A, B = map(str, input().split())

if len(A) >= 2 and len(B) >= 2:
    print('P')
elif len(A) == 1 and len(B) == 1:
    a, b = int(A), int(B)
    if (a + b > a * b):
        print('S')
    elif  (a + b < a * b):
        print('P')
    else:
        print('E')
else:
    t = int(A) if len(A) == 1 else int(B)
    if t == 1 or t == 0:
        print('S')
    else:
        print('P')