#include <iostream>
#include<string>
#include<cmath>
#include<algorithm>
#include<cctype>
#include<queue>
#include<stack>
#include<stdio.h>
#include<vector>
#include<set>
#include<regex>
#include<map>
#include<iomanip>
#define rep(i,n) for(int i=0;i<n;i++)
typedef int long long ll;
using namespace std;
int main(){
  
    ll n;
    cin>>n;
    if(n==1){
        cout<<"square1001"<<endl;
    }else{
        cout<<"Petr"<<endl;
    }
    
    return 0;
}