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#include <iostream>
#include <cstdio>
#define NMAX 101
using namespace std;
int A[NMAX][NMAX];
int read(){
freopen("royfloyd.in", "r", stdin);
freopen("royfloyd.out", "w", stdout);
int N;
cin>>N;
for(int i = 1; i <= N; i++)
for(int j=1; j<=N; j++)
cin>>A[i][j];
return N;
}
void Roy_Floyd(int N){
for(int i=1; i<=N; i++)
for(int j=1; j<=N; j++)
for(int k=1; k<=N; k++)
if(A[i][j] > A[i][k] + A[k][j])
A[i][j] = A[i][k] + A[k][j];
}
void write(int N){
for(int i=1; i<=N; i++){
for(int j=1; j<=N; j++)
cout<<A[i][j]<<" ";
cout<<'\n';
}
}
int main()
{
int n = read();
Roy_Floyd(n);
write(n);
return 0;
}