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The recursion method can be used in the binary search. Binary Search In C. A Binary Search is a sorting algorithm, that is used to search an element in a sorted array. It is also known as half-interval search or logarithmic search. The making of a node and traversals are explained in the post Binary Trees in C: Linked Representation & Traversals.Here, we will focus on the parts related to the binary search tree like inserting a node, deleting a node, searching, etc. Binary search halves the searchable items and thus reduces the count of comparisons to be made to very less numbers. In the same way, the other half part is searched. Step 1: First divide the list of elements in half. Example: Binary Search Program in C++. Let's implement this algorithm in C, C++. If you are looking for a binary search in C with recursion example, this C programming tutorial will help you to learn how to write a program for binary search in C. Just go through this C programming example to learn about binary search, we are sure that you will be able to write a C program for binary search using recursion. Explanation. In this, we will define a recursive function that keeps calling itself until it meets the condition. Pseudocode. Step 2: In the second step we compare the target value with the middle element of the array. The effective size of the array decreases by 2 on each iteration. If equality is not found, then the half part is eliminated in which the value is not there. Write a C, C++ program to implement a binary search. It is efficient and fast searching algorithm. It is also known as half interval search algorithm. Binary Search Binary search is a search algorithm that finds the position of an element (target value) within a sorted array. Binary search is another searching algorithm in C++. Let's understand the recursive method of binary search. Let's understand the above program using the recursive function. Based on the above principle, the binary search algorithm compares the search value X with the middle element of the array and keep eliminating the left-hand or the right-hand side until we find X or the size of the array becomes one. Binary search algorithm searches the target value within a sorted array. To perform a binary search array must be sorted, it should either be in ascending or descending order. A binary search technique works only on a sorted array, so an array must be sorted to apply binary search on the array. Binary search works on a sorted array. Binary Search In C Program Using Recursion. Binary search is an efficient search algorithm as compared to linear search. Python Program The value is compared with the middle element of the array. Recursive Binary Search. If we want to search any element in the list then the only condition required is that the elements in the list must be in sorted order. 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