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28 lines
599 B
28 lines
599 B
def main():
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with open("day6.txt", "rt") as f:
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text = f.read()
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groups = text.split("\n\n")
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# Part 1
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count = 0
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for g in groups:
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letters = set(g)
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count += len(letters)
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if "\n" in g:
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count -= 1
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print("Total:", count)
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# Part 2
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count = 0
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for g in groups:
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common = None
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answers = [set(p) for p in g.split("\n") if p]
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for a in answers:
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common = set(a) if common is None else common & set(a)
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count += len(common)
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print("Commons:", count)
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if __name__ == "__main__":
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main()
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