#include<iostream>
#include<conio.h>
using namespace std;
int *a,NUM_ITEMS;
int main()
{
void enterdata();
void quicksort(int,int);
int i;
cout<<"\n\nEnter the number of items:";
cin>>NUM_ITEMS;
a=new int [NUM_ITEMS];
if(a==NULL)
cout<<"Memory allocation error"...