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#include <fstream>
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int n, v[101][101], i, j, k;
int main(){
fin>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
fin>>v[i][j];
for(k=1;k<=n;k++){
for(i=1;i<=n;i++){
for(j=1;j<=n;j++){
if(v[i][j]>v[i][k]+v[k][j])
v[i][j]=v[i][k]+v[k][j];
}
}
}
for(i=1;i<=n;i++){
for(j=1;j<=n;j++){
fout<<v[i][j]<<" ";
}
fout<<"\n";
}
}