new

#include <iostream>

using namespace std;

int main()
{
    int n, j, i, a[50][50], s = 0, S = 0;
    cin >> n;
    for (i = 1; i <= n; i++)
        for (j = 1; j <= n; j++)
            cin >> a[i][j];
    for (i = 1; i <= n; i++)
        for (j = 1; j <= n; j++)
            if (i < j)
                s = s + a[i][j];
    if (i > j)
        S = S + a[i][j];
    if (s > S)
        cout << "s=" << s;
    else
        cout << "S=" << S;

    return 0;
}