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