import java.util.*;
class No441{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		long A = sc.nextInt();
		long B = sc.nextInt();
		
		if((A*B)<(A+B)){
			System.out.println("S");
		}else if((A*B)>(A+B)){
			System.out.println("P");
		}else{
			System.out.println("E");
		}
	}
}