//完成80%了，程序都能运行，还有一点功能没有加进去，自己加吧，另外写的比较匆忙，肯定有不完善的地方，希望完善哦！
#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
#include <string.h>
#include <malloc.h>
typedef struct students
{
//学号、姓名、出生日期、性别、专业、联系电话、简历
int num;
char name[100];
char birth[100];
char sex[100];
char specialty[100];
char phone[100];
char resume[100];
struct students *next;
}student;
void Menu();
void Show(student *head);
void Find(student *head);
void Insert(student *head);
void Delete(student *head);
void sonInsert(student *theNew);
int main()
{
student *head;
student *p;
head =(student *)malloc(sizeof(student));
p = head;
//初始化
head->num = 0; //学号
strcpy(head->name,"姓名");
strcpy(head->birth ,"出生年月");
strcpy(head->sex , "性别");
strcpy(head->specialty , "专业");
strcpy(head->phone , "电话");
strcpy(head->resume , "简历");
head->next = NULL;
while(1)
{
Menu();
char temp[100];
gets(temp);
int i = atoi(temp);
switch(i)
{
case 1:
//浏览
Show(head);
printf("\r\n");
break;
case 2:
//查询
Find(head);
printf("\r\n");
break;
case 3:
//添加
Insert(head);
printf("\r\n");
break;
case 4:
//删除
Delete(head);
printf("\r\n");
break;
case 0:
exit(0);
}
}
printf("Press any key continue...\n");
return 0;
}
void Menu()
{
printf("欢迎使用大学生信息管理系统主菜单\r\n");
printf("浏览学生信息，请选择：1\r\n");
printf("查询学生信息，请选择：2\r\n");
printf("添加学生信息，请选择：3\r\n");
printf("删除学生信息：请选择：4\r\n");
printf("退出，请选择：0 \r\n");
}
//浏览
void Show(student *head)
{
student *p;
p=head;
while(p!=NULL)
{
printf("\r\n");
printf("%8d,%8s,%8s,%8s,%8s,%8s,%8s\r\n",p->num,p->name,p->birth,p->sex,p->specialty,p->phone,p->resume);
p = p->next;
}
}
//查询
void Find(student *head)
{
printf("请输入要查询学生的学号：");
char temp[100];
gets(temp);
int number = atoi(temp);
student *p;
p = head;
int i = 0;
while (p!=NULL)
{
if (p->num == number)
{
printf("%d,%8s,%8s,%8s,%8s,%8s,%8s\r\n",p->num,p->name,p->birth,p->sex,p->specialty,p->phone,p->resume);
break;
}
else
{
p = p->next;
}
}
if (p == NULL)
{
printf("没有查询到所需信息!\r\n");
}
}
//添加
void Insert(student *head)
{
student *headTemp;
headTemp = head;
student *p;
student *theNew;
char temp[100];
theNew = (student *)malloc(sizeof(student));
printf("输入学号(整数):");
gets(temp);
int number = atoi(temp);
theNew->num = number;
if (number < (headTemp->num)) //学号排在最前
{
sonInsert(theNew);
theNew ->next = headTemp;
}
else
{
for (p = head;p != NULL;p = p->next)
{
if (p->num == number)
{
printf("此学号已添加\r\n");
}
else if ( ((p->num))<number && number<(p->next!=NULL) ) //学号排在中间
{
sonInsert(theNew);
p->next = theNew;
theNew->next = p->next;
break;
}
else if ( (p->num)<number && p->next==NULL ) //学号排在最后
{
sonInsert(theNew);
p->next = theNew;
theNew->next = NULL;
break;
}
}
}
};
//添加函数的子函数
void sonInsert(student *theNew)
{
char tempName[10000],tempBirth[100],tempSex[100],tempSpecialty[100],tempPhone[100],tempResume[100];
printf("输入姓名:");
gets(tempName);
printf("输入出生年月:");
gets(tempBirth);
printf("输入性别:");
gets(tempSex);
printf("输入专业:");
gets(tempSpecialty);
printf("输入电话:");
gets(tempPhone);
printf("输入简历:");
gets(tempResume);
strcpy(theNew->name,tempName);
strcpy(theNew->birth ,tempBirth);
strcpy(theNew->sex , tempSex);
strcpy(theNew->specialty, tempSpecialty);
strcpy(theNew->phone , tempPhone);
strcpy(theNew->resume , tempResume);
printf("添加完成!");
printf("\r\n");
}
//删除
void Delete(student *head)
{
printf("请输入要删除学生的学号：");
char temp[100];
gets(temp);
int number = atoi(temp);
student *p,*q;
q = head;
for (q = head ;q !=NULL;q = q->next)
{
p = q->next;
if ( p->num == number)
{
q->next = p->next;
free(p);
printf("已删除!\r\n");
printf("\r\n");
break;
}
else
{
printf("没有找到!\r\n");
break;
}
}
}
