题解 | #密码强度等级#

• 写起来还是相当复杂的

passwd = input()
n = len(passwd)

# 密码长度
ans = 0
if n <= 4:
    ans += 5
elif n <= 7:
    ans += 10
else:
    ans += 25

digits = 0
lower, upper = False, False
symbol = 0

for ch in passwd:
    if ch.isupper():
        upper = True
    if ch.islower():
        lower = True
    if ch.isdigit():
        digits += 1
    if (
        0x21 <= ord(ch) <= 0x2F
        or 0x3A <= ord(ch) <= 0x40
        or 0x5B <= ord(ch) <= 0x60
        or 0x7B <= ord(ch) <= 0x7E
    ):
        symbol += 1

if lower and upper:
    ans += 20
elif lower or upper:
    ans += 10

if digits > 1:
    ans += 20
elif digits == 1:
    ans += 10

if symbol > 1:
    ans += 25
elif symbol == 1:
    ans += 10

if digits > 0:
    if lower and upper and symbol > 0:
        ans += 5
    elif symbol > 0 and (lower or upper):
        ans += 3
    elif lower or upper:
        ans += 2

# 评分
if ans >= 90:
    print("VERY_SECURE")
elif ans >= 80:
    print("SECURE")
elif ans >= 70:
    print("VERY_STRONG")
elif ans >= 60:
    print("STRONG")
elif ans >= 50:
    print("AVERAGE")
elif ans >= 25:
    print("WEAK")
elif ans >= 0:
    print("VERY_WEAK")