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50 lines
1.1 KiB
Python
50 lines
1.1 KiB
Python
1 year ago
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import re
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NUMBERS = re.compile(r"([0-9]|zero|one|two|three|four|five|six|seven|eight|nine)")
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NUMBERS_MAP = dict(
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zip(
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list(map(str, range(0, 10)))
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+ [
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"zero",
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"one",
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"two",
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"three",
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"four",
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"five",
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"six",
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"seven",
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"eight",
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"nine",
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],
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list(range(0, 10)) + list(range(0, 10)),
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)
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)
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def process_line(line):
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first = None
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match = re.search(NUMBERS, line)
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while match:
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line = line[(match.start() + 1) :]
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if not first:
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first = NUMBERS_MAP[match.group(1)]
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last = NUMBERS_MAP[match.group(1)]
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match = re.search(NUMBERS, line)
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return 10 * first + last
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with open("day01/data/input200.txt") as infile:
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result = sum(map(process_line, infile))
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print(result)
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print(result == 281)
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with open("day01/data/input201.txt") as infile:
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result = sum(map(process_line, infile))
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print(result)
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print(result == 54094)
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