⒈输入用户的ID号码（字母与数字混合，用char型数组）。

⒉显示操作菜单。

⒊根据选择进行：①做题（做题结束后显示得分和用时）；②查记录；③退出。

⒋循环：当做完题或查询结束后再次显示操作菜单进行相依操作。

-⒈ Enter the user' s ID number (alphanumeric char array). ⒉ display the Actions menu. ⒊ according to the choice of: (1) to do the title (do question after the end of the score and the use)　② The investigation records　③ exit. ⒋ cycle: When the finish question or query after the operation menu is displayed again dependent operation.