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//Floyd-Warshall / Roy-Floyd
#include<bits\stdc++.h>
using namespace std;
int dist[101][101];
int main() {
ifstream fin("royfloyd.in");
int n;
fin>>n;
for (int i=1;i<=n;i++)
for (int j=1;j<=n;j++)
fin>>dist[i][j];
for (int k=1;k<=n;k++)
for (int i=1;i<=n;i++)
for (int j=1;j<=n;j++)
if (dist[i][k]+dist[k][j]<dist[i][j]) dist[i][j]=dist[i][k]+dist[k][j];
for (int i=1;i<=n;i++) {
for (int j=1;j<=n;j++)
cout<<dist[i][j]<<' ';
cout<<'\n';
}
}