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