luna - neterminat

#include <bits/stdc++.h>

using namespace std;

ifstream fin("luna.in");
ofstream fout("luna.out");

int n, m, a[60][60], l[60][60], arie_max = INT_MIN, zona;

void histo()
{
    for(int j = 1; j <= m; j++)
    {
        for(int i = 1; i <= n; i++)
        {
            if(l[i][j] == l[i][j-1])
                a[i][j] = a[i][j-1] + 1;
            else
                a[i][j] = 1;

            int k = i;
            int latime = a[i][j];

            while(l[k][j] == l[i][j])
            {
                latime = min(latime, a[k][j]);
                int inaltime = i - k + 1;
                int arie = inaltime * latime;
                if(arie > arie_max)
                {
                    arie_max = arie;
                    zona = l[k][j];
                }
                k--;
            }
        }
    }
}

int main()
{
    fin >> n >> m;
    for(int i = 1; i <= n; i++)
        for(int j = 1; j <= m; j++)
            fin >> l[i][j];

    histo();

    fout << arie_max << ' ' << zona;
//    int k;
//    fin >> k;
//    for(int i = 1; i <= k; i++)

}