C语言课程设计，学生信息管理系统。由C语言编写的命令行程序，使用文件存储学生信息。编制了严格的输入约束函数，避免了用户的误操作，控制了输入输出的格式。-C language curriculum design, student information management system. Command line program written in C language, using file to store the students information. It has strictl