Python学习3：猜年龄游戏进阶版

Huang_age = 20

a = 0

while True:
    if a <=2:
        user_guess = int(input("your guess：\n"))
        if user_guess == Huang_age:
            print("恭喜你猜对了！")
            break
        elif user_guess < Huang_age:
            print("你猜小了！")
            a +=1
        else:
            print("你猜大了！")
            a +=1
    elif a == 3:
        res = input("还要不要继续：\ny - 继续 q - 退出\n")
        if res.lower() == 'y':
            a = 0
            continue
        elif res.lower() == 'q':
            break
    else:
        break