix = NULL; 242 | } 243 | 244 | 245 | 246 | int main() 247 | { 248 | int rowsA, colsA, rowsB, colsB = 0 ; 249 | int** matrixA = NULL; 250 | int** matrixB = NULL; 251 | int** matrixC = NULL; //Matrix after addition of Matrix A and Matrix B 252 | int** matrixAT = NULL; //Transpose of Matrix A 253 | int** matrixBT = NULL; //Transpose of Matrix B 254 | 255 | //Code to call Input And Output Functions to get Matrices from user and display them 256 | cout << "Enter Matrix A : " << endl; 257 | matrixA = InputMatrix (rowsA , colsA); 258 | 259 | cout << endl <<"Enter Matrix B : " << endl; 260 | matrixB = InputMatrix (rowsB, colsB); 261 | 262 | cout << endl << "Matix A = "; 263 | OutputMatrix (matrixA , rowsA , colsA); 264 | 265 | cout << endl << "Matrix B = "; 266 | OutputMatrix (matrixB , rowsB , colsB); 267 | 268 | 269 | /////Code to call the AddMatrix Function and Display the resultant Matrix i.e MatrixC 270 | if ( (rowsA == rowsB) && (colsA == colsB) ) 271 | { 272 | matrixC = AddMatrix (matrixA, matrixB ,rowsA ,colsA); // becuase rowsA and rowsB are same and colsA and colsB are same. 273 | cout << endl << "A + B = " ; 274 | OutputMatrix (matrixC , rowsA , colsA); //becuase matrix C will have the same rows and columns as that of Matrix A and Matrix B 275 | } 276 | else 277 | cout <views 4 | 5 | [![Open Source Love svg1](https://badges.frapsoft.com/os/v1/open-source.svg?v=103)](#) 6 | [![GitHub Forks](https://img.shields.io/github/forks/harismuneer/Matrix-Operations-Using-Pointer-Arithmetic.svg?style=social&label=Fork&maxAge=2592000)](https://www.github.com/harismuneer/Matrix-Operations-Using-Pointer-Arithmetic/fork) 7 | [![GitHub Issues](https://img.shields.io/github/issues/harismuneer/Matrix-Operations-Using-Pointer-Arithmetic.svg?style=flat&label=Issues&maxAge=2592000)](https://www.github.com/harismuneer/Matrix-Operations-Using-Pointer-Arithmetic/issues) 8 | [![contributions welcome](https://img.shields.io/badge/contributions-welcome-brightgreen.svg?style=flat&label=Contributions&colorA=red&colorB=black )](#) 9 | 10 | 11 | A program that takes two matrices from user and performs following operations: 12 | - Matrix Addition 13 | - Transpose of a matrix 14 | - Checks if a matrix is symmetric or not 15 | - Interchange rows of a matrix 16 | 17 | ## Functionality 18 | 19 | ![Requirments Fulfilled](../master/images/r1.png) 20 | ![Requirments Fulfilled](../master/images/r2.png) 21 | 22 | 23 |
24 | 25 | 26 | ## Author 27 | You can get in touch with me on my LinkedIn Profile: [![LinkedIn Link](https://img.shields.io/badge/Connect-harismuneer-blue.svg?logo=linkedin&longCache=true&style=social&label=Follow)](https://www.linkedin.com/in/harismuneer) 28 | 29 | You can also follow my GitHub Profile to stay updated about my latest projects: [![GitHub Follow](https://img.shields.io/badge/Connect-harismuneer-blue.svg?logo=Github&longCache=true&style=social&label=Follow)](https://github.com/harismuneer) 30 | 31 | If you liked the repo then kindly support it by giving it a star ⭐ and share in your circles so more people can benefit from the effort. 32 | 33 | 34 | ## Contributions Welcome 35 | [![GitHub Issues](https://img.shields.io/github/issues/harismuneer/Matrix-Operations-Using-Pointer-Arithmetic.svg?style=flat&label=Issues&maxAge=2592000)](https://www.github.com/harismuneer/Matrix-Operations-Using-Pointer-Arithmetic/issues) 36 | 37 | If you find any bugs, have suggestions, or face issues: 38 | 39 | - Open an Issue in the Issues Tab to discuss them. 40 | - Submit a Pull Request to propose fixes or improvements. 41 | - Review Pull Requests from other contributors to help maintain the project's quality and progress. 42 | 43 | This project thrives on community collaboration! Members are encouraged to take the initiative, support one another, and actively engage in all aspects of the project. Whether it’s debugging, fixing issues, or brainstorming new ideas, your contributions are what keep this project moving forward. 44 | 45 | With modern AI tools like ChatGPT, solving challenges and contributing effectively is easier than ever. Let’s work together to make this project the best it can be! 🚀 46 | 47 | ## License 48 | [![MIT](https://img.shields.io/cocoapods/l/AFNetworking.svg?style=style&label=License&maxAge=2592000)](../master/LICENSE) 49 | 50 | Copyright (c) 2018-present, harismuneer 51 | 52 | 53 | 54 |
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Waving hand 57 | Hey there, I'm Haris Muneer 👨🏻‍💻 58 |

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