# sys = ['0','1','2','3','4','5','6','7','8','9','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']
# N, B = map(int, input().split())
# notation = ''
# while N >= B:
#     notation += sys[N % B]
#     N //= B
# notation += sys[N]
# print(notation[::-1])
sys="ABC"
print(type(sys[1]))