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#include <iostream>
#include <fstream>
using namespace std;
ifstream in("royfloyd.in");
ofstream out("royfloyd.out");
int cost[105][105];
int minim[105][105];
int min(int a,int b){
return (a<b ? a:b);
}
int main(){
int n;
in>>n;
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
in>>cost[i][j];
minim[i][j]=cost[i][j];
}
}
for(int k=1;k<=n;k++){
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
minim[i][j]=min(minim[i][j],minim[i][k]+minim[k][j]);
}
}
}
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
out<<minim[i][j]<<" ";
}
out<<"\n";
}
}