/* C++ Program - Insert Element in Array */
		
#include<iostream.h>
#include<conio.h>
void main()
{
	clrscr();
	int arr[50], size, insert, i, pos;
	cout<<"Enter Array Size : ";
	cin>>size;
	cout<<"Enter array elements : ";
	for(i=0; i<size; i++)
	{
		cin>>arr[i];
	}
	cout<<"Enter element to be insert : ";
	cin>>insert;
	cout<<"At which position (Enter index number) ? ";
	cin>>pos;
	// now create a space at the required position
	for(i=size; i>pos; i--)
	{
		arr[i]=arr[i-1];
	}
	arr[pos]=insert;
	cout<<"Element inserted successfully..!!\n";
	cout<<"Now the new array is : \n";
	for(i=0; i<size+1; i++)
	{
		cout<<arr[i]<<" ";
	}
	getch();
}

Output
Enter Array Size :5
Enter array elements : 1  2 4 5 6
Enter element to be insert : 3
At which position (Enter index number) ? 3
Element inserted successfully..
Now the new array is : 
1 2 3 4 5 6