'''
Created on Sep 6, 2016

@author: Susan
'''
def sum(a, b):
    return a+b

def hello(name):
    print name
    
    
#sum(3,6)
print sum(3,6)
print sum(5,2)
#print sum(6)
print sum("Joe", "Xiaobao")

hello("Joe")
hello("Xiaobao")