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#include<bits/stdc++.h>
#define cin fin
#define cout fout
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
const int N = 100;
int v[N][N];
int main(){
int n;
cin>>n;
for(int i = 0;i < n;i++){
for(int j = 0;j < n;j++){
cin>>v[i][j];
}
}
for(int k = 0;k < n;k++){
for(int i = 0;i < n;i++){
for(int j = 0;j < n;j++){
v[i][j] = min(v[i][j], v[i][k] + v[k][j]);
}
}
}
for(int i = 0;i < n;i++){
for(int j = 0;j < n;j++){
cout<<v[i][j]<<' ';
}
cout<<'\n';
}
return 0;
}