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27 lines
699 B
Python
27 lines
699 B
Python
12 months ago
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def do_task(lines):
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win_sum = 0
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for line in lines:
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# print(line)
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[wins, card] = line.split(": ")[1].split(" | ")
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wins_set = set(wins.split())
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card_set = set(card.split())
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inter = wins_set.intersection(card_set)
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# print(inter)
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win_sum += 2 ** (len(inter) - 1) if len(inter) > 0 else 0
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return win_sum
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with open("day04/data/input100.txt") as infile:
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lines = infile.readlines()
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result = do_task(lines)
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print(result)
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print(result == 13)
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with open("day04/data/input101.txt") as infile:
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lines = infile.readlines()
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result = do_task(lines)
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print(result)
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print(result == 22897)
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