import java.io.*;
import java.util.*;
public class myList {
private int[] data;
private int numItems;
public myList()
{
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;
}
//insert an element d at pos
public void insert(int pos, int d) {
int last = data[data.length - 1];
for (int i = data.length - 1; i > pos; i--) {
data[i] = data[i - 1];}
data[pos] = d;
numItems = numItems + 1;
}
//remove an element at pos
public void remove(int pos) {
for (int i = pos; i < data.length - 1; i++) {
data[i] = data[i + 1];
}
data[data.length - 1] = 0;
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;
}
}