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  1. import re
  2. p = re.compile(r'(?=(a{2}))')
  3. test_str = "aaab"
  4. print(re.findall(p, test_str))
Success #stdin #stdout 0.01s 9016KB
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stdin
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Standard input is empty
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['aa', 'aa']
https://ideone.com/46XBk2
language:
Python (cpython 2.7.16)
created:
9 years ago
visibility:
public

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