#include <fstream>
#include <iostream>
#define nmax 105
#define oo 1005

using namespace std;

ifstream fin("royfoyd.in");
ofstream fout("royfoyd.out");

int d[nmax][nmax], n;

void read(){
    fin >> n;
    for(int i = 1; i <= n; ++i)
        for(int j = 1; j <= n; j++){
            fin >> d[i][j];
            if(d[i][j] == 0 && i != j)
                d[i][j] = oo;
        }
}

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

void afisare(){
    for(int i = 1; i <= n; ++i){
        for(int j = 1; j <= n; ++j)
            fout << d[i][j] << " ";
        fout << endl;
    }
}

int main(){

    read();
    floyd_warshall();
    afisare();
    fin.close();
    fout.close();
    return 0;
}