from random import randint

def playRound():
    secret = randint(1,100)
    guess = int(raw_input("Guess the number: "))

    while guess != secret:    # wrong answer
        if guess > secret:
            print "No.  Lower"
        elif guess < secret:
            print "No.  Higher"

        # get a new guess
        guess = int(raw_input("Guess the number: "))

    print "Yes.  Congratulations"


def askYesNo(prompt):
    response = ''
    while response not in ('yes', 'no'):
        response = raw_input(prompt).strip().lower()
    return response == 'yes'


wantsToPlay = True        # will play at least one time
while wantsToPlay:
    playRound()
    wantsToPlay = askYesNo("Would you like to play again? ")


print 'Thanks for playing. Goodbye'