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leetcode 437. Path Sum III
Feb 24, 2017
· 1 min read
·
brute force
leetcode 101. Symmetric Tree Add to List(二叉树,判断镜像)
Feb 24, 2017
· 1 min read
leetcode 110. Balanced Binary Tree
Feb 24, 2017
· 1 min read
leetcode 235. Lowest Common Ancestor of a Binary Search Tree(求一个BST中某两个节点LCA)
Feb 22, 2017
· 1 min read
·
binary search
LCA
leetcode 104. Maximum Depth of Binary Tree(求一棵树的深度)
Feb 22, 2017
· 1 min read
leetcode 226. Invert Binary Tree(反转二叉树)
Feb 22, 2017
· 1 min read
112. Path Sum
Feb 22, 2017
· 1 min read
·
前缀和
leetcode 108. Convert Sorted Array to Binary Search Tree(有序数组转化成bst)
Feb 21, 2017
· 1 min read
·
binary search tree
leetcode 107 Binary Tree Level Order Traversal II(最底层往上依次输出二叉树每一个node的val)
Feb 20, 2017
· 1 min read
hypereal面小记
Feb 17, 2017
· 1 min read
·
面试经历
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