second commit

选课系统2.c

@@ -0,0 +1,106 @@
+#include<stdio.h> 
+#include<stdlib.h>
+void Mangers()
+{
+int n,w=1,flag=0,i=3;
+char s[8];
+char password[7]="1";
+do
+{
+printf("\n\nEnter password:");
+scanf("%s",s);
+if(!strcmp(s,password))              
+{
+flag=1;
+break;
+}
+else
+{
+printf("\n\nError! You only have %d times! Enter again:\n",i-1);
+i--;
+}
+}
+while(i>0);
+if(!flag)
+{
+printf("you have Enter 3 times!");      
+exit(0);                                
+}
+do
+{
+system("cls");
+printf("\n\n\t\t*********************管理员菜单***********************\n\n");
+printf("\t\t\t\t1---浏览课程\n");
+printf("\t\t\t\t2---查询课程\n");
+printf("\t\t\t\t3---添加课程\n");
+printf("\t\t\t\t4---删除课程\n");
+printf("\t\t\t\t5---返回主菜单");
+printf("\n\n\t\t******************************************************\n");
+printf("Chiose your number(1-5):[ ]\b\b");
+scanf("%d",&n);
+switch(n)
+{
+case 1:prin();break;
+case 2:search();break;
+case 3:insert();savefile();break;
+case 4:del();savefile();break;
+case 5:return;
+default:;
+}
+}
+while(w==1);
+}
+void Students()
+{
+int n,w=1;
+do
+{
+system("cls");
+puts("\n\n\t\t*********************学生菜单***********************\n\n");
+puts("\t\t\t\t1---浏览所有课程\n");
+puts("\t\t\t\t2---查询课程信息\n");
+puts("\t\t\t\t3---选择选修课程\n");
+puts("\t\t\t\t4---浏览我选修的课程\n");
+puts("\t\t\t\t5---删除错选课程\n");
+puts("\t\t\t\t6---返回主菜单");
+puts("\n\n\t\t****************************************************\n");
+printf("Chiose your number(1-6):[ ]\b\b");
+scanf("%d",&n);
+switch(n)
+{
+case 1:prin();break;
+case 2:search();break;
+case 3:choose();break;
+case 4:prin1();break;
+case 5:del();savefile1();break;
+case 6:return;
+default:;
+}
+}
+while(w==1);
+}
+int  main()
+{
+int n,w=1;
+do
+{
+system("cls");
+puts("\n\n\t\t*********************MENU***********************\n\n");
+puts("\t\t\t\t1.以管理员身份登录(password 1)\n");
+puts("\t\t\t\t2.以学生身份登录\n");
+puts("\t\t\t\t3.退出");
+puts("\n\n\t\t************************************************\n");
+printf("Chiose your number(1-3):[ ]\b\b");
+scanf("%d",&n);
+switch(n)
+{
+case 1:Mangers() ;break;
+case 2:Students();break;
+case 3:w=0;break;
+default:;
+}
+}
+while(w==1);
+return 0;
+}
+