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#include <fstream>
using namespace std;
ifstream in("lacate.in");
ofstream out("lacate.out");
const int NMAX=301;
int v[NMAX][NMAX];
int n;
int main()
{
in>>n;int nr=0;
for(int i=n;i>1;i--)
for(int j=1;j<i;j++)
v[i][++v[i][0]]=v[j][++v[j][0]]=++nr;
out<<n*(n-1)/2<<" "<<n-1<<'\n';
for(int i=1;i<=n;i++)
for(int j=1;j<n;j++){
out<<v[i][j];
out<<'\n';
}
return 0;
}