a_count = 1 b_count = 1 s = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' li = list(s) alpha = input() bravo = input() for i in alpha: a_count *= li.index(i) + 1 for i in bravo: b_count *= li.index(i) + 1 if a_count % 47 == b_count % 47: print('GO') else: print('STAY')