class OverloaddingDemo{  
  
  void sum(int a, int b){
	  System.out.println("Adding a+b:"+(a+b));
	  
  }
    void sum(int a, int b, int c ){
	  System.out.println("Adding a+b+c:"+(a+b+c));
	  
  }
  public static void main(String args[]){ 
	OverloaddingDemo ad = new OverloaddingDemo();
	ad.sum(25,30);
	ad.sum(25,30,20);
  
  }  
}