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;
}
//HW
public void insert(int pos, int d) {
// inserts data item d at location pos in the data array
// remember we have to shift down items to make room and
// we might have to grow the array
int[]shift=new int[data.length+1];
for (int i=0; i<pos; i++){
shift[i]=data[i];
}
shift[pos]=d;
for (int i=pos+1; i<data.length; i++){
shift[i]=data[i-1];
}
data=shift;
numItems=numItems + 1;
}
public void remove(int pos){
int shift[]=new int[data.length-1];
for (int i=0; i<pos; i++){
shift[i]=data[i];
}
for (int i=pos; i<data.length-1; i++){
shift[i]=data[i+1];
}
data=shift;
numItems=numItems - 1;
}
}