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