app/site-content/proposals/2009/08/10/gcd.py
changeset 43 55e650bb9dbe
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42:4cf4c1f0e5bb 43:55e650bb9dbe
       
     1 def gcd(a, b):
       
     2   if a % b == 0:
       
     3     return b
       
     4   return gcd(b, a %b)
       
     5 
       
     6 print gcd (10, 20)