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  1. # your code goes here
  2. def f(x):
  3.     return sum([(i*(i+1)*len(`i`))/2 for i in range(x + 1)])
  4.  
  5. for i in [1,2,3,10,50,100,150]:
  6.     print(f(i))
Success #stdin #stdout 0.01s 23352KB
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1
4
10
275
44035
348285
1554585
https://ideone.com/vk01Ee
language:
Python (cpython 2.7.16)
created:
6 years ago
visibility:
public

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