29 lines
573 B
Python
29 lines
573 B
Python
#!/usr/bin/env python3
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import sys
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input_file = sys.argv[1]
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with open(input_file) as fd:
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lines = [line.rstrip() for line in fd.readlines()]
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towels = set(map(str.strip, lines[0].split(",")))
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patterns = lines[2:]
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def possible(pattern: str) -> bool:
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if not pattern:
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return True
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for towel in towels:
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if pattern.startswith(towel):
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if possible(pattern[len(towel):]):
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return True
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return False
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possible_count = 0
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for pattern in patterns:
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if possible(pattern):
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possible_count += 1
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print(possible_count)
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