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28 lines
801 B
28 lines
801 B
def main():
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with open("day2.txt", "rt") as f:
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lines = [line.rstrip() for line in f.readlines()]
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# Part 1
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valid = 0
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for line in lines:
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count, letter, password = line.split()
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min_n, max_n = count.split("-")
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letter = letter.rstrip(":")
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if int(min_n) <= password.count(letter) <= int(max_n):
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valid += 1
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print("Valids:", valid)
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# Part 2
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valid = 0
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for line in lines:
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count, letter, password = line.split()
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ofs_a, ofs_b = count.split("-")
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letter = letter.rstrip(":")
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a = password[int(ofs_a) - 1]
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b = password[int(ofs_b) - 1]
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if (a == letter or b == letter) and not (a == b == letter):
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valid += 1
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print("Valids:", valid)
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if __name__ == "__main__":
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main()
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