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#include <iostream>
#include <fstream>
#include <algorithm>
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int n,m[101][101],i,j,k;
int main()
{
fin>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
fin>>m[i][j];
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
for(k=1;k<=n;k++)
if(m[i][j]>m[k][j]+m[i][k])
m[i][j]=m[k][j]+m[i][k];
for(i=1;i<=n;i++){
for(j=1;j<=n;j++)
fout<<m[i][j]<<" ";
fout<<"\n";}
return 0;
}