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  1. import re
  2.  
  3. pattern = r'(?:AB)+A'
  4. s = 'qqqqABqqqqqqABAqqqqqqABABABABAqqq'
  5. print(max(re.findall(pattern, s), key=len))
Success #stdin #stdout 0.03s 9400KB
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Standard input is empty
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ABABABABA
https://ideone.com/hdyRSO
language:
Python 3 (python  3.12)
created:
4 years ago
visibility:
public

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