# Author:  James Tam
# Version: March 6, 2010

# In this case the local reference starts by refering to the list in the main
# function. However the assignment statement now causes it to refer to another
# list. The original list in the main function remains unchanged.
def fun (list):
    list = [3,2,1]
    print list

def main ():
    list = [1,2,3]
    print list
    fun (list)
    print list
                          
main ()