C语言课程设计及任务-学生信息管理系统.docx

#include #include #include #define PF printf#define LEN sizeof(struct student)/定义结构体struct student char NO20; char name20; int age; char sex3; /*F表示性别男，M表示性别女*/ char birthday10; char address30; char phone20; char e_mail20; struct student *next; /下个结点;typedef struct student STU;STU *head=NULL; /全局指针int n,i=0; /全局变量/