SDE Sheet - takeUforward

Check if Binary Tree is BST

Problem Statement: You are given the root of a binary tree. The task is to determine if the given binary

Write a program to search a node with a given value in a binary search tree. Example: Disclaimer: Don’t jump

In this article, we will solve the most asked coding interview problem: Count Number of Nodes in a Binary Tree

In this article, we will solve the most asked coding interview problem: Subset sum equal to target. In this article,

In this article, we will solve the most asked coding interview problem: Ninja and his friends. Problem Link: Ninja and

Problem Statement: “The Tower of Hanoi, is a mathematical problem which consists of three rods and multiple disks. Initially, all

In this article, we will be going to discuss the Binary Search Tree data structure. Pre-req: Binary Tree, Tree Traversals

In this article, we will solve the most asked interview question: “Maximum Xor Queries”. Problem Link – Maximum Xor Queries

In this article we will solve the most asked coding interview problem “Clone Linked List”. Problem Statement: Given a Linked

In this article, we will solve the most asked coding interview problem: Minimum/Maximum falling path sum. Problem Link: Variable Starting