generated from public/aoc_template
42 lines
1.0 KiB
Python
42 lines
1.0 KiB
Python
from collections import Counter
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from tools.aoc import AOCDay
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from typing import Any
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class Day(AOCDay):
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inputs = [
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[
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(11, "input1_test"),
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(2378066, "input1_dennis"),
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(2196996, "input1"),
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],
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[
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(31, "input1_test"),
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(18934359, "input1_dennis"),
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(23655822, "input1"),
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]
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]
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def parse_input(self) -> tuple[list, list]:
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lefts, rights = [], []
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for line in self.getInput():
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left, right = map(int, line.split())
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lefts.append(left)
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rights.append(right)
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return list(sorted(lefts)), list(sorted(rights))
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def part1(self) -> Any:
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lefts, rights = self.parse_input()
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return sum(abs(l - r) for l, r in zip(lefts, rights))
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def part2(self) -> Any:
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lefts, rights = self.parse_input()
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counted = Counter(rights)
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return sum(num * counted[num] for num in lefts)
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if __name__ == '__main__':
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day = Day(2024, 1)
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day.run(verbose=True)
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