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#include <bits/stdc++.h>
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int a[105][105];
int main()
{
int n,i,j,k;
fin >> n;
for(i = 1; i <= n; i++){
for(j = 1; j <= n; j++){
fin >> a[i][j];
}
}
for(k = 1; k <= n; k++){
for(i = 1; i <= n; i++){
for(j = 1; j <= n; j++){
a[i][j] = min(a[i][j], a[i][k] + a[k][j]);
}
}
}
for(i = 1; i <= n; i++){
for(j = 1; j <= n; j++){
fout << a[i][j] << " ";
}
fout << "\n";
}
return 0;
}