#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(void){
	char a[201], b[201];
	int a_len, b_len, ia, ib, m, s;

	scanf("%s%s", a, b);

	a_len = strlen(a);
	b_len = strlen(b);

    if ((a_len == 1) && (b_len == 1)) {
		ia = atoi(a);
		ib = atoi(b);
		m = ia * ib;
		s = ia + ib;
		if (m == s) {
			printf("E\n");
		}
		else if (m > s) {
			printf("P\n");
		}
		else {
			printf("S\n");
		}
	}
	else if (a_len == 1) {
		ia = atoi(a);
		if (ia > 1) {
			printf("P\n");
		}
		else {
			printf("S\n");
		}
	}
	else if (b_len == 1) {
		ib = atoi(b);
		if (ib > 1) {
			printf("P\n");
		}
		else {
			printf("S\n");
		}
	}
	else {
		printf("P\n");
	}

	return 0;
}