2021年2月21日
[LeetCode] 1038. Binary Search Tree to Greater Sum Tree 二叉搜索树到较大和树
摘要： Given the of a Binary Search Tree (BST), convert it to a Greater Tree such that every key of the original BST is changed to the original key plus sum 阅读全文
posted @ 2021-02-21 16:17 Grandyang 阅读(612) 评论(0) 推荐(0)
[LeetCode] 1036. Escape a Large Maze 逃离巨型迷宫
摘要： In a 1 million by 1 million grid, the coordinates of each grid square are . We start at the square and want to reach the square. Each move, we can wal 阅读全文
posted @ 2021-02-21 07:42 Grandyang 阅读(1049) 评论(0) 推荐(0)
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