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  1. Prepare
  2. Python
  3. Regex and Parsing
  4. Group(), Groups() & Groupdict()
  5. Discussions

Group(), Groups() & Groupdict()

  • imam_alfaridzi
     + 0 comments

    Here's my code:

    import re
print((lambda m: m and m.group(1) or -1)(re.search(r'([0-9a-zA-Z])\1+', input())))