exp on mathed overlading in java

1class DisplayOverloading2
2{
3    public void disp(char c)
4    {
5        System.out.println(c);
6    }
7    public void disp(int c)
8    {
9       System.out.println(c );
10    }
11}
12
13class Sample2
14{
15    public static void main(String args[])
16    {
17        DisplayOverloading2 obj = new DisplayOverloading2();
18        obj.disp('a');
19        obj.disp(5);
20    }
21}