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Categories of Questions

## Tree Questions DBOI

**Question 1. Binary Search Tree Search and Insertion** Problem Statement Write an algorithm to perform searching and insertion in Binary Search Tree. So what we are going to do is insert some of the elements from input into a binary search tree. Whenever asked to search a particular element, we’ll be searching it among the elements in BST(short ...

**Question 2. Binary Search Tree** A binary search tree is a Binary tree with some rules that allows us to maintain the data in a sorted fashion. As it is a binary tree hence, a node can have at max 2 children. Structure of a Binary Search Tree node Rules for Binary tree to ...

**Question 3. Binary Tree Data Structure** In this article, we will read about the Binary Tree Data Structure. Trees are hierarchical data structures where every node has a parent node except the root node. The nodes with no child are called leaves. Need for Trees? 1. Trees are used when we need to store data in ...

## Stack Questions DBOI

**Question 4. Min Stack** In min stack problem we have to design a stack to implement the following functions efficiently, push(x) –> Push an element x to the stack pop() –> Removes the item on top of stack top() –> Return the element at top of stack getMin() –> Return the minimum element present ...

## Other Questions DBOI

**Question 5. Palindrome Number** Problem Statement the problem “Palindrome Number” states that you are given an integer number. Check if it is a palindrome or not. Solve this problem without converting the given number into a string. Example 12321 true Explanation 12321 is a palindrome number because when we reverse 12321 it gives 12321 ...

**Question 6. Data Structure Designing** Listening to Data Structure Designing, A lot of people might want to run away looking at the title itself. Those who know me know that I am not leaving until I explain the concept entirely. Embark with me on a journey to learn a problem and a few ideas on ...

**Question 7. Fibonacci numbers** Fibonacci numbers are the numbers that form the series called Fibonacci series and are represented as Fn. The first two Fibonacci numbers are 0 and 1 respectively i.e. F=0 and F1=1. Starting from the third Fibonacci number each Fibonacci number is the sum of its previous two numbers in the ...