advent-of-code/src/holt59/aoc/2015/day16.py
Mikaël Capelle c1732baa0d 2015 day 16.
2024-01-06 15:27:45 +01:00

52 lines
1020 B
Python

import operator as op
import re
import sys
from collections import defaultdict
from typing import Callable
MFCSAM: dict[str, int] = {
"children": 3,
"cats": 7,
"samoyeds": 2,
"pomeranians": 3,
"akitas": 0,
"vizslas": 0,
"goldfish": 5,
"trees": 3,
"cars": 2,
"perfumes": 1,
}
lines = sys.stdin.readlines()
aunts: list[dict[str, int]] = [
{
match[1]: int(match[2])
for match in re.findall(R"((?P<compound>[^:, ]+): (?P<quantity>\d+))", line)
}
for line in lines
]
def match(operators: dict[str, Callable[[int, int], bool]]) -> int:
return next(
i
for i, aunt in enumerate(aunts, start=1)
if all(operators[k](aunt[k], MFCSAM[k]) for k in aunt)
)
answer_1 = match(defaultdict(lambda: op.eq))
print(f"answer 1 is {answer_1}")
answer_2 = match(
defaultdict(
lambda: op.eq,
trees=op.gt,
cats=op.gt,
pomeranians=op.lt,
goldfish=op.lt,
)
)
print(f"answer 2 is {answer_2}")