Maximalna podmatrica

#include <stdio.h>


int main() {
    int m,n;
    scanf("%d %d", &m, &n);
    int i,j, matrica[m][n];
    for(i = 0; i < m; i++) {
        for(j = 0; j < n; j++) {
            scanf("%d", &matrica[i][j]);
        }
    }
    int maxMatrica[2][2];
    int suma = 0, maxSuma = -9999;
    for(i = 0; i < m-1; i++) {
        for(j = 0; j < n-1; j++) {
            suma = 0;
            suma += (matrica[i][j] + matrica[i][j+1] + matrica[i+1][j] + matrica[i+1][j+1]);
            if(suma > maxSuma) {
                maxSuma = suma;
                maxMatrica[0][0] = matrica[i][j];
                maxMatrica[0][1] = matrica[i][j+1];
                maxMatrica[1][0] = matrica[i+1][j];
                maxMatrica[1][1] = matrica[i+1][j+1];
            }
        }
    }

    for(i = 0; i < 2; i++) {
        for(j = 0; j < 2; j++) {
           printf("%d ", maxMatrica[i][j]);
        }
        printf("\n");
    }
    return 0;
}