2D dimensional

#include <stdio.h>
int main ()
{
int a[4][4]={1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16}, b[4][4]={16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6,5,4,3,2,1}, c[4][4];
int i, j;
for (i=0; i<=3; i++)
    for (j=0; j<=3; j++)
        printf("c[%d][%d]= %d\n", i, j, (a[i][j]-b[i][j]) );
return 0;

}