#include <iostream>
#include <vector>

#define INF 1000000000

const int MAX_N = 100;
int g[MAX_N][MAX_N];

int main() {
#ifndef ONLINE_JUDGE
    freopen("/home/nikita/CLionProjects/Algorithms/Contest3/B.txt", "r", stdin);
#endif

    int n;
    std::cin >> n;

    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            int weight;
            std::cin >> weight;

            if (i == j) {
                g[i][i] = 0;
            } else if (weight == 0) {
                g[i][j] = INF;
            } else {
                g[i][j] = weight;
            }
        }
    }

    for (int k = 0; k < n; ++k) {
        for (int i = 0; i < n; ++i) {
            for (int j = 0; j < n; ++j) {
                if (g[i][k] < INF && g[k][j] < INF) {
                    g[i][j] = std::min(g[i][j], g[i][k] + g[k][j]);
                }
            }
        }
    }
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            for (int t = 0; t < n; ++t) {
                if (g[i][t] < INF && g[t][t] < 0 && g[t][j] < INF) {
                    g[i][j] = -INF;
                }
            }
        }
    }


    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            int value = 1;
            if (g[i][j] == INF) {
                value = 0;
            } else if (g[i][j] == -INF) {
                value = 2;
            }
            std::cout << value << " ";
        }
        std::cout << "\n";
    }
    return 0;
}