maxdiff

#include <stdio.h>
#include <math.h>

int main()
{
    int tab[3][3] = {{55, 28, 72}, {61, 32, 99}, {74, 6, 11}};
    int maxdiff = 0;
    int i, j;

    for(i = 0; i < 3; i++)
    {
        for(j = 0; j < 3; j++)
        {
            if(maxdiff < abs(tab[i][j] - tab[1][1]) &&
                    !(i == j == 2))
            {
                maxdiff = abs(tab[i][j] - tab[1][1]);
            }
        }
    }
    printf("%d", maxdiff);
}