#include <iostream>
using namespace std;
int main() {
int arr[] = {1,2,3,4,5,6,7,8,9,10};
int val = 2;
int l = 0;
int h = 9;
int flag = false;
while(l<=h){
int mid = (l+h)/2;
if(arr[mid] == val){
flag = true;
cout<<mid;
break;
}else if(arr[mid]>val){
h = mid-1;
}else if(arr[mid]<val){
l=mid+1;
}
}
if(flag == false){
cout<<"Not Present in the given array";
}
}