diff --git a/task1 b/task1
new file mode 100644
index 0000000..7b925d4
--- /dev/null
+++ b/task1
@@ -0,0 +1,60 @@
+#include <stdio.h>
+void Show_The_Main_interface()
+{
+	//显示主界面 
+	for(int i=1;i<=30;i++)
+	{
+		printf(" ");
+	}
+	printf("1.Input\n");
+	for(int i=1;i<=30;i++)
+	{
+		printf(" ");
+	}
+	printf("2.Output\n");
+	for(int i=1;i<=30;i++)
+	{
+		printf(" ");
+	}
+	printf("3.Order\n");
+	for(int i=1;i<=30;i++)
+	{
+		printf(" ");
+	}
+	printf("4.Quit\n");
+}
+
+void Output_Prompts(char choice)
+{
+	//输出提示信息 
+	if(choice=='i')
+	{
+		printf("You are trying to Input info\n");
+	}
+	else if(choice=='o')
+	{
+		printf("You are trying to Output info\n");
+	}
+	else if(choice=='m')
+	{
+		printf("You are trying to Make things ordered\n");
+	}
+	else if(choice=='q')
+	{
+		printf("You are about to Quit\n");
+	}
+	else
+	{
+		printf("Wrong input\n");
+	}
+}
+int main()
+{	
+	//显示主界面
+	Show_The_Main_interface();
+	//用户输入 
+	char choice;
+	scanf("%c",&choice);
+	//输出提示信息 
+	Output_Prompts(choice); 
+}