主要功能是将用户输入的信息存入用户的数据去。当用户发现输入错误时，可补进以后一个“#”号，表示前一个字符无效；当发现错误较多时，可补进一个“@”，表示前面写过的字符均无效，回车标售该行输入完毕。-Main function is the user to input information into the user s data. When a user input errors found, after can be filled in a "#", says one character at a time before is invalid　When found error is large, can fill into a "@", said the written characters are invalid, logo back its input.