version

test.cpp

@@ -6,10 +6,10 @@ using namespace std;
 
 int main()
 {
-	yimian hh;
-
-	hh.hi();
+	yimian tomatotrees;
 
+	tomatotrees.hi();
+	cout << tomatotrees.version<< endl;
 	
 	return 0;
 }

yimian.cpp

@@ -1,7 +1,6 @@
-#include<iostream>
 #include"yimian.h"
 
-using namespace std;
+string yimian::version = "Version 0.0.1";
 
 void yimian::hi()
 {

yimian.h

@@ -1,10 +1,16 @@
 #ifndef YIMIAN_H
 #define YIMIAN_H
 
+#include<iostream>
+#include<string>
+
+using namespace std;
+
 class yimian
 {
 	public:
 		void hi();
+		static string version;
 };
 
 #endif