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

Group(), Groups() & Groupdict()

  • ash_rabbi
     + 0 comments

    I managed to abuse the subscriptability of re.search:

    import re
s = input()
rx = re.compile(r"([a-zA-Z0-9])(?=\1)")
print(rx.search(s)[0] if rx.search(s) else -1)