Binary Trees Interview Questions

https://leetcode.com/problems/convert-sorted-list-to-binary-search-tree/description/

constraints are `N <= 1000` and `-1000 <= node value <= 1000` [https://leetcode.com/problems/maximum-distinct-path-sum-in-a-binary-tree/description/](https://leetcode.com/problems/maximum-dis

**Candidate Profile** * **Experience:** 2 Years * **Tech Stack:** Python * **Date:** December 1, 2025 **Technical Assessment** The interview focused on two primary algorithmic challenges: 1. **Search

Cohesity Interview Experience – Binary Tree DP (Learning Moment) Recently, I interviewed with Cohesity and wanted to share one learning experience from the round. The interview started with a ~10 minu

Introduction:Amadeus Labs started hiring from our college for the first time from our batch, On the first day at 9.30 am the company hosted a virtual meeting to share thei...

LeetCode #2872: Maximum Number of K-Divisible Components. Difficulty: Hard. Topics: Tree, Depth-First Search. Asked at Infosys in the last 6 months.

LeetCode #652: Find Duplicate Subtrees. Difficulty: Medium. Topics: Hash Table, Tree, Depth-First Search, Binary Tree. Asked at Yandex in the last 6 months.

LeetCode #236: Lowest Common Ancestor of a Binary Tree. Difficulty: Medium. Topics: Tree, Depth-First Search, Binary Tree. Asked at Yandex in the last 6 months.

LeetCode #543: Diameter of Binary Tree. Difficulty: Easy. Topics: Tree, Depth-First Search, Binary Tree. Asked at Nutanix in the last 6 months.

LeetCode #968: Binary Tree Cameras. Difficulty: Hard. Topics: Dynamic Programming, Tree, Depth-First Search, Binary Tree. Asked at Nutanix in the last 6 months.

LeetCode #297: Serialize and Deserialize Binary Tree. Difficulty: Hard. Topics: String, Tree, Depth-First Search, Breadth-First Search, Design, Binary Tree. Asked at Quora in the last 6 months.

LeetCode #98: Validate Binary Search Tree. Difficulty: Medium. Topics: Tree, Depth-First Search, Binary Search Tree, Binary Tree. Asked at Millennium in the last 6 months.

LeetCode #1993: Operations on Tree. Difficulty: Medium. Topics: Array, Hash Table, Tree, Depth-First Search, Breadth-First Search, Design. Asked at Juspay in the last 6 months.

LeetCode #99: Recover Binary Search Tree. Difficulty: Medium. Topics: Tree, Depth-First Search, Binary Search Tree, Binary Tree. Asked at Media.net in the last 6 months.

LeetCode #2791: Count Paths That Can Form a Palindrome in a Tree. Difficulty: Hard. Topics: Hash Table, Bit Manipulation, Tree, Depth-First Search. Asked at WeRide in the last 6 months.

LeetCode #979: Distribute Coins in Binary Tree. Difficulty: Medium. Topics: Tree, Depth-First Search, Binary Tree. Asked at Zeta Global in the last 6 months.

LeetCode #297: Serialize and Deserialize Binary Tree. Difficulty: Hard. Topics: String, Tree, Depth-First Search, Breadth-First Search, Design, Binary Tree. Asked at Hive in the last 6 months.

Round 1 - Q1 - Find if a number is palindrome. Not allowed to use any string operations. Q2 - For a given tree, find the sum of numbers formed by...

Interview Experience: I got call from recruiter for SDE 2 role @Paypal. The process took around 2 weeks to be completed and i received the offer letter after being accepted. There were...

Status: New Grad, MS in Computer Science and Engineering, Santa Clara University Position: Software Engineer 2 at PayPal, Inc. Location: San Jose, CA Interview Process: Two phone interview 45 mins each - 1st phone interview:...

LeetCode #3820: Pythagorean Distance Nodes in a Tree. Difficulty: Medium. Topics: Tree, Breadth-First Search. Asked at PayPal in the last 6 months.

I\'ve been part of the LC community for more than 3 years now and hence I want to contribute back to the community by sharing my experience. The following interview is...

I applied for SDE-1 position at Oracle. I think it was a virtual drive because there were total 10 candidates including me in that call. Process was as below -...

I'm out of points and failed the interview. Hoping for some help! Two rounds of back-to-back interviews, 2 hours each. Before the interview, the HR called and mentioned using CoderPad, emphasizing...

Hey Everyone. I recently had my oracle interview. Altough I don\'t really regret being rejected, it is what it is but the interview dynamics weren\'t pleasing. We were asked to...