Arrays and Matrices (6)_Lines FINKI

#include <stdio.h>
#include <stdlib.h>
#define MAX 100

int main()
{
    int m, n;
    scanf("%d%d", &m, &n);
    int i, j;
    int mat[MAX][MAX];
    for (i=0;i<m;i++)
    {
        for (j=0;j<n;j++)
        {
            scanf("%d", &mat[i][j]);
        }
    }
    int prev=0; int counter=0; int zbir=0;
    for (i=0;i<m;i++)
    {
        for (j=0;j<n;j++)
        {
            if (mat[i][j]==1) counter++;
            else if (mat[i][j]==0) counter=0;
            if (counter==3) {zbir++; break;}
            //printf("%d", mat[i][j]);
        }
        counter=0;
        //printf("\n");
    }

    for (j=0;j<n;j++)
    {
        for (i=0;i<m;i++)
        {
            if (mat[i][j]==1) counter++;
            else if (mat[i][j]==0) counter=0;
            if (counter==3) {zbir++; break;}
            //printf("%d", mat[i][j]);
        }
            counter=0;
            //printf("\n");
    }
    printf("%d\n", zbir);
    return 0;
}