Given an array arr[] sorted in ascending order of size N and an integer K. 

Check if K is present in the array or not. (Use Binary Search)

Input: N = 5

           K = 6

           arr[] = {1,2,3,4,6}

Output: 1

Explanation: Since, 6 is present in the array at index 4 (0-based indexing), output is 1