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