#include <iostream>
using namespace std;
int main(void){
    float a,b,sum_ab,pro_ab;
    cin>>a>>b;
    
    sum_ab = a+b;
    pro_ab = a*b;
    
    if(sum_ab==pro_ab){
        cout<<"E"<<endl;
    }else if(pro_ab>sum_ab){
        cout<<"P"<<endl;
    }else{
        cout<<"S"<<endl;
    }
}