Sum of the two matrices in C Programming

#include<stdio.h> int main(){ int m, n, i, j; printf("Enter the number of rows: "); scanf("%d", &m); printf("Enter the number of columns: "); scanf("%d", &n); int mat1[m][n], mat2[m][n], sum[m][n]; printf("Enter elements of first matrix:\n"); for(i =...