猜数小游戏

提示猜年龄，猜对了结束，猜错继续猜，猜错三次，提示要不要继续

count = 0
while True:
    v1 = int(input("请输入一个数字："))
    if v1 == 20:
        print("恭喜你猜对了！！！")
        break
    elif v1 < 20:
        count += 1
        print("猜小了，再试试")
    elif v1 > 20:
        count += 1
        print("猜大了，再试试")
    if count == 3:
        v2 = input("是否继续？Y/N")
        if v2 == "Y" or "y":
            count = 0
        elif v2 == "N" or "n":
            print("end")
            break
        else:
            print("谢谢")
            break