14 lines
530 B
Python
14 lines
530 B
Python
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print(
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len(
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list(
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filter(
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lambda x: x and len(x) == 7,
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map(
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lambda x: __import__("re").findall(r"(?:(?:byr:(?:19[2-9][0-9]|200[0-2])|iyr:(?:201[0-9]|2020)|eyr:(?:202[0-9]|2030)|hgt:(?:1[5-8][0-9]cm|19[0-3]cm|59in|6[0-9]in|7[0-6]in)|hcl:#[0-9a-f]{6}|ecl:(?:amb|blu|brn|gry|grn|hzl|oth)|pid:[0-9]{9})(?: |$))", x),
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[m.replace("\n", " ") for m in open("input.txt").read().split("\n\n")]
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)
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)
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)
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)
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)
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