32 lines
737 B
Python
32 lines
737 B
Python
def part1(file: str):
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with open(file) as f:
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array = []
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for line in f:
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tmp = []
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for el in [i.split(" ") for i in line.split(":")[1].split("|")]:
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tmp.append([int(it) for it in el if len(it) > 0])
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array.append(tmp)
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total = 0
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for card in array:
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num_matches = len(set(card[0]) & set(card[1]))
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if num_matches > 0:
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total += 2 ** (num_matches - 1)
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return total
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def part2(file: str):
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with open(file) as f:
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for line in f:
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pass
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return 0
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if __name__ == "__main__":
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assert part1("example.txt") == 13
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print(part1("input.txt"))
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assert part2("example.txt") == 30
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print(part2("input.txt"))
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