#include <bits/stdc++.h>   using namespace std;   void solve() {     int x1, y1, x2, y2;     cin >> x1 >> y1 >> x2 >> y2;     if ((x1 <= x2 && y1 <= y2) || x1 + y1 <= max(x2, y2)) {       cout <<  Polycarp ;     } else {       cout <<  Vasiliy ;     }   }   int main() {     ios_base::sync_with_stdio(false);     cin.tie(0), cout.tie(0);     solve();     return 0;   }   