#include<fstream>
#define MAX 100001
using namespace std;
ifstream in("royfloyd.in");
ofstream out("royfloyd.out");
int main()
{
    int i,j,k,n,d[101][101];
    in>>n;
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
            {in>>d[i][j];
            if(!d[i][j])
                d[i][j]=MAX;}
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
            for(k=1;k<=n;k++)
                d[i][j]=min(d[i][j],d[i][k]+d[k][j]);
    for(i=1;i<=n;i++)
        {
            for(j=1;j<=n;j++)
                {
                    if(d[i][j]==MAX||i==j)
                        out<<0<<" ";
                    else
                        out<<d[i][j]<<" ";
                }
            out<<'\n';
        }
}