fork download
  1. # your code goes here
  2. from decimal import *
  3. import math
  4.  
  5. x = 0.7893
  6.  
  7. beginH = Decimal(1.0 )
  8. beginB = Decimal(1.0 )
  9.  
  10. multi = 3
  11. adder = 2
  12.  
  13. r = Decimal(0)
  14. for i in range( 2, 5001 ) :
  15. r = r + Decimal( ( beginH/beginB ) * Decimal( x ** i ) )
  16.  
  17. beginH = multi * beginH + adder
  18. beginB = multi * beginB
  19. multi +=1
  20. adder +=1
  21. print(r)
  22.  
Success #stdin #stdout 0.22s 11640KB
stdin
Standard input is empty
stdout
5.088459783680012467179075225