21 lines
378 B
Python
21 lines
378 B
Python
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#!/usr/bin/env python
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import sys
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def solve(input: list[str]) -> int:
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def value(line: str) -> int:
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digits = [int(c) for c in line if c.isdigit()]
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return digits[0] * 10 + digits[-1]
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return sum(value(line) for line in input)
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def main() -> None:
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input = sys.stdin.read().splitlines()
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print(solve(input))
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if __name__ == "__main__":
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main()
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