
#non parameterized function/ plain functions
def function_name():
    print ("Hello world")

function_name()


#function with parameters

a = input("enter a")
b = input ("ener b")

def addition(x,y):
    print (x+y)

addition(int(a),int(b))

#arguments and parameters

#functions with return type

def sqrroot(num):
    return num*num

return_output = sqrroot(5)
print (return_output)


