myList.java

import java.io.*;
import java.util.*;


public class myList {
    private int[] data;
    private int numItems;
    
    public myList() {
	data = new int[5];
	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 (isFull()){
	    grow();
	}
	for (int i=data.length-1;i >pos;i--){
	    data[i]=data[i-1];
	}
	data[pos]= d;
	numItems= numItems + 1;
    }

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

    public void fRemove(int d) {
	for(int i = 0; i < data.length; i++) {
	    if (data[i] == d) {
		remove(i);
		numItems = numItems - 1;
		break;
	    }
	}
    }
}