test2

hii/test.cpp

 #include "test.h"
-
+#include "stdio.h"
 test::test() {}
+void test::hi() {printf("hi\n");}

hii/test.h

@@ -5,6 +5,7 @@ class test
 {
 public:
     test();
+    void hi();
 };
 
 #endif // TEST_H