https://leetcode.cn/problems/string-to-integer-atoi/solution/zi-fu-chuan-zhuan-huan-zheng-shu-atoi-by-leetcode-/ 2022·9·11 二叉树的中序遍历 https://leetcode.cn/problems/binary-tree-inorder-traversal/ 给定一个二叉树的根节点 root ,返回 它的中序 遍历。 class Solution { public: void df...
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There is this awesome one line solution from this guy which is pretty insane. defspiralOrder(self, matrix):returnmatrixandlist(matrix.pop(0)) +self.spiralOrder(zip(*matrix)[::-1]) https://leetcode.com/problems/spiral-matrix/discuss/20571/1-liner-in-Python-%2B-Ruby Solutions 1publicList<...
重点在于坚持我觉得这样比较好1. 按照AC率，从高到低，看着自己的Solved Problems渐渐变多，会有小小的...
class Solution { public int maxProfit(int[] prices) { if (prices == null || prices.length == 0) { return 0; } int profitOne0 = 0, profitOne1 = -prices[0], profitTwo0 = 0, profitTwo1 = -prices[0]; int length = prices.length; for (int i = 1; i < length; i++) { ...
151. 反转字符串中的单词LINQ tv 之面试时说出"有库你不调?"仅3秒就被考官轰出大门
题目地址:https://leetcode.com/problems/jewels-and-stones/description/ 问题描述:有两堆东西,一堆J是已知的宝石,另一堆S不确定是否是宝石,要求返回S中宝石的个数 我的代码: class Solution { public: int numJewelsInStones(string J, string S) {... ...
349. 两个数组的交集这道题目，主要要学会使用一种哈希数据结构：unordered_set，这个数据结构可以解决很多类似的问题。
刷题链接:https://leetcode-cn.com/problems/merge-sorted-array/ 在这里提供两套解题思路: 直接将nums1后续的值填满,调用Arrays.sort...不断++,则可不断获得n-1,n-2,n-3的值。即可成功解题。 public voidmerge(int[]nums1, int m, int[]nums2, int n) { for(int ...
https://blog.baozitraining.org/2019/05/leetcode-solution-272-closest-binary.html 包子面试培训 2019/06/03 6200 【leetcode】高频题目整理_数组篇( High Frequency Problems, Array ) 编程算法网络安全 截止至今LeetCode题目总量已经有1582题,估计将来每年平均增长300题左右,大部分人肯定是刷不完的,所以得有选...