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  1. import itertools
  2.  
  3. def fib():
  4.     a, b = 0, 1
  5.     while True:
  6.         yield a
  7.         a, b = b, a+b
  8.  
  9. print list(itertools.islice(fib(), 20))
Success #stdin #stdout 0s 9024KB
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Standard input is empty
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[0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597, 2584, 4181]
https://ideone.com/ZFDwla
language:
Python (cpython 2.7.16)
created:
8 years ago
visibility:
public

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