Program 1:
#function to print a msg
def display(): # defining function
"""displays a msg""" # document string--->optional
print("Good Morning") #stmt
display() # calling a function, then only it executes
display()
display()
#display fn called for 3 times, so executes for 3 times
#advantage of functions is code resuability,
#only once it is declared,can be executed for many times
Output:
