题解 | #密码验证合格程序#

python3解法简单明了

def func(s):
    a = b = c = d = 0
    #建立三种情况的列表
    lst1 = [chr(i) for i in range(ord('A'), ord('Z') + 1)] #大写
    lst2 = [chr(i) for i in range(ord('a'), ord('z') + 1)] #小写
    lst3 = [str(i) for i in range(10)]#数字（需转换成字符串）
    if len(s) <= 8:
        return 'NG'
    for i in s:
        if i in lst1:
            a = 1
        elif i in lst2:
            b = 1
        elif i in lst3:
            c = 1
        else:
            d = 1
    if (a + b + c + d) < 3:
        return 'NG'
    for i in range(len(s) - 2):
        x = s[i:i + 3]
        if x  in s[i + 3:]:
            return 'NG'
              
    return 'OK'
while True:
    try:
        s = input()
        print(func(s))
    except:
        break