Level Order on Jeanphilo Bloghttps://shio-chan-dev.github.io/jeanblog/tags/level-order/Recent content in Level Order on Jeanphilo BlogHugo -- 0.161.1en-usMon, 20 Apr 2026 10:01:46 +0800Hot100: Binary Tree Right Side View (Level Order Last-Node Rule ACERS Guide)https://shio-chan-dev.github.io/jeanblog/alg/leetcode/hot100/binary-tree/199-binary-tree-right-side-view/Mon, 20 Apr 2026 10:01:46 +0800https://shio-chan-dev.github.io/jeanblog/alg/leetcode/hot100/binary-tree/199-binary-tree-right-side-view/A practical guide to LeetCode 199 covering why the right side view is just the last node of each level, plus two stable solutions: level-order BFS and right-first DFS.