LeetCode 1022 | Sum of Root To Leaf Binary Numbers | DFS + Binary Trick | O(N) Solution 🔥 скачать в хорошем качестве

LeetCode 1022 | Sum of Root To Leaf Binary Numbers | DFS + Binary Trick | O(N) Solution 🔥

In today’s LeetCode Problem of the Day, we solve 1022. Sum of Root To Leaf Binary Numbers. You are given a binary tree where each node contains 0 or 1. Every root-to-leaf path represents a binary number — and we need to calculate the total sum of all those numbers. Solution: https://leetcode.com/problems/sum-of-... In this video, you’ll learn: ✔ How to build binary numbers during DFS ✔ How to use bit manipulation (left shift trick) ✔ Step-by-step dry run ✔ Clean Java implementation ✔ Time & Space Complexity analysis This is a perfect problem to understand: • Tree Traversal (DFS) • Binary Number Formation • Bit Manipulation in Trees Time Complexity: O(N) Space Complexity: O(H) If you’re preparing for coding interviews or improving your DSA skills, this problem is a must-know. #codinginterview #codewithkhan #dsa #leetcode #datastructures #algorithms #competitiveprogramming #leetcodepotd #problemsolving #dailycoding #LeetCode1022 #LeetCodeDaily #DSA #BinaryTree #DFS #CodingInterview #JavaProgramming #BitManipulation #LeetCodeSolution #DataStructures