import java.util.*;

public class Main {
	public static void main (String[] args) {
    	Scanner sc = new Scanner(System.in);
    	String a = sc.next();
    	String b = sc.next();
    	int aInt;
    	if (a.length() == 1) {
    	    aInt = Integer.parseInt(a);
    	} else {
    	    aInt = 3;
    	}
    	int bInt;
    	if (b.length() == 1) {
    	    bInt = Integer.parseInt(b);
    	} else {
    	    bInt = 3;
    	}
    	if (aInt * bInt == aInt + bInt) {
    	    System.out.println("E");
    	} else if (aInt * bInt > aInt + bInt) {
    	    System.out.println("P");
    	} else {
    	    System.out.println("S");
    	}
	}
}