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| 4 yrs experience

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Server overloaded Splash screen
Total time: 00:00 hrs
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  • Sept. 16, 2015
  • SQL
  • (Not specified)
  • 4
  • for _ in range(input()):print"%.15f"%sum(1/(2.0*i+1)for i in range(input()))
  • (None)
  • (Not specified)
  • China
  • (Not specified)
  • (Not specified)
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