Binary Search

#include <iostream>
using namespace std;

int main()
{
    int n, arr[100], bg, en, md, i, itm, loc=1;

    cout<<"Please Enter The Element Number: ";
    cin>>n;

    bg=1;
    en=n;
    md=int((bg+en)/2);

    cout<<"Please Enter Data One By One by Pressing Enter: ";

    for(i=1; i<=n; i++)
        cin>>arr[i];

    cout<<"Please Enter The ITEAM you want to search: ";
    cin>>itm;

    while (bg<=en && arr[md] != itm)
    {
        if(itm<arr[md])
        {
            en=md-1;

        }
        else
        {
                bg=md+1;
        }
    md=int((bg+en)/2);
    }

    if(arr[md]==itm)
    {
        loc=md;
        cout<<"Iteam Found in "<<loc<<" number location";
    }
    else
    {
        cout<<"Iteam Not Found";

    }

}