diff --git a/student.txt b/student.txt
new file mode 100644
index 0000000..ddd806e
Binary files /dev/null and b/student.txt differ
diff --git a/未命名1.cpp b/未命名1.cpp
new file mode 100644
index 0000000..d5b65ee
--- /dev/null
+++ b/未命名1.cpp
@@ -0,0 +1,365 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<string.h>
+#include<conio.h>
+#include<dos.h>
+#define LEN sizeof(struct student) 
+#define FORMAT "\t%s\t%s\t\t%d\n"   //�궨�������ʽ 
+#define DATA  peo[i].name,peo[i].num,peo[i].score  //�궨��ṹ�壨��������� 
+
+struct student
+{
+	char name[100];
+	char num[15];
+	int score;
+};
+struct student peo[100];
+void  addman();
+void  queryman();
+void  delman();
+void  update();
+void  outputman();
+void  menu();
+
+void menu()//�˵�ģ�� 
+{
+	system("cls");
+		printf("\n\t\t*********C���Գɼ���¼��*********\n");
+		printf("\t\t��-------------------------------��\n");
+		printf("\t\t��        1.����ѧ����Ϣ         ��\n");
+		printf("\t\t��        2.��ѯѧ����Ϣ         ��\n");
+		printf("\t\t��        3.ɾ��ѧ����Ϣ         ��\n");
+		printf("\t\t��        4.�޸�ѧ����Ϣ         ��\n");
+		printf("\t\t��        5.�ֶ����ѧ����Ϣ     ��\n");
+		printf("\t\t��        0.�˳�                 ��\n");
+		printf("\t\t��-------------------------------��\n");
+		printf("\t\t����ѡ����(0-5):");    
+}
+
+void  tou()  //�б�ͷ 
+{   system("cls");
+    printf("\n");
+	printf("**************ѧ����Ϣ�б�*********************\n\n");
+	printf("\t����\t  ѧ��\t           C���Գɼ�\n");
+}
+void  wei()  //�б�β 
+{
+	printf("\n**********************************************\n\n");
+}
+
+int main ()
+{
+	int n;
+	menu();
+	scanf("%d",&n);
+	while(n)
+	{
+		switch(n)
+		{
+			case 1:
+			    addman();
+			    system("pause");
+			    break;
+			case 2:
+				queryman();
+				system("pause");
+				break;				
+			case 3:
+				delman();
+				system("pause");
+				break;
+			case 4:
+				update();
+				system("pause");
+				break;
+			case 5:
+				outputman();
+				system("pause");
+				break;
+			default:break;	
+		}
+		menu();
+		scanf("%d",&n);		
+	}
+ }
+ 
+ 
+void addman()
+{  
+FILE *p1;  
+   int i,n,count=0;          //   countΪѧ������ 
+   if ((p1=fopen("D:\\����1\\student.txt","a+"))==NULL) //��linkman�ļ�
+        {
+		   printf("���ܴ򿪴��ļ�"); 
+		   exit(0);
+		}         
+   while(!feof(p1))       //feofΪ����ļ������� 
+    {
+        if(fread(&peo[count],LEN,1,p1)==1) 
+		   count++;
+    } 
+        fclose(p1);        //�ر��ļ�
+    if(count==0)
+        printf("\n\t\tѧ����Ϣ�б�Ϊ��!\n\n"); 
+	else
+		{
+			system("cls");   //���� 
+			outputman();			
+		}
+	    if ((p1=fopen("D:\\����1\\student.txt","wb"))==NULL)//�Զ����Ʒ�ʽ��linkman�ļ� 
+	       { 
+		    printf("\t\t���ܴ�ѧ����Ϣ�б�\n"); 
+            return;
+	       }
+           
+        for(i=0;i<count;i++)
+	       fwrite(&peo[i],LEN,1,p1);
+	       
+	    printf("\t\t�Ƿ�����ѧ����Ϣ��1 or 0):");
+	    scanf("%d",&n); 
+	while(n)
+	{
+	   printf("\t\t��������Ϣ:\n");
+	   printf("\t\t����:");//��������
+	   scanf("\t\t%s",&peo[count].name);
+	   
+	   for(i=0;i<count;i++)//��ѧ����Ϣ�Ƿ��Ѿ����� 
+	   {
+	     if(strcmp(peo[i].name,peo[count].name)==0)
+	        {
+			  printf("\t\t��ѧ����Ϣ�Ѵ��ڣ�\n");
+	          getch();
+			  fclose(p1);     //�ر��ļ� 
+			  return;        //��������ѧ��ѧϰ�� 
+		    }
+	   }
+	   
+	   printf("\t\tѧ��:");          //����ѧ��
+	   scanf("\t\t%s",&peo[count].num);
+	   printf("\t\tC���Գɼ�:");   //C���Գɼ�
+	   scanf("\t\t%d",&peo[count].score);
+       fwrite(&peo[count],LEN,1,p1);  
+	   printf("\t\t%s ���ӳɹ�!\n",peo[count].name);
+	   count++;   //ѧ����Ϣ��Ŀ��һ 
+	   n=0;
+	}
+    fclose(p1);       	
+	return;	 
+}
+
+
+void queryman()
+{
+	FILE *p1;
+	int i,n=1,m,count=0,flag=1;
+	
+	if ((p1=fopen("D:\\����1\\student.txt","rb"))==NULL)//�Զ����Ʒ�ʽ��student�ļ� 
+           exit(0);
+	while(!feof(p1))//�ж��Ƿ񵽴��ļ�β��
+	  if(fread(&peo[count],LEN,1,p1)) //���ļ��е����ݶ����ṹ���� 
+	     count++;
+	fclose(p1); 
+	     
+    if(count==0)
+    {
+    	printf("ѧ����Ϣ�б�Ϊ�գ�\n");
+    	printf("�밴���������");
+		return; 
+	}
+	while(n)
+    {
+	  
+	   system("cls");//���� 
+	   while(flag!=0)
+	  {
+        printf("\n\t\t**********��ѯ��ʽ***********\n");
+		printf("\t\t��-------------------------------��\n");
+		printf("\t\t��          1.����               ��\n");
+		printf("\t\t��          2.ѧ��               ��\n");
+		printf("\t\t��          0.����               ��\n");
+		printf("\t\t��-------------------------------��\n");
+		printf("\n\t\t��ѡ���ѯ��ʽ:");
+		scanf("\t\t%d",&m);//ѡ���ѯʽ
+		
+		if(m==1)
+		{
+		char name[100];		
+	    printf("\t\t������������");
+	    scanf("%s",name);
+	    for(i=0;i<count;i++)
+	    {
+		  if(strcmp(name,peo[i].name)==0)
+		   {   tou(); 
+			   printf(FORMAT,DATA);
+		   }
+		  if(count==i)
+		  printf("\t\t��ѧ�������ڣ�");		  
+	    }
+	    } 
+	    
+        if(m==2)
+		{
+		char num1[15];		
+	    printf("������ѧ�ţ�");
+	    scanf("%s",num1);
+	    for(i=0;i<count;i++)
+	    {
+		  if(strcmp(num1,peo[i].num)==0)
+		   {   tou(); 
+			   printf(FORMAT,DATA);
+		   }
+		  if(count==i)
+		  printf("��ѧ��ѧ�������ڣ�");		  
+	    }
+	    }
+		if(m==0) flag=0,n=0;
+	  }
+}
+
+}
+		    
+
+void update()   //�޸�ѧ����Ϣ����ģ�� 
+{   
+    FILE *p1;
+	int i,m,n;
+	int flag=1,count=0,j=1;
+	char  name[100];
+    if ((p1=fopen("D:\\����1\\student.txt","r+"))==NULL)//�Զ����Ʒ�ʽ��student�ļ� 
+           exit(0);
+	while(!feof(p1))//�ж��Ƿ񵽴��ļ�β�� 
+	  if(fread(&peo[count],LEN,1,p1)==1) //���ļ��е����ݶ����ṹ���� 
+	     count++;
+        fclose(p1);        //�ر��ļ�
+	if(count==0)
+	{
+	  printf("ѧ����Ϣ�б�Ϊ��!\n");	  
+	  return;
+    }
+	while(j==1)
+	{
+    outputman();
+    printf("��������Ҫ�޸ĵ�ѧ�������֣�");
+    scanf("%s",name);
+    for(i=0;i<count;i++)
+    {
+    	if(strcmp(name,peo[i].name)==0)
+    	{ 
+    	    printf("���ҵ�ѧ����Ϣ!\n");
+    	    printf("�Ƿ��޸ģ���1  or  0����");
+    	    scanf("%d",&n);
+			if(n==0)
+			{  j=0;
+			   break; 
+		    }
+    	    while(n==1)
+		   {			       	 	        
+	    		while(flag==1)
+	    		{
+				system("cls");//����
+           		printf("\n\t\t************ѡ���޸���************\n");
+		   		printf("\t\t��-------------------------------��\n");
+		   		printf("\t\t��          1.��C���Գɼ�        ��\n");
+		   		printf("\t\t��          2.�޸�ѧ��           ��\n");
+		   		printf("\t\t��          0.����               ��\n");
+		   		printf("\t\t��-------------------------------��\n");
+		   		printf("\n\t\t��ѡ����ǰ������:");
+		   		scanf("\t\t%d",&m);//ѡ���޸ķ�ʽ
+		   		if(m==1)
+		   		{
+		   	    	printf("������Ҫ�޸ĵ���Ϣ��");
+		   	    	scanf("%d",&peo[i].score);
+					printf("�޸ijɹ���\n");
+					getch();    
+		   		}
+		   		if(m==2)
+		   		{
+		   	    	printf("������Ҫ�޸ĵ���Ϣ��");
+		   	   	 	scanf("%s",&peo[i].num);
+					printf("�޸ijɹ���\n");
+					getch();    
+		   		}
+		   		if(m==0) 
+		   		{  
+				    n=0;//�˳��޸Ĺ���
+				}
+				printf("�˳����Ǽ����޸ģ���1 or 0����");
+				scanf("%d",&flag);
+				if(flag==0) n=0,j=0;
+	       }
+	    }
+	  }
+	   if(i==count)
+	   printf("\n�����ڸ�ѧ����Ϣ��");
+	   getch();	
+	   break;   	    	   	                      	 	
+	}	
+}
+    if((p1=fopen("D:\\����1\\student.txt","wb"))==NULL)
+         return;          
+    for(i=0;i<count;i++)
+       fwrite(&peo[i],LEN,1,p1);		
+	fclose(p1);
+
+    
+}
+
+void outputman()
+{
+	FILE *p1;
+	int i,count=0;
+    if ((p1=fopen("D:\\����1\\student.txt","rb"))==NULL)//�Զ����Ʒ�ʽ��student�ļ� 
+           exit(0);
+	while(!feof(p1))//�ж��Ƿ񵽴��ļ�β�� 
+	  if(fread(&peo[count],LEN,1,p1)==1) //���ļ��е����ݶ����ṹ���� 
+	     count++;
+        fclose(p1); 
+        tou();
+        for(i=0;i<count;i++)
+        printf(FORMAT,DATA);
+        wei();
+}
+
+
+void  delman()
+{
+	FILE *p1;
+	int i,j,k=1,count=0;
+	char name[100];
+    if((p1=fopen("D:\\����1\\student.txt","r+"))==NULL) 
+        return;
+    while(!feof(p1))
+    if(fread(&peo[count],LEN,1,p1)==1)
+      count++;
+    fclose(p1);
+        if(count==0)
+        {
+        	printf("ѧ����Ϣ�б�Ϊ��");
+			return; 
+		}
+		outputman();
+		printf("��������Ҫɾ����ѧ�������֣�");
+		scanf("%s",&name);
+		for(i=0;i<count;i++)
+		{
+			if(strcmp(name,peo[i].name)==0)
+			{
+				printf("���ҵ���ѧ����Ϣ��\n�Ƿ�ɾ����1  or  0)��");
+				scanf("%d",&k);
+				if(k==1)				
+				{
+					for(j=i;j<count;j++)
+					  peo[j]=peo[j+1];
+					  count--;					  
+		            if((p1=fopen("D:\\����1\\student.txt","wb"))==NULL) 
+                    	return;
+					for(j=0;j<count;j++)
+					   fwrite(&peo[j],LEN,1,p1);
+					fclose(p1);
+					printf("ɾ���ɹ���");
+					return ;  
+				}    
+			}
+		}
+
+}
diff --git a/未命名1.exe b/未命名1.exe
new file mode 100644
index 0000000..c040860
Binary files /dev/null and b/未命名1.exe differ