用C语言编写软件完成以下任务：

显示运动会的项目；开始报名（输入报名学生的学号，姓名，性别，所选

项目的编号）；显示报名结果；分类统计报名结果（可以按照不同的关键词统计，如人数，性别，项目等）。-Using C language software to complete the following tasks: Show the Games project　begin enrollment (enrollment of students enter school number, name, sex, number of the selected item)　the results show enrollment　enrollment statistics of the results (according to different keywords statistics, such as number, gender, projects, etc.).