题解 | #密码强度等级#

while True:

try:
    password_string = input()
    score = 0
    if len(password_string) >= 8:  # 针对密码长度 
        score = 25
    elif 4 < len(password_string) < 8:
        score = 10
    elif len(password_string) <= 4:
        score = 5
    isdigit = 0  # 判断是否有数字
    isalpha = 0 # # 判断是否有字母
    teshu = 0  # 特殊字符
    isalpha_upper = 0 # 字母大写
    isalpha_lower = 0 # 字母小写
    for i in password_string:
        if i.isdigit():
            isdigit += 1
        elif i.isalpha():
            isalpha += 1
            if ord(i) < 97:  # assi码小于97 为  大写
                isalpha_upper += 1
            else:
                isalpha_lower += 1
        else:
            teshu += 1
    if isalpha > 0:  # 有字母
        if isalpha_upper != 0 and isalpha_lower != 0: # 且有大小写字母
            score += 20
        else:  # 只有大写或者小写字母
            score += 10
    if 2 > isdigit > 0:
        score += 10
    elif isdigit >= 2:
        score += 20
    if 2 > teshu > 0:
        score += 10
    elif teshu >= 2:
        score += 25
    if isalpha_upper != 0 and isalpha_lower != 0 and isdigit != 0 and teshu != 0:  # 奖励
        score += 5
    elif isalpha != 0 and isdigit != 0 and teshu != 0:
        score += 3
    elif isalpha != 0 and isdigit != 0:
        score += 2

    if score >= 90:
        print('VERY_SECURE')
    elif score >= 80:
        print('SECURE')
    elif score >= 70:
        print('VERY_STRONG')
    elif score >= 60:
        print('STRONG')
    elif score >= 50:
        print('AVERAGE')
    elif score >= 25:
        print('WEAK')
    else:
        print('VERY_WEAK')
except:
    break