(PCC)::[How-to-write-a-C-Program-to-Add-Two-Matrices-Using-Multi-dimensional-Arrays]::[c]
//Program to Add Two Matrices #include <stdio.h> int main() { int r, c, a[100][100], b[100][100], sum[100][100], i, j; printf("Enter the number of rows (between 1 and 100): "); scanf("%d", &r); printf("Enter the number of columns (between 1 and 100): "); scanf("%d", &c); printf("\nEnter elements of 1st matrix:\n"); for (i = 0; i < r; ++i) for (j = 0; j < c; ++j) { printf("Enter element a%d%d: ", i + 1, j + 1); scanf("%d", &a[i][j]); } printf("Enter elements of 2nd matrix:\n"); for (i = 0; i < r; ++i) for (j = 0; j < c; ++j) { printf("Enter element a%d%d: ", i + 1, j + 1); scanf("%d", &b[i][j]); } // adding two matrices for (i = 0; i < r; ++i) for (j = 0; j < c; ++j) { sum[i][j] = a[i][j] + b[i][j]; } // printing the result printf("\nSum of two matrices: \n"); for (i = 0; i < r; ++i) for (j = 0; j < c; ++j) { printf("%d ", sum[i][j]); if (j == c - 1) { printf("\n\n"); } } return 0; }