regex-based solution for 4-2

2020-12-05 09:27:46 +01:00 · 2020-12-05 09:27:46 +01:00 · 56a890f392
commit 56a890f392
parent 58c3a85c29
1 changed files with 3 additions and 0 deletions
--- a/04-2-2.py
+++ b/04-2-2.py
@ -0,0 +1,3 @@
+import re
+m=lambda x:None!=re.match(r'(by.:(1...|200[0-2])|iyr:20(1.|20)|eyr:20(2.|30)|hgt:..(in|.cm)|hc.:#.{6}|ec.:..[buynlh]|pi.:.{9})$',x)
+print(sum(map(lambda x:(lambda x:6<sum(map(m,x)))(x.split()),open(0).read().split("\n\n"))))