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#include <bits/stdc++.h>
#define Nmax 101
#define inf INT_MAX
using namespace std;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int n,a[Nmax][Nmax];
int main()
{f>>n;
int i,j,k;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
f>>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][k]+a[k][j],a[i][j]);
for(i=1;i<=n;i++)
{for(j=1;j<=n;j++)
g<<a[i][j]<<' ';
g<<'\n';
}
return 0;
}