#include <iostream>
using namespace std;

int main() {
    int a, b, p, s;
    cin >> a >> b;
    p = a * b;
    s = a + b;
    if (p == s) {
        cout << 'E' << endl;
    } else if (p > s) {
        cout << 'P' << endl;
    } else {
        cout << 'S' << endl;
    }
    return 0;
}