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#include <iostream>
#include <bits/stdc++.h>
using namespace std;
ifstream fin ("royfloyd.in");
ofstream fout ("royfloyd.out");
const int NMAX=105;
int dist[NMAX][NMAX];
int main()
{
int i,j,k,n;
fin>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
fin>>dist[i][j];
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if(dist[i][j]>dist[i][k]+dist[k][j])
dist[i][j]=dist[i][k]+dist[k][j];
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
fout<<dist[i][j]<<" ";
fout<<"\n";
}
return 0;
}