#write a function is_even that has one parameter, integer number, num
#function returns True if the number is even and False otherwise

#write main to test your function

def is_even(num): #num is formal parameter
	if(num%2==0):
		return True
	else:
		return False

#another solution
#def is_even(num):
#	if(num%2==0):
#		result=True
#	else:
#		result=False
#	return result
	
def main():
	number=int(input("enter integer "))
	result=is_even(number)
	if(result==True):
		print(number,"is even")
	else:
		print(number,"is odd")
main()