import java.util.ArrayList;

class X {
	private	int data;
	public X(int d) {data=d*2;}
	public String toString() {return ""+data;} //a trick to make a string quickly
	
	public void doSomething(X anotherObject1)
	{
		X oneMoreObject2 = new X(8);

		System.out.println(this.data);
		System.out.println(anotherObject1.data);
		System.out.println(oneMoreObject2.data);
	}
}

public class Main_X_3Objs
{
   public static void main(String[] args) 
   {
	   X firstObj = new X(1);
	   X secondObj = new X(15);
	   firstObj.doSomething(secondObj);
   }
}