#include <iostream>
#include <vector>
#include <string>
using namespace std;

int main()
{
	string a, b; cin >> a >> b;

	if (a == "1" || b == "1")cout << "S" << endl;
	else if ((a == "2" && b == "2") || (a=="0" && b=="0"))cout << "E" << endl;
	else if (a == "0" || b == "0")cout << "S" << endl;
	else cout << "P" << endl;

    return 0;
}