In this article, we will discuss a problem that involves counting the number of unique binary search tree (BSTs) that can be formed with a given number of nodes. We will explain the problem, testcases, its solution, and provide a Python implementation. Number of Unique Binary Search Trees For ... Read More

The iswalpha() function is an extension of the isalpha() function, which supports character identification of all languages. In this article, we will learn how to use the iswalpha() function from the Standard Template Library (STL) in C++. What is iswalpha()? The iswalpha() function is used to check whether a given ... Read More

A Binary Search Tree is a data structure that stores data in a sorted order such that for every node, the left subtree contains values less than the node's value, and the right subtree contains values greater than the node's value. In this article, we will find all even nodes ... Read More

In this article, we will discuss a classic Dynamic Programming problem that involves constructing an optimal binary search tree for a given set of keys with their search probabilities. Before diving into the problem, let us understand what are Binary Search Trees and Dynamic Programming. Optimal Binary Search Tree Problem ... Read More

In this article, we will explain how to find the node with the minimum value in a binary search tree (BST) and provide a C++ implementation. A binary search tree is a data structure that stores data in a sorted order such that for every node, the left subtree contains ... Read More

In this article, we will explain the concept of rolling hash and find the longest common substring using binary search and rolling hash. We will also provide a C++ code implementation for the same. Rolling Hash of a String Problem Statement ... Read More

In this article, we will learn to solve a popular problem that involves finding the closest element in a binary search tree (BST) to a given target value. There are two methods to solve this problem: Brute Force Method (Inorder Traversal) ... Read More

In this article, we will learn how to find the square root of a number up to a given precision by using binary search algorithm and implement it in C++. Before dive into the concept, make sure that you have a basic understanding of binary search algorithm. ... Read More

In this article, we will explain a beginner level problem that involves finding answers for questions by checking for vowels in the question text. We will implement a C++ program that solves this problem. Let's break down the problem statement below. Find Answers by Vowel Checking Amal and Bimal ... Read More

In this article, we will explain maximum fruit count to make compote problem and implement a C++ program to solve it. The problem involves finding the maximum number of fruits that can be used to make a compote, given certain constraints. Let's break down the problem statement below. Maximum ... Read More