leetcode : valid binary search tree 不能通过 当元素中 有 val == INT_MAX 或者 val == INT_MIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 /** * Definition for a binary tree node. * struct TreeNode { * int
1/**2* Definition for binary tree3* struct TreeNode {4* int val;5* TreeNode *left;6* TreeNode *right;7* TreeNode(int x) : val(x), left(NULL), right(NULL) {}8* };9*/10classSolution {11public:12voidgetTree(vector<int> &result, TreeNode *root) {13if(!root)return;14getTr...
* Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode() : val(0), left(nullptr), right(nullptr) {} * TreeNode(int x) : val(x), left(nullptr), right(nullptr) {} * TreeNode(int x, TreeNode *left, TreeNode ...
Question : Given a string containing just the characters '(' , ')' , '{' , '}' , '[' and ']' , determine if the input string is valid. The brackets must close in the correct order, "()" and "()[]{}" are all valid but "(]" and "([)]" are not. Anwser 1 : Stack...
My Solutions to Leetcode problems. All solutions support C++ language, some support Java and Python. Multiple solutions will be given by most problems. Enjoy:) 我的Leetcode解答。所有的问题都支持C++语言,一部分问题支持Java语言。近乎所有问题都会提供多个算
0208-implement-trie-prefix-tree.scala 0211-design-add-and-search-words-data-structure.scala 0213-house-robber-ii.scala 0215-kth-largest-element-in-an-array.scala 0217-contains-duplicate.scala 0230-kth-smallest-element-in-a-bst.scala 0235-lowest-common-ancestor-of-a-binary-search-tree.scala 0242...
LeetCode: 242. Valid Anagram 题目描述 Given two strings s and t , write a function to determine if t is an anagram of s. Example 1: Input: s = "anagram", t = "nagaram"
【不做有梦想的咸鱼】 LeetCode.1411. Number of Ways to Paint N × 3 Grid给 N x 3 网格图涂色的方案数 209 -- 8:51 App 【不做有梦想的咸鱼】 LeetCode. 124. Candy 分发糖果 149 -- 10:20 App LeetCode 105. Construct Binary Tree from Preorder and Inorder Traversal 从前序与中序遍历...
【leetcode】Valid Parentheses Question : Given a string containing just the characters'(',')','{','}','['and']', determine if the input string is valid. The brackets must close in the correct order,"()"and"()[]{}"are all valid but"(]"and"([)]"are not....
Golang Leetcode 746. Min Cost Climbing Stairs.go 编程算法 dp解法 状态方程:dp[i] =min(dp[i-2]+cost[i-2],dp[i-1]+cost[i-1]) anakinsun 2019/04/25 4240 Golang Leetcode 655. Print Binary Tree.go 编程算法 更多内容请移步我的repo:https://github.com/anakin/golang-leetcode anakinsun...