题解 | #小判断#

知识点：if...elif...else...

def judgment(m):
    a = ['0','1','2','3','4','5','6','7','8','9']
    b = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
    c = list(b)   # 字符串转列表
    d = b.lower() # 字符串大写变小写
    e = list(d)
    if m in a:
        print(1)
    elif m in c:
        print(2)
    elif m in e:
        print(3)
    else:
        print(4)
m = input()
judgment(m)