#include <bits/stdc++.h>

using namespace std;
typedef long long ll;


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