59 lines
1.3 KiB
Python
59 lines
1.3 KiB
Python
from __future__ import annotations
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import argparse
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import os.path
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import pytest
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import support
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INPUT_TXT = os.path.join(os.path.dirname(__file__), 'input.txt')
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from string import ascii_letters
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def compute(s: str):
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counter = 0
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for line in s.split('\n'):
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try:
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first, second = line.split(',')
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except ValueError:
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continue
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start, end = first.split('-')
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enc_start, enc_end = second.split('-')
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start, end, enc_start, enc_end = int(start), int(end), int(enc_start), int(enc_end)
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rg = range(start, end + 1)
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enc_rg = list(range(enc_start, enc_end + 1))
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for i in rg:
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if i in enc_rg:
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counter += 1
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break
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return counter
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@pytest.mark.parametrize(
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('input_s', 'expected'),
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(
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('2-8,3-7', 1),
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('2-6,4-8\n2-8,3-7', 2),
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)
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)
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def test(input_s: str, expected: int) -> None:
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assert compute(input_s) == expected
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def main() -> int:
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parser = argparse.ArgumentParser()
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parser.add_argument('data_file', nargs='?', default=INPUT_TXT)
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args = parser.parse_args()
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with open(args.data_file) as f, support.timing():
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print(compute(f.read()))
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return 0
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if __name__ == '__main__':
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raise SystemExit(main())
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