#program to demonstrate subroutine calling

def getresponse():
    
    response =input("Do you like chocolate? ")
    while response!="y" and response!="n":
        print("Please answer y or n...")
        response =input("Do you like chocolate? ")
    if response =="y":
        print("Me too!")
    else :
        print("You're kidding!")

#main program
getresponse()