Queue on Jeanphilo Bloghttps://jeanphilogong.github.io/jeanblog/tags/queue/Recent content in Queue on Jeanphilo BlogHugo -- 0.168.0en-usMon, 20 Apr 2026 10:01:46 +0800Hot100: Binary Tree Right Side View (Level Order Last-Node Rule ACERS Guide)https://jeanphilogong.github.io/jeanblog/alg/leetcode/hot100/binary-tree/199-binary-tree-right-side-view/Mon, 20 Apr 2026 10:01:46 +0800https://jeanphilogong.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.Hot100: Binary Tree Level Order Traversal (BFS / DFS ACERS Guide)https://jeanphilogong.github.io/jeanblog/alg/leetcode/hot100/binary-tree/102-binary-tree-level-order-traversal/Mon, 16 Mar 2026 13:00:56 +0800https://jeanphilogong.github.io/jeanblog/alg/leetcode/hot100/binary-tree/102-binary-tree-level-order-traversal/A practical guide to LeetCode 102 covering level-by-level BFS, level-size boundaries, DFS depth buckets, and runnable multi-language implementations.