13 lines
284 B
Plaintext
13 lines
284 B
Plaintext
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#!/usr/bin/python3
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import sys
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import re
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for input in sys.stdin.readlines():
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answer = re.sub('(([\W]*[\w\d]+[\W]+[\w\d]+[\W]+)([\w\d]+)(.*$))', lambda match: match.group(2)+'x'*len(match.group(3))+match.group(4), input)
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if answer:
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print(answer[:-1])
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else:
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print(input[:-1])
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