We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
  1. Prepare
  2. Regex
  3. Backreferences
  4. Backreferences To Failed Groups
  5. Discussions

Backreferences To Failed Groups

  • arohi_agrawal111
     + 0 comments
    Regex_Pattern = r'^\d{2}(-?)\d{2}\1\d{2}\1\d{2}$'

import re

print(str(bool(re.search(Regex_Pattern, input()))).lower())