mapao0110/main.c

#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <string.h> 
//<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>ѧ<EFBFBD><D1A7>
typedef struct 
{
	char num[12];	// ѧ<><D1A7> 
	char name[20];	// <20><><EFBFBD><EFBFBD> 
	char sex[4];	// <20>Ա<EFBFBD> 
	int age;		// <20><><EFBFBD><EFBFBD> 
	char birth[20];	// <20><><EFBFBD><EFBFBD> 
	char home[100];	// סַ 
	char tel[15];	// <20>绰 
 }student; 
//<2F>ڵ<EFBFBD> 
typedef struct Node
{
	student stu;//ѧ<><D1A7><EFBFBD><EFBFBD>Ϣ
	 struct Node* pnext;//ָ<><D6B8><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ָ<EFBFBD><D6B8> 
 }node;
node* phead=NULL;	//ͷ<>ڵ㣨<DAB5><E3A3A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
 

//¼<><C2BC>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
void Inputstudent();
//<2F><>ӡѧ<D3A1><D1A7><EFBFBD><EFBFBD>Ϣ 
void Printstudent();
//<2F><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
void Savestudent();
//<2F><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
void Lookstudent();
//<2F>޸<EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ 
void Modifystudent();
//<2F><>ȡѧ<C8A1><D1A7><EFBFBD><EFBFBD>Ϣ 
void Readstudent();
 //ɾ<><C9BE>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ 
void Deletestudent();
int count=0;
int main()
{
	                                          
	while(1)
	{	system("color 2A"); 
		printf("\t\t\t*****************************************************************\n");
		printf("\t\t\t|\t\t<EFBFBD><EFBFBD>ӭʹ<EFBFBD>ú<EFBFBD><EFBFBD>Ϲ<EFBFBD>ҵ<EFBFBD><EFBFBD>ѧѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ\t\t|\n");
		printf("\t\t\t*****************************************************************\n");
		printf("\t\t\t|\t\t\t<EFBFBD><EFBFBD>ѡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>\t\t\t\t|\n");
		printf("\t\t\t|***************************************************************|\n");
		printf("\t\t\t|\t\t\t1.¼<><C2BC>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ\t\t\t\t|\n");
		printf("\t\t\t|\t\t\t2.<2E><>ӡѧ<D3A1><D1A7><EFBFBD><EFBFBD>Ϣ\t\t\t\t|\n");
		printf("\t\t\t|\t\t\t3.<2E><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ\t\t\t\t|\n");
		printf("\t\t\t|\t\t\t4.<2E><>ȡѧ<C8A1><D1A7><EFBFBD><EFBFBD>Ϣ\t\t\t\t|\n");
		printf("\t\t\t|\t\t\t5.<2E><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ\t\t\t\t|\n");
		printf("\t\t\t|\t\t\t6.<2E>޸<EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ\t\t\t\t|\n");
		printf("\t\t\t|\t\t\t7.ɾ<><C9BE>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ\t\t\t\t|\n");
		printf("\t\t\t|\t\t\t0.<2E>˳<EFBFBD>ϵͳ\t\t\t\t|\n");
		printf("\t\t\t*****************************************************************\n");
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룺\n\n");
		char ch=getch();//<2F>Ӽ<EFBFBD><D3BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ַ<EFBFBD> 
		switch(ch)
		{
		case '1'://¼<><C2BC>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ	
			Inputstudent();
			break;
		case '2'://<2F><>ӡѧ<D3A1><D1A7><EFBFBD><EFBFBD>Ϣ	
			Printstudent();
			break;
		case '3'://<2F><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ	
			Savestudent();
			break;
		case '4'://<2F><>ȡѧ<C8A1><D1A7><EFBFBD><EFBFBD>Ϣ	
			Readstudent(); 
			break;
			
		case '5'://<2F><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
			Lookstudent();
			break;
		case '6'://<2F>޸<EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ 
			Modifystudent();
			break;
		case '7'://ɾ<><C9BE>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ 
			Deletestudent();
			break;	
		case '0'://<2F>˳<EFBFBD>ϵͳ 
		printf("ByeBye <20><>ӭ<EFBFBD>ٴ<EFBFBD>ʹ<EFBFBD>ã<EFBFBD>\n\n");
			break;
		default:
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룡\n\n");
			break;
			
	
			
			
		}
		
		system("pause");
		system("cls");	
	}
		return 0;
}
//¼<><C2BC>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
void Inputstudent()
{
	system("cls");
	system("color 6F");
	//<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD>洢<EFBFBD>µ<EFBFBD>ѧ<EFBFBD><D1A7> 
	node* pnewnode=(node*)malloc(sizeof(node));
	pnewnode->pnext=NULL;
	
	//Ҫ<><D2AA><EFBFBD>½ڵ<C2BD><DAB5><EFBFBD><EFBFBD>뵽<EFBFBD><EBB5BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
	if(phead==NULL)
	{
		
		phead=pnewnode;
		
		
		
	}
	
	else
	{
		pnewnode->pnext=phead;
		phead=pnewnode;
		
	}
	printf("\n");
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>\n");
	scanf("%s",pnewnode->stu.num);	

	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
	scanf("%s",pnewnode->stu.name);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><EFBFBD><EFBFBD>\n");
	scanf("%s",pnewnode->stu.sex);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>䣺\n");
	scanf("%d",&pnewnode->stu.age);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>գ<EFBFBD>\n");
	scanf("%s",pnewnode->stu.birth);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD>סַ<EFBFBD><EFBFBD>\n");
	scanf("%s",pnewnode->stu.home);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD>绰<EFBFBD><EFBFBD>\n");
	scanf("%s",pnewnode->stu.tel);
	
		printf("\n¼<EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD>ɹ<EFBFBD>!\n\n");
	
	

		}				
	
//<2F><>ӡѧ<D3A1><D1A7><EFBFBD><EFBFBD>Ϣ 
void Printstudent()
{
	system("cls");
	system("color 1A");
	printf("\t\t*****************************************************************************************\n");
	printf("\t\t|\t\t\t<EFBFBD><EFBFBD>ӭʹ<EFBFBD>ú<EFBFBD><EFBFBD>Ϲ<EFBFBD>ҵ<EFBFBD><EFBFBD>ѧѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ\t\t\t\t|\n");
	printf("\t\t*****************************************************************************************\n");
	printf("\t\t|ѧ<><D1A7>\t|<7C><><EFBFBD><EFBFBD>\t|<7C>Ա<EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><>ͥסַ\t\t|<7C><><EFBFBD>˵绰\t\t|\n");
	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
	node* p=phead;//<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ǰ<EFBFBD>ڵ<EFBFBD> 
	
	while(p!=NULL)
	{		
	printf("\t\t|---------------------------------------------------------------------------------------|\n");
	printf("\t\t|%s\t|%s\t|%s\t|%d\t|%s\t|%s\t\t|%s\t\t|\n",p->stu.num,p->stu.name,p->stu.sex,p->stu.age,p->stu.birth,p->stu.home,p->stu.tel);
	
	p=p->pnext;	
	count++;	
			
	}
		printf("\t\t*****************************************************************************************\n");
	printf("\t\t<EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: %d\t\t\t\n",count);

	
}
//<2F><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
void Savestudent()
{
	system("cls");
	system("color 1B");
	FILE *fp;
	fp=fopen("stu.dat","w"); //<2F><><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>
	if(fp==NULL)
	{
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>ʧ<EFBFBD>ܣ<EFBFBD>\n\n");
		return;
	}
	//д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
	node* p=phead;//<2F><>ǰ<EFBFBD>ڵ<EFBFBD> 
	while(p!=NULL)
	{
		fwrite(&p->stu,sizeof(student),1,fp);
		p=p->pnext;
		
	}
	printf("\n\n<EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD>!\n\n");
	fclose(fp);
	
	
 } 
//<2F><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
void Lookstudent()
{
	system("cls");
	system("color 1B");
	char name[20];
	char num[12];

	node* p=phead;//<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ǰ<EFBFBD>ڵ<EFBFBD> 	
	system("cls");
	system("color 2F");
	printf("\t\t*****************************************************************************************\n");
	printf("\t\t|\t\t\t<EFBFBD><EFBFBD>ӭʹ<EFBFBD>ú<EFBFBD><EFBFBD>Ϲ<EFBFBD>ҵ<EFBFBD><EFBFBD>ѧѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ\t\t\t\t|\n");
	printf("\t\t*****************************************************************************************\n");
	printf("\t\t|\t\t\t\t<EFBFBD><EFBFBD>ѡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҷ<EFBFBD>ʽ\t\t\t\t\t\t|\n");
	printf("\t\t|***************************************************************************************|\n");
	printf("\t\t|\t\t\t\t1.<2E><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\t\t\t\t\t\t|\n");
	printf("\t\t|\t\t\t\t2.<2E><>ѧ<EFBFBD>Ų<EFBFBD><C5B2><EFBFBD>\t\t\t\t\t\t|\n");
	printf("\t\t|\t\t\t\t0.<2E>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD>ϵͳ\t\t\t\t\t\t|\n");
	printf("\t\t*****************************************************************************************\n");
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҵķ<EFBFBD>ʽ<EFBFBD><EFBFBD>\n\n");
	char ch=getch();//<2F>Ӽ<EFBFBD><D3BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ַ<EFBFBD> 
	switch(ch)
		{
		case '1'://	<09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
		
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
		scanf("%s",name);	
			while(p!=NULL)
	{		
	
	if(strcmp(p->stu.name,name)==0)
	{
printf("\t\t*****************************************************************************************\n");		
printf("\t\t|ѧ<><D1A7>\t|<7C><><EFBFBD><EFBFBD>\t|<7C>Ա<EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><>ͥסַ\t\t|<7C><><EFBFBD>˵绰\t\t|\n");	
printf("\t\t|---------------------------------------------------------------------------------------|\n");
printf("\t\t|%s\t|%s\t|%s\t|%d\t|%s\t|%s\t\t|%s\t\t|\n",p->stu.num,p->stu.name,p->stu.sex,p->stu.age,p->stu.birth,p->stu.home,p->stu.tel);
printf("\t\t*****************************************************************************************\n");	
}
	p=p->pnext;	

			
	}
		
		break;
		case '2'://<2F><>ѧ<EFBFBD>Ų<EFBFBD><C5B2><EFBFBD> 
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>\n");	
		scanf("%s",num);	
		while(p!=NULL)
	{	
	
		if(strcmp(p->stu.num,num)==0)
		{
	printf("\t\t*****************************************************************************************\n");		
	printf("\t\t|ѧ<><D1A7>\t|<7C><><EFBFBD><EFBFBD>\t|<7C>Ա<EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><>ͥסַ\t\t|<7C><><EFBFBD>˵绰\t\t|\n");		
	printf("\t\t|---------------------------------------------------------------------------------------|\n");
	printf("\t\t|%s\t|%s\t|%s\t|%d\t|%s\t|%s\t\t|%s\t\t|\n",p->stu.num,p->stu.name,p->stu.sex,p->stu.age,p->stu.birth,p->stu.home,p->stu.tel);
	printf("\t\t*****************************************************************************************\n");	
}
	p=p->pnext;	

			
	}
	
			break;
		case '0'://<2F>˳<EFBFBD>ϵͳ 
		printf("ByeBye <20><>ӭ<EFBFBD>ٴ<EFBFBD>ʹ<EFBFBD>ã<EFBFBD>\n\n");
			break;
		default:
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룡\n\n");
			break;			
		}
	if(count==0)	
	{
		printf("û<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>\n\n");
		
		}	
		
}
//<2F>޸<EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ 
void Modifystudent()
{
	system("cls");
	system("color 1B");
	char name[20];
	
	node* p=phead;//<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ǰ<EFBFBD>ڵ<EFBFBD> 
	printf("\n\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>޸ĵ<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n\n");
		scanf("%s",name);	
		while(p!=NULL)
	
	{ 
		if(strcmp(p->stu.name,name)==0)
		{
	printf("\t\t*****************************************************************************************\n");		
	printf("\t\t|ѧ<><D1A7>\t|<7C><><EFBFBD><EFBFBD>\t|<7C>Ա<EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><>ͥסַ\t\t|<7C><><EFBFBD>˵绰\t\t|\n");	
	printf("\t\t|---------------------------------------------------------------------------------------|\n");
	printf("\t\t|%s\t|%s\t|%s\t|%d\t|%s\t|%s\t\t|%s\t\t|\n",p->stu.num,p->stu.name,p->stu.sex,p->stu.age,p->stu.birth,p->stu.home,p->stu.tel);
	printf("\t\t*****************************************************************************************\n");	
	printf("<EFBFBD><EFBFBD><EFBFBD>޸<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>\n\n");	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD>ѧ<EFBFBD>ţ<EFBFBD>\n");
	scanf("%s",p->stu.num);	

	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
	scanf("%s",p->stu.name);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><EFBFBD><EFBFBD>\n");
	scanf("%s",p->stu.sex);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>䣺\n");
	scanf("%d",&p->stu.age);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>գ<EFBFBD>\n");
	scanf("%s",p->stu.birth);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD>סַ<EFBFBD><EFBFBD>\n");
	scanf("%s",p->stu.home);
	
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD>绰<EFBFBD><EFBFBD>\n");
	scanf("%s",p->stu.tel);
	
	printf("\n<EFBFBD>޸<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD>\n\n");
	system("pause");
		system("cls");
	printf("\t\t*****************************************************************************************\n");		
	printf("\t\t|ѧ<><D1A7>\t|<7C><><EFBFBD><EFBFBD>\t|<7C>Ա<EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><><EFBFBD><EFBFBD>\t|<7C><>ͥסַ\t\t|<7C><><EFBFBD>˵绰\t\t|\n");		
	printf("\t\t*****************************************************************************************\n");
	printf("\t\t|---------------------------------------------------------------------------------------|\n");
	printf("\t\t|%s\t|%s\t|%s\t|%d\t|%s\t|%s\t\t|%s\t\t|\n",p->stu.num,p->stu.name,p->stu.sex,p->stu.age,p->stu.birth,p->stu.home,p->stu.tel);
	printf("\t\t*****************************************************************************************\n");		
	
}
	p=p->pnext;	

		
	}
	if(count==0)
	{
		printf("û<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>޸ĵ<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>\n\n"); 
	}
		
}
//<2F><>ȡѧ<C8A1><D1A7><EFBFBD><EFBFBD>Ϣ 
void Readstudent()
{
	system("cls");
	system("color 0F");
	FILE *fp;
	fp=fopen("stu.dat","r");
	if(fp==NULL)
	{
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>ʧ<EFBFBD>ܣ<EFBFBD>\n\n");
		return;		
	}
	
	//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD> 
	node* p=phead;//<2F><>ǰ<EFBFBD>ڵ<EFBFBD> 
	while(p!=NULL)
	{
		fread(&p->stu,sizeof(student),1,fp);
		p=p->pnext;
		
	}
	printf("\n\n<EFBFBD><EFBFBD><EFBFBD>ݶ<EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>!!!\n\n");
	fclose(fp);

}
//ɾ<><C9BE>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ 
void Deletestudent()
{
	system("cls");
	system("color 6A");
	char name[20];
	
	node* p=phead;//<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ǰ<EFBFBD>ڵ<EFBFBD> 
	printf("\n\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
	scanf("%s",name);	
	while(p!=NULL)
	{		
	
	if(strcmp(p->stu.name,name)==0)
	{
		p=p->pnext;	
	printf("ɾ<EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD>\n\n");	
}
	
p=p->pnext;	
	}
	if(count==0)
	{
		printf("û<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>\n\n");
	}
			
}