Write a C# program to Add and subtract two matrices.
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using System; class MatrixOperations { static void Main() { int[,] matrix1 = new int[,] { {88, 2}, {4, 5}, {7, 8} }; int[,] matrix2 = new int[,] { {3, 1}, {6, 7}, {3, 1} }; Console.WriteLine("Matrix 1:"); PrintMatrix(matrix1); Console.WriteLine("\nMatrix 2:"); PrintMatrix(matrix2); int[,] sum = Matrices_Sum(matrix1, matrix2); Console.WriteLine("\nMatrix Sum:"); PrintMatrix(sum); int[,] difference = SubtractMatrices(matrix1, matrix2); Console.WriteLine("\nMatrix Difference:"); PrintMatrix(difference); } static
int[,] Matrices_Sum(int[,] matrix1, int[,] matrix2) { int rows = matrix1.GetLength(0); int column = matrix1.GetLength(1); int[,] sum = new int[rows, column]; for (int i = 0; i < rows; i++) { for (int j = 0; j < column; j++) { sum[i, j]
= matrix1[i, j] + matrix2[i, j]; } } return sum; } static int[,] SubtractMatrices(int[,] matrix1, int[,] matrix2) { int rows = matrix1.GetLength(0); int column = matrix1.GetLength(1); int[,] difference = new int[rows, column]; for (int i = 0; i < rows; i++) { for (int j = 0; j < column; j++) { difference[i, j] = matrix1[i, j] - matrix2[i, j]; } } return difference; } static void PrintMatrix(int[,] matrix) { int rows = matrix.GetLength(0); int column = matrix.GetLength(1); for (int i = 0; i < rows; i++) { for (int j = 0; j < column; j++) { Console.Write($"{matrix[i, j]}\t"); } Console.WriteLine(); } } } |
Explanation:
The following 3 operations will be performed;
- AddMatrices()
- SubtractMatrices()
- PrintMatrix()
The AddMatrices()– methods take two matrices as input and return the sum
The SubtractMatrices()– take two matrices as input and return the difference matrices
The PrintMatrix()– is used to print the matrix to the console.