Write a c program to read 2 matrices and perform addition and subtraction of 2 matrices

#include<stdio.h>
void main() {
    int a[10][10], b[10][10], add[10][10], sub[10][10], m,n,i,j;
    printf("Enter rows & cols: ");
    scanf("%d%d",&m,&n);
    printf("Enter Matrix A:\n");
    for(i=0;i<m;i++) {
        for(j=0;j<n;j++) {
            scanf("%d",&a[i][j]);
        }
    }
    printf("Enter Matrix B:\n");
    for(i=0;i<m;i++) {
        for(j=0;j<n;j++) {
            scanf("%d",&b[i][j]);
        }
    }
    for(i=0;i<m;i++){
        for(j=0;j<n;j++){
            add[i][j]=a[i][j]+b[i][j];
            sub[i][j]=a[i][j]-b[i][j];
        }
    }
    printf("Addition:\n");
    for(i=0;i<m;i++){
        for(j=0;j<n;j++) {
            printf("%d ",add[i][j]); printf("\n");
        }
    }
    printf("Subtraction:\n");
    for(i=0;i<m;i++){
        for(j=0;j<n;j++) {
            printf("%d ",sub[i][j]); printf("\n");
        }
    }
}