import java.util.*;

public class Driver
{
    public static void main(String [] args)
    {
        /*
        System.out.println("testing listToVector...");
        ArrayList<Integer> list = new ArrayList<Integer>(
            Arrays.asList(3, 5, 6, 2, -4, 8)
        );

        Collections.sort(list);
        
        int[] vector = listToVector(list);
        
        printArray(vector);
        */
        
        int[] newArray = {7,3,7,3,2,8,2,33,1,34,6,8};
        ArrayList<Integer> myList = vectorToList(newArray);
        printArrayList(myList);
    }

    public static int[] listToVector(ArrayList<Integer> list)
    {
        int[] arr = new int[list.size()];
        
        for(int i=0; i < list.size(); i++)
        {
            arr[i] = list.get(i);
        }
        
        return arr;
    }

    public static void printArray(int[] arr)
    {
        for(int i=0; i<arr.length; i++) {
            System.out.print(arr[i] + ", ");
        }
        System.out.println("");
    }
    
    
    public static void printArrayList(ArrayList<Integer> list)
    {
        for(int i=0; i<list.size(); i++) {
            System.out.print(list.get(i) + ", ");
        }
        System.out.println("");
    }
    
    public static ArrayList<Integer> vectorToList(int[] myVector)
    {
        ArrayList<Integer> myList = new ArrayList<Integer>(myVector.length);
        
                
        for(int i=0; i < myVector.length; i++)
        {
            myList.add(i, myVector[i]);
        }
        
        return myList;
    }
    
}