用户猜0-100内的随机数，应具备以下3个功能。　　1。根据输入内容输入提示：太大、太小、或者答对了；　　2。输入0能随时退出游戏；　　3。 输入非数字时，能处理抛出的异常，并继续游戏。-Users to guess the random number 0-100, shall have the following three features. 1. According to input the input Note: too big, too small, or correct answers　2. Enter 0 to quit the game at any time　3. Non-numeric input, can handle exceptions thrown, and continue the game.