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  1. fac = (lambda r:r(r))(lambda r:(lambda n:(n*r(r)(n-1) if n else 1)))
  2.  
  3. print(fac(4))
Success #stdin #stdout 0.02s 9984KB
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24
https://ideone.com/Cq9Qls
language:
Python 3 (python  3.9.5)
created:
7 years ago
visibility:
public

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