myList.java

import java.io.*;
import java.util.*;
public class myList {

    private int[] data;
    private int numItems;

    public myList()
    {
        data =new int[10];
        numItems=0;
    }

    public void add(int d) {

        if (numItems>=data.length) {
            System.out.println("Growing");
            int[] tmpArray = new int[data.length+(data.length/2)];
            for (int i=0;i<data.length;i++)
                tmpArray[i]=data[i];
            data = tmpArray;
        }


        // then add
        data[numItems]=d;
        numItems=numItems+1;
    }

    public String toString() {
        String s =Arrays.toString(data)+" --- " +numItems;
        return s;
    }


    //insert int d at int position.
    public void insert (int pos, int d) {
        for (int i = data.length-1; i > pos -1; i--) {
            data [i] = data [i-1];
        }

        data [pos-1] = d;

    }
}