c语言课程设计-学生信息管理系统

#include<stdio.h>

#include<string.h>

#include<stdlib.h>

#define M 5

#define N 10

extern int count=0;

extern char *choice[]={"高等数学",

"大学英语读写",

"大学英语听说",

"计算机科学导论",

"程序设计基础(一)"

};

struct stu//

{

int no;

char name[N];

float score[M];

float sum;

};

struct student//

{

struct stu data;

struct student *next;

};

void menu1 ();//主菜单

void menu3 ();//主菜单选项3的菜单

void menu6 ();//主菜单选项6的菜单

int isdif(struct student *,int n);//判断是否为有效学号

struct student *cre_node(struct student *);//新增学生基本信息void dis_node(struct student *);//显示学生基本信息主菜单void sea_node(struct student *);//查找学生基本信息

struct student *del_node(struct student *);//删除学生基本信息void sort_sum (struct student *);//显示总分排序学生基本信息void dis_lev (struct student *);//显示各分数段人数

void main ()

{

int flag=1;

float sum=0;

char choose;

struct student *hp=NULL;

第1页下一页