#include <cstdlib>
#include <cstdio>
#include <iostream>
#include <cstdlib>
#include <cmath>
#include <set>
#include <algorithm>
#include <vector>
#include <sstream>

using namespace std;

struct bla{
    int val;
    int sumX;
    int sumY;
};

void func(int poc) {
    bla ** tab = new bla * [poc];
    for (int i = 0; i < poc; i++){
       tab[i] = new bla[poc];
       for ( int j = 0; j < poc; j++){
           tab[i][j].val = getchar();
           tab[i][j].sumX = tab[i][j].val+(i > 0 ? tab[i-1][j].sumX : 0);
           tab[i][j].sumY = tab[i][j].val+(j > 0 ? tab[i][j-1].sumY : 0);
       }
       getchar();
    }
    int valid = 0;
    if (tab[poc-1][0].sumX == tab[poc-1][1].sumX){
        valid = tab[poc-1][0].sumX;
    }
    else if (tab[poc-1][0].sumX == tab[poc-1][2].sumX) valid = tab[poc-1][0].sumX;
    else valid = tab[poc-1][1].sumX;
    int bad_x, bad_y = bad_x = 0;
    for ( int i = 0; i < poc; i ++){
        if ( tab[poc-1][i].sumX != valid) {
            bad_x = i;
            break;
        }
    }
    for ( int i = 0; i < poc; i ++){
        if ( tab[i][poc-1].sumY != valid) {
            bad_y = i;
            break;
        }
    }
    cout<<bad_y+1<<" "<<bad_x+1<<" "<<(char)(tab[bad_y][bad_x].val + (valid - tab[poc-1][bad_x].sumX))<<endl;
    return;
}

/*
 * 
 */
int main(int argc, char** argv) {
    int poc;
    while (!feof(stdin) && cin >> poc) {
        getchar();
        func(poc);
    }
    return 0;
}