LIFE CODING WITH JAVA
Code Binary Search
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You have been given a sorted(in ascending order) integer array/list(ARR) of size N and an element X. Write a function to search this element in the given input array/list using 'Binary Search'. Return the index of the element in the input array/list. If the element is not present in the array/list, then return -1.
Sample Input 1:
7
1 3 7 9 11 12 45
3
Sample Output 1:
1
Sample Input 2:
7
1 2 3 4 5 6 7
9
Sample Output 2:
-1
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