#include"bits/stdc++.h"
using namespace std;
int main() {
	string a, b; cin >> a >> b;
	if (a == "0"&&b == "0")cout << 'E' << endl;
	else if (a == "0" || b == "0")cout << 'S' << endl;
	else if (a == "1" || b == "1")cout << 'S' << endl;
	else if (a == "2"&&b == "2")cout << 'E' << endl;
	else cout << 'P' << endl;
}