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  1. d=[1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8192]
  2. s=[0]
  3. for i in range(1,10001):
  4.     if i in d:
  5.         s.append(s[i-1]-i)
  6.     else:
  7.         s.append(s[i-1]+i)
  8. c=0
  9. for i in range(4,len(s)):
  10.     c+=s[i]
  11. print c
Success #stdin #stdout 0.03s 9120KB
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Standard input is empty
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166567934208
https://ideone.com/6CuKza
language:
Python (cpython 2.7.16)
created:
9 years ago
visibility:
secret

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