题解 | #密码验证合格程序#
密码验证合格程序
https://www.nowcoder.com/practice/184edec193864f0985ad2684fbc86841
正则表达式验证密码是否合格
import re
def validate(key: str):
# 匹配任何非空白字符，不包括换行
pattern = re.compile(r'(\S){8,}')
# 匹配小写字母
lower = re.compile(r'[a-z]')
# 匹配大写字母
upper = re.compile(r'[A-Z]')
# 匹配数字
digit = re.compile(r'\d')
# 匹配其他字符
other = re.compile(r'[^A-Za-z0-9]')
a, b, c, d = 0, 0, 0, 0
if re.match(pattern, key):
if re.search(lower, key):
a = 1
if re.search(upper, key):
b = 1
if re.search(digit, key):
c = 1
if re.search(other, key):
d = 1
if a + b + c + d < 3:
return False
for i in range(len(key) - 3):
if len(key.split(key[i:i+3])) >= 3:
return False
return True
while 1:
try:
print('OK' if validate(input()) else 'NG')
except:
break
