myList3.java

import java.io.*;
import java.util.*;
public class myList3{

    private int[] data;
    private int numItems;
    
    public myList3(){
	data = new int[10];
	numItems=0;
    }

    public boolean isFull() {
	return numItems >= data.length;
    }

    public void grow() {
	    // "grow" the array by creating a new one and copying over
	    int[] tmpArray = new int[data.length+data.length/2];
	    for (int i=0;i<data.length;i++) 
		tmpArray[i]=data[i];
	    data = tmpArray;
    }

    public void add(int d) {
	if (isFull()) {
	    grow();
	}
	data[numItems]=d;
	numItems=numItems+1;
    }
    
    public String toString() {
	String s =Arrays.toString(data)+" --- " +numItems;
	return s;
    }

    public void add(int pos, int d) {
	if (pos>=numItems)
	    add(d);
	else {
	    if (isFull())
		grow();
            for(int i = numItems; i>pos; i--){
                data[i] = data[i-1];
	    }
	    data[pos] = d;
	    numItems++;
	}
    }	

    public void remove(int pos) {
        for (int i = pos; i<numItems-1;i++){
	    data[i]=data[i+1];
	}
	set(numItems-1,0);
	numItems--;
    }

    public int size() {
	return numItems;
    }

    public int get(int pos) {
	return data[pos];
    }

    public void set(int pos, int d) {
        data[pos]=d;
    }
    
    public int find(int d){
	for (int i=0;i<data.length;i++) {
	    if (data[i]==d){
		return data[i];
	    }
	}
	return -1;
    }

    public void fremove(int d){
	for (int i=0;i<data.length;i++) {
	    if (data[i]==d){
		remove (i);
		i=data.length;
	    }
	    else if (i==data.length-1 && data[i]!=d){
		System.out.println(d + " is not in the array.");
	    }
	}
    }
}