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#include <fstream>
#include <iostream>
using namespace std;
ifstream in("royfloyd.in");
ofstream out("royfloyd.out");
int n;
int v[100][100],c[100][100];
int main()
{
in>>n;
for(int i=0;i<n;i++)
for(int j=0;j<n;j++)
in>>v[i][j];
for(int k=0;k<n;k++){
for(int i=0;i<n;i++){
for(int j=0;j<n;j++){
if(v[i][j]>v[i][k]+v[k][j]&&j!=i&&j!=k&&i!=k)
v[i][j]=v[i][k]+v[k][j];
}
}
}
for(int i=0;i<n;i++){
for(int j=0;j<n;j++)
out<<v[i][j]<<' ';
out<<'\n';
}
}