FactTailCall/index.mdwn

   1
   2 [[FactTailCall|FactTailCall]] hier beschreiben...
   3
   4
   5 [[!format txt """
   6 import sys
   7
   8 def fact(x):
   9         ##print 'entered fact ', x
  10         if x==1:
  11                 result= 1
  12         else:
  13                 result= fact (x-1)*x
  14         print 'leaving fact ', result
  15         return result
  16
  17
  18 def fact_tail_call(x,c):
  19         #print 'entered fact_ ', x, ' ', c
  20         if x==1:
  21                 print c
  22                 raise 'done'
  23                 #result= c
  24         else:
  25                 result= fact_ (x-1,c*x)
  26         print 'leaving fact_ ', result
  27         return result
  28
  29 fact (200)
  30 fact_tail_call (200, 1)
  31 """]]
  32
  33
  34 ---
  35
  36  [[CategoryCodeSnippets|CategoryCodeSnippets]]