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  1. f=lambda n:(2+f(n/10)if n%10==9else 26523308>>n%10*3&7)if n else 2
  2.  
  3. print f(1999) == 11
  4. print f(12345) == 1
  5. print f(999999) == 14
  6. print f(5699999) == 15
  7. print f(8765210248) == 1
Success #stdin #stdout 0.01s 9016KB
comments (?)
stdin 
Standard input is empty
stdout 
True
True
True
True
True
https://ideone.com/aCzCJu
language:
Python (cpython 2.7.16)
created:
9 years ago
visibility:
public

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