package com.company;

import java.util.Arrays;
import java.util.Random;

public class Main {
    public static void main(String args[]) {
        Random rnd = new Random();
        int[] arr = new int[10];
        for (int i = 0; i < arr.length; i++) {
            arr[i] = rnd.nextInt(15);
        }
        System.out.println(Arrays.toString(arr));
        Arrays.sort(arr);
        System.out.println(Arrays.toString(arr));
        boolean b = true;
        int search = 12;
        int start = 0;
        int end = arr.length - 1;
        while (b) {
            int mid = start + (end - start) / 2;
            if (arr[mid] == search) {
                System.out.println(mid);
                b = false;
            } else {
                if (arr[mid] < search) {
                    start = mid + 1;
                } else {
                    end = mid - 1;
                }
            }
        }
    }
}