2023-12-01 10:23:08 -05:00
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#!/usr/bin/env python3
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2023-12-01 09:29:09 -05:00
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import sys
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2023-12-01 10:23:08 -05:00
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import regex as re
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num_values = dict(
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one=1,
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two=2,
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three=3,
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four=4,
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five=5,
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six=6,
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seven=7,
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eight=8,
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nine=9,
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)
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2023-12-01 09:29:09 -05:00
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sum = 0
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for line in sys.stdin:
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2023-12-01 10:23:08 -05:00
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nums = re.findall(r"one|two|three|four|five|six|seven|eight|nine|[1-9]", line, overlapped=True)
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nums = [str(num_values.get(x, x)) for x in nums]
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first = nums[0]
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last = nums[-1]
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2023-12-01 09:29:09 -05:00
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value = int(first + last)
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sum += value
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print(sum)
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