#include <bits/stdc++.h>
using namespace std;

int main()
{
    string A, B;
    cin >> A >> B;
    if (A == "1" || B == "1" || A == "0" || B == "0")
    {
        cout << "S";
    }
    else if (A == "2" && B == "2")
    {
        cout << "E";
    }
    else
    {
        cout << "P";
    }
}