#include <iostream>
#include <fstream>
#include <queue>
#include <vector>
#include <cstring>
#define NMAX 100
#define INF  100000
using namespace std;
ifstream in("royfloyd.in");
ofstream out("royfloyd.out");

int n,a[NMAX+5][NMAX+5];

void RF()
{
    int i,j,h;
    for(h=1;h<=n;h++)
        for(i=1;i<=n;i++)
            for(j=1;j<=n;j++)
                if(a[i][h]+a[h][j]<a[i][j])
                    a[i][j]=a[i][h]+a[h][j];
}

int main()
{
    int i,j;
    in>>n;
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
            in>>a[i][j];
    RF();
    for(i=1;i<=n;i++)
    {
        for(j=1;j<=n;j++)
            out<<a[i][j]<<' ';
        out<<'\n';
    }
    return 0;
}