alphabet=['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'] group=[i for i in input()] star=[i for i in input()] groupnum=1 starnum=1 for i in group: i=alphabet.index(i)+1 groupnum*=i for i in star: i=alphabet.index(i)+1 starnum*=i if groupnum%47==starnum%47: print("GO") else: print("STAY")