diff --git a/zengjia.c b/zengjia.c
new file mode 100644
index 0000000..26d5f49
--- /dev/null
+++ b/zengjia.c
@@ -0,0 +1,82 @@
+#include"ˢк¯ÊýºÍ²éÕÒº¯Êý.c"
+void sort()/*°´Ñ§ºÅÅÅÐò*/
+{
+int i,j,s;
+char temp[10];
+for(i=0;i<n-1;i++)
+{
+for(j=n-1;j>i;j--)
+if(strcmp(stu[j-1].id,stu[j].id)>0)
+{
+strcpy(temp,stu[j-1].id);
+strcpy(stu[j-1].id,stu[j].id);
+strcpy(stu[j].id,temp);
+strcpy(temp,stu[j-1].name);
+strcpy(stu[j-1].name,stu[j].name);
+strcpy(stu[j].name,temp);
+strcpy(temp,stu[j-1].sex);
+strcpy(stu[j-1].sex,stu[j].sex);
+strcpy(stu[j].sex,temp);
+strcpy(temp,stu[j-1].birth);
+strcpy(stu[j-1].birth,stu[j].birth);
+strcpy(stu[j].birth,temp);
+strcpy(temp,stu[j-1].add);
+strcpy(stu[j-1].add,stu[j].add);
+strcpy(stu[j].add,temp);
+strcpy(temp,stu[j-1].tel);
+strcpy(stu[j-1].tel,stu[j].tel);
+strcpy(stu[j].tel,temp);
+strcpy(temp,stu[j-1].email);
+strcpy(stu[j-1].email,stu[j].email);
+strcpy(stu[j].email,temp);
+s=stu[j-1].age;
+stu[j-1].age=stu[j].age;
+stu[j].age=s;
+}
+}
+}
+void add() /*²åÈ뺯Êý*/
+{
+int i=n,j,flag;
+printf("ÇëÊäÈë´ýÔö¼ÓµÄѧÉúÊý:\n");
+scanf("%d",&m);
+do
+{
+flag=1;
+while(flag)
+{
+flag=0;
+printf("ÇëÊäÈëµÚ %d ¸öѧÉúµÄѧºÅ:\n",i+1);
+scanf("%s",stu[i].id);
+for(j=0;j<i;j++)
+if(strcmp(stu[i].id,stu[j].id)==0)
+{
+printf("ÒÑÓиÃѧºÅ,Çë¼ì²éºóÖØмÈë!\n");
+flag=1;
+break; /*ÈçÓÐÖظ´Á¢¼´Í˳ö¸Ã²ãÑ­»·,Ìá¸ßÅжÏËÙ¶È*/
+}
+}
+printf("ÇëÊäÈëµÚ %d ¸öѧÉúµÄÐÕÃû:\n",i+1);
+scanf("%s",stu[i].name);
+printf("ÇëÊäÈëµÚ %d ¸öѧÉúµÄÄêÁä:\n",i+1);
+scanf("%d",&stu[i].age);
+printf("ÇëÊäÈëµÚ %d ¸öѧÉúµÄÐÔ±ð:\n",i+1);
+scanf("%s",stu[i].sex);
+printf("ÇëÊäÈëµÚ %d ¸öѧÉúµÄ³öÉúÄêÔÂ:(¸ñʽ:Äê.ÔÂ)\n",i+1);
+scanf("%s",stu[i].birth);
+printf("ÇëÊäÈëµÚ %d ¸öѧÉúµÄµØÖ·:\n",i+1);
+scanf("%s",stu[i].add);
+printf("ÇëÊäÈëµÚ %d ¸öѧÉúµÄµç»°:\n",i+1);
+scanf("%s",stu[i].tel);
+printf("ÇëÊäÈëµÚ %d ¸öѧÉúµÄE-mail:\n",i+1);
+scanf("%s",stu[i].email);
+if(flag==0)
+{
+i++;
+}
+}
+while(i<n+m);
+n+=m;
+printf("¼ÈëÍê±Ï£¡\n\n");
+sort();
+}
diff --git a/zengjia.exe b/zengjia.exe
new file mode 100644
index 0000000..7865f4b
Binary files /dev/null and b/zengjia.exe differ
diff --git a/主函数.c b/主函数.c
index 62a356d..df05475 100644
--- a/主函数.c
+++ b/主函数.c
@@ -46,9 +46,9 @@ switch(num)
 
 case 1:refresh();break;
 case 2:seek();break;
-/*case 3:modify();break;
+//case 3:modify();break;
 case 4:add();break;
-case 5:dele();break;
+/*case 5:dele();break;
 case 6:show();break;
 case 7:save();break;*/
 case 8:exit(0);