class Vector
{
   public Vector()
   {
       Vector(0, 0, 0);
   }

   public Vector(float _x, float _y, float _z)
   {
       x = _x; y = _y; z = _z;
   }

   public float x, y, z;
   public Vector normalized()
   {
       float magnitute = Math.sqrt(x * x + y * y + z * z);
       return new Vector(x / magnitude, y / magnitude, z / magnitude);
   }
}