#include <bits/stdc++.h>

using namespace std;

#define rep(i, n) for (int i = 0; i < (int)(n); ++i)

int main(){
   cin.tie(0);
   ios::sync_with_stdio(false);

   int n;
   cin >> n;

   if(n > 1) cout << "Petr" << endl;
   else cout << "square1001" << endl;

   return 0;
}