Output of the program [method overloading-ii]

Problem statement: 

1. class MethodOverload {}
2. 
   
3. class MethodOverloadExe2 {
4. public void run(Object o) {
5. System.out.println("object");
6. }
7. public void run(MethodOverload o) {
8. System.out.println("user data type");
9. }
10. }
11. public class OverloadingExe2 {
12. public static void main(String[] args) {
13. MethodOverloadExe2 m = new MethodOverloadExe2();
14. m.run(null);
15. }
16. }

Output:

user data type