Program To Insert Number In Array.

#include<iostream.h>
#include<conio.h>
int *arr;
void main()
{
int size,i,num,index;
clrscr();
cout<<"How Many Numbers You Want to Add :";
cin>>size;
arr=new int[size];
for(i=0;i<size;i++)
{
cout<<"Enter "<<i+1<<" Number :";
cin>>arr[i];
}
for(i=0;i<size;i++)
{
cout<<arr[i]<<endl;
}
cout<<"In Which Index You Want to Add Number :";
cin>>index;
cout<<"Which Number You Want to Add :";
cin>>num;
size++;
for(i=size;i>index;i--)
{
arr[i]=arr[i-1];
}
arr[index]=num;
cout<<"\n\nArray After Add Number :"<<endl;
for(i=0;i<size;i++)
{
cout<<arr[i]<<endl;
}
delete []arr;
getch();
}