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#include <fstream>
using namespace std;
ifstream cin("royfloyd.in");
ofstream cout("royfloyd.out");
const int N=105, INF=1005;
int a[N][N],b[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];
b[i][j]=INF;
if(i==j)b[i][j]=0;
}
}
for(int i=1;i<n-1;i++)
{
for(int j=i+1;j<n;j++)
{
for(int k=j+1;k<=n;k++)
{
b[k][i]=min(a[i][j],a[i][k]+a[k][j]);
}
}
}
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
{
cout<<b[i][j]<<" ";
}
cout<<'\n';
}
return 0;
}