Method Overloading

7. Program

//Find what it gives Compiletion Error / Compiletion Successfully / Output ? 
class G
{   
 public static void main(int a, int b)
 {  
  System.out.println(a);  
  System.out.println(b);  
 }
 
    public static void main(int a)
 {  
  System.out.println(a);  
 }  
    
 public static void main(String[] main)
 {  
  System.out.println("main()");  
  main(10);  
  main(10, 20);  
 }   
}  

---

8. Program

//Find what it gives Compiletion Error / Compiletion Successfully / Output ? 
class H
{
 void test()
 {
  System.out.println("from test()");
 }
 
 double test(int d)
 {
  return d;
 }
 
 public static void main(String[] args) 
 {
  G g1 = new G();
  System.out.println( g1.test() );
  System.out.println("Done");
 }
 
}

---

9. Program

//Find what it gives Compiletion Error / Compiletion Successfully / Output ? 
class I
{  
 void test(int a,long b)
 {
  System.out.println("a method invoked");
 }  
  
 void test(long a,int b)
 {
  System.out.println("b method invoked");
 }  
  
 public static void main(String args[])
 {  
  I i1 = new I(); 
  i1.test(20,20);  
 }  
 
 // now ambiguity 
 //because compiler can't understand which test is called
}  

---

Page....