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#include<iostream>
#include<fstream>
#define N 110
using namespace std;
fstream fin("royfloyd.in",ios::in),fout("royfloyd.out",ios::out);
int in[N][N],n;
void roy()
{
int i,j,k;
for(k=1;k<=n;k++)
{
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
{
if(in[i][j]!=0) in[i][j]=min(in[i][j],in[i][k]+in[k][j]);
}
}
}
}
int main()
{
int i,j;
fin>>n;
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
{
fin>>in[i][j];
}
}
roy();
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++) fout<<in[i][j]<<" ";
fout<<"\n";
}
}