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#include <bits/stdc++.h>
using namespace std;
ifstream f ("royfloyd.in");
ofstream g ("royfloyd.out");
const int NMAX = 1e2;
int a[NMAX+1][NMAX+1], dp[NMAX+1][NMAX+1];
int main()
{
int n;
f >> n;
for(int i=1; i<=n; i++)
for(int j=1; j<=n; j++)
f >> a[i][j], dp[i][j] = a[i][j];
for(int k=1; k<=n; k++)
for(int i=1; i<=n; i++)
for(int j=1; j<=n; j++)
dp[i][j] = min(dp[i][j], dp[i][k] + dp[k][j]);
for(int i=1; i<=n; i++){
for(int j=1; j<=n; j++)
cout << dp[i][j] << ' ';
cout << "\n";
}
return 0;
}