diff --git a/机房收费管理系统3.0.exe b/机房收费管理系统3.0.exe
new file mode 100644
index 0000000..1313875
Binary files /dev/null and b/机房收费管理系统3.0.exe differ
diff --git a/机房收费管理系统最初模型（主菜单）.cpp b/机房收费管理系统最初模型（主菜单）.cpp
new file mode 100644
index 0000000..beeec47
--- /dev/null
+++ b/机房收费管理系统最初模型（主菜单）.cpp
@@ -0,0 +1,37 @@
+#include<stdio.h>
+#include<string.h>
+struct 
+{
+	char id[15];
+	char name[20];
+	char _class[5];
+	char online[1];
+	float begin_hour;
+	float begin_min;
+	float end_hour;
+	float end_min;
+}student[10];
+int i,j,k,m;
+int main(void)
+{
+	int select;
+	printf("*************��ӭ��������շѹ���ϵͳ*************\n");
+	printf("                 1.ѧ���Ǽ�\n");
+	printf("                 2.�ϻ�����\n");
+	printf("                 3.�޸�ѧ����Ϣ\n");
+	printf("                 4.��ѯѧ����Ϣ\n");
+	printf("                 5.�˳�ϵͳ\n");
+	printf("*************��ӭ��������շѹ���ϵͳ*************\n");
+	printf("������ѡ��:");
+	scanf("%d",&select);
+switch(select)
+{
+//case 1: dengji(); break;
+//case 2: fee();break;
+//case 3: xiugai();break;
+//case 4: chaxun();break;
+//case 5: break;
+default: printf("û�иù���ѽ"); 
+}
+return 0;
+}