



def repeat_lyrics():
    print_lyrics()
    print_lyrics()

def print_lyrics():
    print("I'm a lumberjack, and I'm okay.")
    print('I sleep all night and I work all day.')

print(repeat_lyrics())

def print_twice(hello):
    print(hello)
    print(hello)

x="Hello "
y= "piece of shit"
print(print_twice(x+y))

import math
print_twice(math.sin(math.pi+2))
