diff --git a/last one.exe b/last one.exe
new file mode 100644
index 0000000..8784535
Binary files /dev/null and b/last one.exe differ
diff --git a/last one优化界面.cpp b/last one优化界面.cpp
new file mode 100644
index 0000000..950be9d
--- /dev/null
+++ b/last one优化界面.cpp	
@@ -0,0 +1,137 @@
+#include <stdio.h>
+#include<windows.h>
+#include<iostream>
+/*����6������*/
+void Yellow(){
+{   system("color e");
+    for(int i=0;i<8;i++)
+    {
+        for(int j=0;j<8;j++)
+        {
+            if((i+j)%2==0)
+            {
+            	
+            	
+                printf("%c%c",168,128);
+            }
+            else
+            {
+                printf("  ");
+            }  
+        }
+        printf("\n");
+    }
+}
+	}
+void White()
+{/*��ӡ������������*/
+/*�޷�����ͼ�⣬��ascall��168��128�Լ��ո�������̸���*/
+    for(int i=0;i<8;i++)
+    {
+        for(int j=0;j<8;j++)
+        {
+            if((i+j)%2==0)
+            {
+                printf("%c%c",168,128);
+            }
+            else
+            {
+                printf("  ");
+            }  
+        }
+        printf("\n");
+    }
+}
+void Red(){
+	{   system("color c");
+    for(int i=0;i<8;i++)
+    {
+        for(int j=0;j<8;j++)
+        {
+            if((i+j)%2==0)
+            {
+            	
+            	
+                printf("%c%c",168,128);
+            }
+            else
+            {
+                printf("  ");
+            }  
+        }
+        printf("\n");
+    }
+}
+}
+void Blue(){
+{   system("color 9");
+    for(int i=0;i<8;i++)
+    {
+        for(int j=0;j<8;j++)
+        {
+            if((i+j)%2==0)
+            {
+            	
+            	
+                printf("%c%c",168,128);
+            }
+            else
+            {
+                printf("  ");
+            }  
+        }
+        printf("\n");
+    }
+}
+	}
+void Purple(){
+	{   system("color d");
+    for(int i=0;i<8;i++)
+    {
+        for(int j=0;j<8;j++)
+        {
+            if((i+j)%2==0)
+            {
+            	
+            	
+                printf("%c%c",168,128);
+            }
+            else
+            {
+                printf("  ");
+            }  
+        }
+        printf("\n");
+    }
+}
+}
+void Goodbye(){printf("Goodbye!\n");}
+/*������ƾ�goodbye*/
+
+int main()
+{
+/*�����˳����ص�״̬*/
+bool quit=false;
+int input;
+/*ѭ��*/
+while(!quit)
+{
+/*��ӡ�˵�*/
+printf("***��ӭ���ƹ�����������***\n"); 
+printf("���������ִ�������Ҫ����ɫ\n")  ;
+printf(" 1.Yellow\n 2.White\n 3.Blue\n 4.Red\n 5.Purple\n 6.Goodbye! Input 1-6:");
+/*��������,�޶�1-6Ϊ�Ϸ����ַ�*/
+input=getchar()-0x30,getchar();
+/*ѡ���֧*/
+switch(input)
+{
+case 1:Yellow();quit=true;break;/*������ɣ��˳�*/
+case 2:White();quit=true;break;
+case 3:Blue();quit=true;break;
+case 4:Red();quit=true;break;
+case 5:Purple();quit=true;break;
+case 6:Goodbye();quit=true;break;
+default:break;
+}
+}
+}
diff --git a/未命名5.exe b/未命名5.exe
new file mode 100644
index 0000000..20b86a1
Binary files /dev/null and b/未命名5.exe differ