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| 1 | namespace E7.Matrix_Generator | |
| 2 | {
| |
| 3 | class MatrixGenerator | |
| 4 | {
| |
| 5 | static void Main(string[] args) | |
| 6 | {
| |
| 7 | string[] input = Console.ReadLine().Split(); | |
| 8 | int rows = int.Parse(input[1]); | |
| 9 | int cols = int.Parse(input[2]); | |
| 10 | ||
| 11 | switch (input[0]) | |
| 12 | {
| |
| 13 | case "A": TypeA(rows, cols); break; | |
| 14 | case "B": TypeB(rows, cols); break; | |
| 15 | case "C": TypeC(rows, cols); break; | |
| 16 | case "D": TypeD(rows, cols); break; | |
| 17 | default: break; | |
| 18 | } | |
| 19 | } | |
| 20 | // Метод за тип А | |
| 21 | static void TypeA(int rows, int cols) | |
| 22 | {
| |
| 23 | int[,] matrix = new int[rows, cols]; | |
| 24 | int value = 1; | |
| 25 | // Два вложени цикъла, които пълнят матрицата със стойности | |
| 26 | for (int i = 0; i < cols; i++) | |
| 27 | {
| |
| 28 | for (int j = 0; j < rows; j++) | |
| 29 | {
| |
| 30 | matrix[j, i] = value; | |
| 31 | value++; | |
| 32 | } | |
| 33 | } | |
| 34 | // Два вложени цикъла, които изчертават матрицата | |
| 35 | for (int i = 0; i < rows; i++) | |
| 36 | {
| |
| 37 | for (int j = 0; j < cols; j++) | |
| 38 | {
| |
| 39 | Console.Write(matrix[i, j] + " "); | |
| 40 | } | |
| 41 | Console.WriteLine(); | |
| 42 | } | |
| 43 | } | |
| 44 | // Тип B | |
| 45 | static void TypeB(int rows, int cols) | |
| 46 | {
| |
| 47 | int[,] matrix = new int[rows, cols]; | |
| 48 | int value = 1; | |
| 49 | ||
| 50 | for (int i = 0; i < cols; i++) | |
| 51 | {
| |
| 52 | for (int j = 0; j < rows; j++) | |
| 53 | {
| |
| 54 | if (i % 2 == 0) | |
| 55 | {
| |
| 56 | matrix[j, i] = value; | |
| 57 | value++; | |
| 58 | } | |
| 59 | else | |
| 60 | {
| |
| 61 | matrix[rows - 1 - j, i] = value; | |
| 62 | value++; | |
| 63 | } | |
| 64 | } | |
| 65 | } | |
| 66 | for (int i = 0; i < rows; i++) | |
| 67 | {
| |
| 68 | for (int j = 0; j < cols; j++) | |
| 69 | {
| |
| 70 | Console.Write(matrix[i, j] + " "); | |
| 71 | } | |
| 72 | Console.WriteLine(); | |
| 73 | } | |
| 74 | } | |
| 75 | //Тип C | |
| 76 | static void TypeC(int rows, int cols) | |
| 77 | {
| |
| 78 | int[,] matrix = new int[rows, cols]; | |
| 79 | int value = 1; | |
| 80 | ||
| 81 | for (int i = rows - 1; i >= 0; i--) | |
| 82 | {
| |
| 83 | int startR = i; | |
| 84 | for (int j = 0; j < rows - startR; j++) | |
| 85 | {
| |
| 86 | if (j > cols - 1) | |
| 87 | {
| |
| 88 | break; | |
| 89 | } | |
| 90 | matrix[startR + j, j] = value; | |
| 91 | value++; | |
| 92 | } | |
| 93 | } | |
| 94 | ||
| 95 | for (int i = 1; i < cols; i++) | |
| 96 | {
| |
| 97 | int startC = i; | |
| 98 | for (int j = 0; j < cols - startC; j++) | |
| 99 | {
| |
| 100 | if (j > rows - 1) | |
| 101 | {
| |
| 102 | break; | |
| 103 | } | |
| 104 | matrix[j, startC + j] = value; | |
| 105 | value++; | |
| 106 | } | |
| 107 | } | |
| 108 | for (int i = 0; i < rows; i++) | |
| 109 | {
| |
| 110 | for (int j = 0; j < cols; j++) | |
| 111 | {
| |
| 112 | Console.Write(matrix[i, j] + " "); | |
| 113 | } | |
| 114 | Console.WriteLine(); | |
| 115 | } | |
| 116 | } | |
| 117 | // Тип D | |
| 118 | static void TypeD(int rows, int cols) | |
| 119 | {
| |
| 120 | int[,] matrix = new int[rows, cols]; | |
| 121 | int value = 1; | |
| 122 | int indexR = 0; | |
| 123 | int indexC = 0; | |
| 124 | ||
| 125 | while (value <= rows * cols) | |
| 126 | {
| |
| 127 | matrix[indexR, indexC] = value; | |
| 128 | value++; ; | |
| 129 | ||
| 130 | bool canGoDown = (indexR + 1) < rows && matrix[indexR + 1, indexC] == 0 && !((indexC - 1) >= 0 && matrix[indexR, indexC - 1] == 0); | |
| 131 | if (canGoDown) | |
| 132 | {
| |
| 133 | indexR++; continue; | |
| 134 | } | |
| 135 | bool canGoRight = (indexC + 1) < cols && matrix[indexR, indexC + 1] == 0; | |
| 136 | if (canGoRight) | |
| 137 | {
| |
| 138 | indexC++; continue; | |
| 139 | } | |
| 140 | bool canGoUp = (indexR - 1) >= 0 && matrix[indexR - 1, indexC] == 0; | |
| 141 | if (canGoUp) | |
| 142 | {
| |
| 143 | indexR--; continue; | |
| 144 | } | |
| 145 | bool canGoLeft = (indexC - 1) >= 0 && matrix[indexR, indexC - 1] == 0; | |
| 146 | if (canGoLeft) | |
| 147 | {
| |
| 148 | indexC--; continue; | |
| 149 | } | |
| 150 | } | |
| 151 | for (int i = 0; i < rows; i++) | |
| 152 | {
| |
| 153 | for (int j = 0; j < cols; j++) | |
| 154 | {
| |
| 155 | Console.Write(matrix[i, j] + " "); | |
| 156 | } | |
| 157 | Console.WriteLine(); | |
| 158 | } | |
| 159 | } | |
| 160 | } | |
| 161 | } |