#include <fstream>
#include <iostream>
#include <vector>

#define maxn 101
#define INF 0x3f3f3f3f

using namespace std;

ifstream f("royfloyd.in");
ofstream g("royfloyd.out");

int n;
int dist[maxn][maxn];

void RoyFloyd(){
    for(int k = 1; k <= n; ++k){
        for(int i = 1; i <= n; ++i){
            for(int j = 1; j <= n; ++j){
                if(dist[i][k] && dist[k][j] && dist[i][j] > dist[i][k] + dist[k][j]){
                    dist[i][j] = dist[i][k] + dist[k][j];
                }
            }
        }
    }
}

int main(){
    f >> n;
    for(int i = 1; i <= n; ++i){
        for(int j = 1; j <= n; ++j)
            f >> dist[i][j];
    }
    RoyFloyd();
    for(int i = 1; i <= n; ++i){
        for(int j = 1; j <= n; ++j)
            g << dist[i][j] << ' ';
        g << '\n';
    }
}