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  1. def do(x, level=6):
  2.     return x == 20 if level == 0 else do(x+1, level-1) + do(x+2, level-1) + do(x*2, level-1)
  3.  
  4. print(do(1))
Success #stdin #stdout 0.02s 9052KB
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36
https://ideone.com/RMbBHl
language:
Python 3 (python  3.12)
created:
4 years ago
visibility:
public

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