#include <iostream>

using namespace std;

int main()
{
    int n;
    cin >> n;
    int matrix[n][n];
    for (int i = 0; i < n; i++)
    {
        for (int j = 0; j < n; j++)
        {
            cin >> matrix[i][j];
            if(i == j)
            {
                matrix[i][j] = 1;
            }
            else
            {
                if (i < j)
                {
                    matrix[i][j] = 0;
                }
                else
                {
                    matrix[i][j] = 2;
                }
            }
        }
    }
    return 0;
}