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  1. Prepare
  2. Python
  3. Regex and Parsing
  4. Validating Postal Codes
  5. Discussions

Validating Postal Codes

  • NamrataR
     + 14 comments
    import re
s=input()
print (bool(re.match(r'^[1-9][\d]{5}$',s) and len(re.findall(r'(\d)(?=\d\1)',s))<2 ))