/**
 * Write a description of class Vector here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */

public class Vector  
{
    // instance variables - replace the example below with your own
    private int x;
    private int y;
   
    
    public Vector(int xValue, int yValue)
    {
        x = xValue;
        y = yValue;
    }
    
    public int getX ()
    {
        return x;
    }
    
    public void setX(int xValue)
    {
        x = xValue;
    }
    
    public int getY ()
    {
        return y;
    }
       
    public void setY(int yValue)
    {
        y = yValue;
    }
     
    public double length()
    {
        return (Math.sqrt(x*x+y*y));
    }
    
    public void add(Vector vectorToAdd)
    {
        x = x+vectorToAdd.getX();
        y = y+vectorToAdd.getY();
    }

   
}