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Finish day 2 part 2

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Ethanell 2020-12-02 08:55:14 +01:00
parent 952c7264fa
commit 9f807ba000
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2020/day 2/P2/input.txt Normal file
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2020/day 2/P2/password_philosophy.py Normal file
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import re
password_re = re.compile(r"^([0-9]+)-([0-9]+) ([a-z]): ([a-z]+)$")
passwords = [password_re.search(p).groups() for p in open("input.txt").read().split("\n")[:-1]]
n = 0
for p in passwords:
if (p[3][int(p[0])-1] == p[2]) != (p[3][int(p[1])-1] == p[2]):
n += 1
print(n)