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#include <fstream>
#include <vector>
using namespace std;
ifstream cin("royfloyd.in");
ofstream cout("royfloyd.out");
int arr[105][105];
int main()
{
int n;
cin>>n;
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++)
cin>>arr[i][j];
}
for(int k=1;k<=n;k++){
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
if(arr[i][j] > arr[i][k] + arr[k][j])
arr[i][j] = arr[i][k] + arr[k][j];
}
}
}
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++)
cout<<arr[i][j]<<" ";
cout<<endl;
}
}