#include <iostream>
#include <cstdio>

using namespace std;

const int N=100+5;

int n;
int kol[N][N];

int main()
{
    freopen("royfloyd.in","r",stdin);
    freopen("royfloyd.out","w",stdout);
    cin>>n;
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
        {
            cin>>kol[i][j];
            if(i!=j && kol[i][j]==0)
            {
                kol[i][j]=(1<<30)-1;
            }
        }
    }
    for(int k=1;k<=n;k++)
    {
        for(int i=1;i<=n;i++)
        {
            for(int j=1;j<=n;j++)
            {
                kol[i][j]=min(kol[i][j],kol[i][k]+kol[k][j]);
            }
        }
    }
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
        {
            cout<<kol[i][j]<<" ";
        }
        cout<<"\n";
    }
    return 0;
}