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  1. Prepare
  2. Regex
  3. Assertions
  4. Positive Lookbehind
  5. Discussions

Positive Lookbehind

  • Tania15
     + 0 comments
    Regex_Pattern = r"(?<=[13579])\d"   # Do not delete 'r'.

import re

Test_String = input()

match = re.findall(Regex_Pattern, Test_String)

print("Number of matches :",