49 lines
1.2 KiB
Python
49 lines
1.2 KiB
Python
'''AoC Day 2'''
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import re
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def part1(range_list: list) -> int:
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'''Part 1'''
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total = 0
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for id_range in range_list:
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for x in range(int(id_range[0]), int(id_range[1]) + 1):
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if not check_valid_id(str(x)):
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total += x
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return total
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def part2(range_list: list) -> int:
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'''Part 2'''
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total = 0
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for id_range in range_list:
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for x in range(int(id_range[0]), int(id_range[1]) + 1):
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if not check_extended_id(str(x)):
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total += x
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return total
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def check_valid_id(id: str) -> bool:
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'''Checks a given ID for validity using the silly rules, only one repeat'''
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return re.fullmatch(r'(.*?)\1', id) is None
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def check_extended_id(id: str) -> bool:
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'''Checks for extended rule checking, at least one repeats'''
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return re.fullmatch(r'(.*?)\1+', id) is None
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def main():
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'''Entrypoint'''
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with open('input.txt', encoding='utf-8') as fh:
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range_list = [(y[0].strip(), y[1].strip()) for y in (x.split('-') for x in fh.readline().split(','))]
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total = part1(range_list)
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print(f'Part1: {total}')
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total2 = part2(range_list)
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print(f'Part2: {total2}')
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if __name__ == "__main__":
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main()
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