#include <iostream>
#include <fstream>
#define NMAX 105
#define Inf ((2<<30)-1)

using namespace std;
int M[NMAX][NMAX],N;

void read()
{
    scanf("%d", &N);
    for(int i=1;i<=N;i++)
        for(int j=1;j<=N;j++)
        {
            scanf("%d", &M[i][j]);
            if(M[i][j]==0 && i!=j)
                M[i][j]=Inf;
        }
}

int main()
{
    freopen("royfloyd.in","rt",stdin);
    freopen("royfloyd.out","wt",stdout);
    read();
    for(int i=1;i<=N;i++)
        for(int j=1;j<=N;j++)
            for(int k=1;k<=N;k++)
                if(i!=j)
                    if(M[i][k]+M[k][j]<M[i][j])
                        M[i][j]=M[i][k]+M[k][j];
    for(int i=1;i<=N;i++)
    {
        for(int j=1;j<=N;j++)
            if(M[i][j]!=Inf)
                cout<<M[i][j]<<' ';
            else
                cout<<"0 ";
        cout<<'\n';
    }



    return 0;
}