打字游戏是修改的一个网上流传的很普遍的程序，修改了界面，添加了用户登入，用户分数统计，开始游戏时间，结束游戏时间，掉落字母个数等信息。已知漏洞有：用户名字符数，从新开始游戏时候分数统计。-Typing game is an online circulation changes very common procedure, modify the interface to add the user login, the user score statistics, start the game time, the end of the game time, the number of dropped letters and other information. Known vulnerabilities are: the number of characters a user name and start again when the game score statistics.