Idiot-maker

摘要： https://leetcode.com/problems/binary-tree-right-side-view/Given a binary tree, imagine yourself standing on therightside of it, return the values of t... 阅读全文

摘要： https://leetcode.com/problems/clone-graph/Clone an undirected graph. Each node in the graph contains alabeland a list of itsneighbors.OJ's undirected ... 阅读全文

摘要： https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal/ Given a binary tree, return the zigzag level order traversal of its nodes' val 阅读全文

摘要： https://leetcode.com/problems/surrounded-regions/ Given a 2D board containing 'X' and 'O', capture all regions surrounded by 'X'. A region is captured 阅读全文