#include <bits/stdc++.h>

const int N_MAX = 100;
int dist[N_MAX][N_MAX];
void solve()
{
    int n;
    std::cin >> n;
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            std::cin >> dist[i][j];
        }
    }
    for (int k = 0; k < n; k++) {
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                if (i != j && dist[i][k] && dist[k][j]) {
                    int lol = dist[i][k] + dist[k][j];
                    if (!dist[i][j] || dist[i][j] > lol) {
                        dist[i][j] = lol;
                    }
                }
            }
        }
    }

    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            std::cout << dist[i][j] << ' ';
        }
        std::cout << '\n';
    }
}
signed main(void)
{
    freopen("royfloyd.in", "r", stdin);
    freopen("royfloyd.out", "w", stdout);
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);

    int tt = 1;
    while (tt--) {
        solve();
    }
}