#include <fstream>
#include <bits/stdc++.h>
const int inf=0x3f3f3f3f;
using namespace std;
int cost[105][105],minn[105][105];
int main()
{
    ifstream fin("royfloyd.in");
    ofstream fout("royfloyd.out");
    int n,a;
    fin>>n;
    memset(minn,inf,sizeof(minn));
    for(int i=1;i<=n;i++)
        for(int j=1;j<=n;j++)
        {
            fin>>a;
            minn[i][j]=cost[i][j]=a;
        }
    for(int i=1;i<=n;i++)
        for(int j=1;j<=n;j++)
            for(int k=1;k<=n;k++)
                minn[i][j]=min(minn[i][j],
                               minn[i][k]+cost[k][j]);
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
            fout<<minn[i][j]<<" ";
        fout<<'\n';
    }
    return 0;
}