29 lines
710 B
Python
29 lines
710 B
Python
with open("input.txt") as f:
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lines = f.readlines()
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part1 = 0
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for line in lines:
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_, card = line.split(": ")
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winning, yours = card.split(" | ")
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winning = {int(n) for n in winning.split()}
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yours = {int(n) for n in yours.split()}
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how_many_wins = len(winning & yours)
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worth = 2 ** (how_many_wins - 1) if how_many_wins >= 1 else 0
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part1 += worth
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print(part1)
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cards = [1]*len(lines)
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for i, line in enumerate(lines):
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_, card = line.split(": ")
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winning, yours = card.split(" | ")
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winning = {int(n) for n in winning.split()}
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yours = {int(n) for n in yours.split()}
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how_many_wins = len(winning & yours)
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for n in range(i+1, i+1+how_many_wins):
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cards[n] += 1 * cards[i]
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part2 = sum(cards)
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print(part2) |