import util.IntVector;

class Program {
    public static void main(String[] args) {
        int[] a = {0, 1, 3, 5};

        //int[] a = new int[4];
        //a[0] = 0; a[1] = 1; a[2] = 3; a[3] = 5;
        IntVector v = new IntVector(a);
        System.out.println(v);

        IntVector v2 = new IntVector(v);   /// not the same as IntVector v2 = v
        //IntVector v2 = v;

        v.add(1);
        System.out.println(" v: " + v);
        System.out.println("v2: " + v2);
    }
}