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Add advent code for 2020 days 1-4

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Oliver-Akins 2020-12-06 20:38:44 -07:00
parent 2c466792a4
commit 948009891a
12 changed files with 256 additions and 0 deletions
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1
day_2/info.md Normal file
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https://adventofcode.com/2020/day/2

18
day_2/part_1.py Normal file
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with open("input") as file:
data = file.read().split("\n")
import re
valid_passwords = 0
for password_data in data:
rule, password = password_data.split(": ")
rules = rule.split(" ")
min_len, max_len = rules[0].split("-")
if int(min_len) <= len(re.findall(rules[1], password)) <= int(max_len):
valid_passwords += 1
print(valid_passwords)

21
day_2/part_2.py Normal file
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with open("input") as file:
data = file.read().split("\n")
import re
valid_passwords = 0
for password_data in data:
rule, password = password_data.split(": ")
rules = rule.split(" ")
char = rules[1]
pos1, pos2 = rules[0].split("-")
if password[int(pos1)-1] == char and not password[int(pos2)-1] == char:
valid_passwords += 1
if not password[int(pos1)-1] == char and password[int(pos2)-1] == char:
valid_passwords += 1
print(valid_passwords)