2015年5月7日
[leetcode] Convert Sorted Array to Binary Search Tree
摘要： Convert Sorted Array to Binary Search TreeGiven an array where elements are sorted in ascending order, convert it to a height balanced BST.分析： 我们知道，BS... 阅读全文
posted @ 2015-05-07 14:54 imKirin 阅读(89) 评论(0) 推荐(0)
[leetcode] Populating Next Right Pointers in Each Node
摘要： Populating Next Right Pointers in Each NodeGiven a binary tree struct TreeLinkNode { TreeLinkNode *left; TreeLinkNode *right; TreeLi... 阅读全文
posted @ 2015-05-07 13:15 imKirin 阅读(145) 评论(0) 推荐(0)
[leetcode] Word Search
摘要： Word SearchGiven a 2D board and a word, find if the word exists in the grid.The word can be constructed from letters of sequentially adjacent cell, wh... 阅读全文
posted @ 2015-05-07 12:49 imKirin 阅读(150) 评论(0) 推荐(0)