题解 | #密码验证合格程序#

while True:
    try:
        s=input()
        ss=list(s)
        n=len(s)
        c=[0 for i in range(4)]#upper,lower,digit,other
        for i in s:
            if i.isupper():
                c[0]+=1
            elif i.islower():
                c[1]+=1
            elif i.isdigit():
                c[2]+=1
            else:
                c[3]+=1
        res=''
        for i in range(n):
            for j in range(i+1,n):
                if s[i:j+1] in s[j+1:n] and j+1-i>len(res):
                    res=s[i:j+1]
        if n>8 and c.count(0)<2 and len(res)<3:
            print('OK')
        else:
            print('NG')
    except:
        break

居然一遍过的，我也比较诧异