#include <iostream>
#include <string>

using namespace std;

int main(int argc, const char* argv[])
{
	string A, B;
	cin >> A >> B;
	if (A.size() >= 2 && B.size() >= 2) {
		cout << "P" << endl;
		return 0;
	}
	else if (A.size() == 1 && B.size() == 1) {
		int a = stoi(A);
		int b = stoi(B);
		if (a * b > a + b) {
			cout << "P" << endl;
			return 0;
		}
		if (a * b < a + b) {
			cout << "S" << endl;
			return 0;
		}
		cout << "E" << endl;
		return 0;
	}
	else {
		if (A.size() == 1) {
			int a = stoi(A);
			if (a <= 1) {
				cout << "S" << endl;
				return 0;
			}
		}
		if (B.size() == 1) {
			int b = stoi(B);
			if (b <= 1) {
				cout << "S" << endl;
				return 0;
			}
		}
		cout << "P" << endl;
		return 0;
	}
	return 0;
}