分类: LeetCode

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AcWing 1 C++ 92 Golang 1 数据库 18 LeetCode 280 Linux 19 OpenCV 7 Python 7 数学 2 项目 1 剑指 11 多旋翼 12 CS 24 Math 3 概率论 1 线性代数 2 MySQL 1 STL 1
                            
                            102-二叉树的层序遍历
                        
                                LeetCode 102. Binary Tree Level Order TraversalLeetCode-102
Given the root of a binary tree, return the level order trav
                            
                                2021-06-26
                            
                                    LeetCode
                                
                            二叉树
                        
                            46/47-全排列
                        
                                LeetCode 46. PermutationsLeetCode-46
Given an array nums of distinct integers, return all the possible permutations. You
                            
                                2021-06-26
                            
                                    LeetCode
                                
                            回溯
                        
                            491-递增子序列
                        
                                LeetCode 491. Increasing SubsequencesLeetCode-491
Given an integer array nums, return all the different possible increas
                            
                                2021-06-26
                            
                                    LeetCode
                                
                            回溯
                        
                            78/90-子集
                        
                                LeetCode 78. SubsetsLeetCode-78
Given an integer array nums of unique elements, return all possible subsets (the power s
                            
                                2021-06-26
                            
                                    LeetCode
                                
                            回溯
                        
                            93-复原IP地址
                        
                                LeetCode 93. Restore IP AddressesLeetCode-93
Given a string s containing only digits, return all possible valid IP addre
                            
                                2021-06-25
                            
                                    LeetCode
                                
                            回溯
                        
                            94/144/145-二叉树的遍历
                        
                                LeetCode 94. Binary Tree Inorder TraversalLeetCode-94
Given the root of a binary tree, return the inorder traversal of i
                            
                                2021-06-24
                            
                                    LeetCode
                                
                            二叉树
                        
                            131-分割回文串
                        
                                LeetCode 131. Palindrome PartitioningLeetCode-131
Given a string s, partition s such that every substring of the partiti
                            
                                2021-06-24
                            
                                    LeetCode
                                
                            回溯
                        
                            39/40/216-组合总和
                        
                                LeetCode 39. Combination SumLeetCode-39
Given an array of distinct integers candidates and a target integer target, retu
                            
                                2021-06-23
                            
                                    LeetCode
                                
                            回溯
                        
                            77-组合
                        
                                LeetCode 77. CombinationsLeetCode-77
Given two integers n and k, return all possible combinations of k numbers out of th
                            
                                2021-06-23
                            
                                    LeetCode
                                
                            回溯
                        
                            50-Pow
                        
                                LeetCode 50. PowLeetCode
Implement pow(x, n), which calculates x raised to the power n.
Example 1:Input: x = 2.00000, n 
                            
                                2021-06-23
                            
                                    LeetCode
                                
                            数学
                        
                            18/454-四数之和
                        
                                LeetCode 18. 4SumLeetCode-18
Given an array nums of n integers, return an array of all the unique quadruplets [nums[a], 
                            
                                2021-06-22
                            
                                    LeetCode
                                
                            哈希表
                        
                            双指针
                        
                            150-逆波兰表达式
                        
                                LeetCode 150. Evaluate Reverse Polish NotationLeetCode-150
Evaluate the value of an arithmetic expression in Reverse Pol
                            
                                2021-06-22
                            
                                    LeetCode
                                
                            栈