#chapter 3
#Mussin N
#1
'''
def right_justify(s):
    print(70*' ',s)
right_justify("monty")
'''
#2
'''
def do_twice(a):
    a()
    a()
def print_spam():
    print("spam")

do_twice(print_spam)

def do_four(a, b):
    a()
    a()
    b()
    b()
def print_spam():
    print("spam")
def print_hello():
    print("hello")
do_four(print_spam, print_hello)
'''
#3
