102 lines
2.8 KiB
Python
102 lines
2.8 KiB
Python
from __future__ import annotations
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from collections import defaultdict
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from enum import Enum
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from typing import Optional
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from .aoc import Aoc2
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class Type(Enum):
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HIGH_CARD = 0
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ONE_PAIR = 1
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TWO_PAIR = 2
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THREE_KIND = 3
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FULL_HOUSE = 4
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FOUR_KIND = 5
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FIVE_KIND = 6
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def __lt__(self, other: Type) -> bool:
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return self.value < other.value
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class Hand:
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def __init__(
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self, string: str, translation: str, joker: Optional[str] = None
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) -> None:
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self.string = [translation.index(x) for x in string]
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self.cards_dict: dict[str, int] = defaultdict(lambda: 0)
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for letter in string:
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self.cards_dict[letter] += 1
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value_amount = list(
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reversed(
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sorted(
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list([v for k, v in self.cards_dict.items() if k != joker]))
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)
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)
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joker_amount = 0
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if joker is not None:
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joker_amount = self.cards_dict[joker]
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if joker_amount == 5:
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self.type = Type.FIVE_KIND
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return
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match value_amount[0] + joker_amount:
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case 5:
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self.type = Type.FIVE_KIND
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case 4:
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self.type = Type.FOUR_KIND
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case 3:
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if value_amount[1] == 2:
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self.type = Type.FULL_HOUSE
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else:
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self.type = Type.THREE_KIND
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case 2:
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if value_amount[1] == 2:
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self.type = Type.TWO_PAIR
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else:
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self.type = Type.ONE_PAIR
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case _:
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self.type = Type.HIGH_CARD
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def __lt__(self, other: Hand) -> bool:
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"""self < other"""
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return (self.type, self.string) < (other.type, other.string)
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def __repr__(self) -> str:
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return f"Hand({self.type}, {self.string})"
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class Day07(Aoc2[list[tuple[Hand, int]], list[tuple[Hand, int]]]):
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def parseinput1(self, inpt: str) -> list[tuple[Hand, int]]:
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lines = inpt.splitlines()
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return [
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(Hand(line.split(" ")[0], "23456789TJQKA"),
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int(line.split(" ")[1]))
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for line in lines
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]
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def parseinput2(self, inpt: str) -> list[tuple[Hand, int]]:
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lines = inpt.splitlines()
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return [
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(Hand(line.split(" ")[0], "J23456789TQKA", "J"), int(
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line.split(" ")[1]))
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for line in lines
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]
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def part1(self, inpt: list[tuple[Hand, int]]) -> int:
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return sum(((rnk + 1) * bid) for rnk, (_, bid) in list(enumerate(sorted(inpt))))
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def part2(self, inpt: list[tuple[Hand, int]]) -> int:
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return sum(((rnk + 1) * bid) for rnk, (_, bid) in list(enumerate(sorted(inpt))))
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def main() -> None:
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day07 = Day07(2023, 7)
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day07.run()
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if __name__ == "__main__":
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main()
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