摘要: Remove Duplicates from Sorted List II 题解 题目来源:https://leetcode.com/problems/remove duplicates from sorted list ii/description/ Description Given a sor 阅读全文
posted @ 2018-01-29 11:35 言何午 阅读(100) 评论(0) 推荐(0) 编辑
摘要: Remove Duplicates from Sorted List 题解 题目来源:https://leetcode.com/problems/remove duplicates from sorted list/description/ Description Given a sorted li 阅读全文
posted @ 2018-01-29 10:50 言何午 阅读(138) 评论(0) 推荐(0) 编辑
摘要: Remove Duplicates from Sorted Array II 题解 题目来源:https://leetcode.com/problems/remove duplicates from sorted array ii/description/ Description Follow up 阅读全文
posted @ 2018-01-29 10:08 言何午 阅读(91) 评论(0) 推荐(0) 编辑
摘要: Palindrome Number 题解 题目来源:https://leetcode.com/problems/palindrome number/description/ Description Determine whether an integer is a palindrome. Do th 阅读全文
posted @ 2018-01-29 09:45 言何午 阅读(99) 评论(0) 推荐(0) 编辑
摘要: Decode Ways 题解 题目来源:https://leetcode.com/problems/decode ways/description/ Description A message containing letters from is being encoded to numbers u 阅读全文
posted @ 2018-01-28 19:47 言何午 阅读(135) 评论(0) 推荐(0) 编辑
摘要: Climbing Stairs 题解 题目来源:https://leetcode.com/problems/climbing stairs/description/ Description You are climbing a stair case. It takes n steps to reac 阅读全文
posted @ 2018-01-28 17:17 言何午 阅读(102) 评论(0) 推荐(0) 编辑
摘要: Maximum Subarray 题解 题目来源:https://leetcode.com/problems/maximum subarray/description/ Description Find the contiguous subarray within an array (contain 阅读全文
posted @ 2018-01-28 16:25 言何午 阅读(101) 评论(0) 推荐(0) 编辑
摘要: Remove Duplicates from Sorted Array 题解 题目来源:https://leetcode.com/problems/remove duplicates from sorted array/description/ Description Given a sorted 阅读全文
posted @ 2018-01-28 13:30 言何午 阅读(130) 评论(0) 推荐(0) 编辑
摘要: Swap Nodes in Pairs 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/swap nodes in pairs/description/ Description Given a linked list, swap every two a 阅读全文
posted @ 2018-01-27 15:20 言何午 阅读(161) 评论(0) 推荐(0) 编辑
摘要: C语言内存分布 典型的C语言程序内存表示分区共有5个部分: 1. 正文段 Text segment 2. 已初始化数据段(数据段)Initialized data segment 3. 未初始化数据段(bss)Uninitialized data segment 4. 堆 Stack 5. 栈 He 阅读全文
posted @ 2018-01-26 17:16 言何午 阅读(2696) 评论(0) 推荐(0) 编辑
摘要: Symmetric Tree 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/symmetric tree/description/ Description Given a binary tree, check whether it is a mirr 阅读全文
posted @ 2018-01-26 15:03 言何午 阅读(108) 评论(0) 推荐(0) 编辑
摘要: Maximum Depth of Binary Tree 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/maximum depth of binary tree/description/ Description Given a binary tree 阅读全文
posted @ 2018-01-26 12:54 言何午 阅读(93) 评论(0) 推荐(0) 编辑
摘要: Binary Tree Level Order Traversal 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/binary tree level order traversal/description/ Description Given a b 阅读全文
posted @ 2018-01-26 11:28 言何午 阅读(142) 评论(0) 推荐(0) 编辑
摘要: Validate Binary Search Tree 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/validate binary search tree/description/ Description Given a binary tree, 阅读全文
posted @ 2018-01-26 10:53 言何午 阅读(115) 评论(0) 推荐(0) 编辑
摘要: Remove Nth Node From End of List 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/remove nth node from end of list/description/ Description Given a lin 阅读全文
posted @ 2018-01-25 11:24 言何午 阅读(109) 评论(0) 推荐(0) 编辑
摘要: Reverse Integer 题解 题目来源:https://leetcode.com/problems/reverse integer/description/ Description Given a 32 bit signed integer, reverse digits of an int 阅读全文
posted @ 2018-01-25 10:50 言何午 阅读(126) 评论(0) 推荐(0) 编辑
摘要: String to Integer (atoi) 题解 题目来源:https://leetcode.com/problems/string to integer atoi/description/ Description Implement atoi to convert a string to a 阅读全文
posted @ 2018-01-25 09:52 言何午 阅读(82) 评论(0) 推荐(0) 编辑
摘要: Valid Sudoku 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/valid sudoku/description/ Description Determine if a Sudoku is valid, according to: "Sudo 阅读全文
posted @ 2018-01-24 11:03 言何午 阅读(106) 评论(0) 推荐(0) 编辑
摘要: Group Anagrams 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/group anagrams/description/ Description Given an array of strings, group anagrams toget 阅读全文
posted @ 2018-01-24 10:35 言何午 阅读(99) 评论(0) 推荐(0) 编辑
摘要: Unique Binary Search Trees II 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/unique binary search trees ii/description/ Description Given an integer 阅读全文
posted @ 2018-01-23 22:15 言何午 阅读(110) 评论(0) 推荐(0) 编辑
摘要: Unique Binary Search Trees 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/unique binary search trees/description/ Description Given n, how many struc 阅读全文
posted @ 2018-01-22 21:18 言何午 阅读(82) 评论(0) 推荐(0) 编辑
摘要: Binary Tree Inorder Traversal 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/binary tree inorder traversal/description/ Description Given a binary tr 阅读全文
posted @ 2018-01-22 20:07 言何午 阅读(158) 评论(0) 推荐(0) 编辑
摘要: Same Tree 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/same tree/description/ Description Given two binary trees, write a function to check if they 阅读全文
posted @ 2018-01-22 18:08 言何午 阅读(123) 评论(0) 推荐(0) 编辑
摘要: Median of Two Sorted Arrays 题解 题目来源:https://leetcode.com/problems/median of two sorted arrays/description/ Description There are two sorted arrays num 阅读全文
posted @ 2018-01-21 20:17 言何午 阅读(95) 评论(0) 推荐(0) 编辑
摘要: Longest Palindromic Substring 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/longest palindromic substring/description/ Description Given a string s, 阅读全文
posted @ 2018-01-20 19:47 言何午 阅读(102) 评论(0) 推荐(0) 编辑
摘要: 归并排序 递归版 c++ include using namespace std; // reg 是临时存储归并结果的数组 void merge(int arr, int reg, int start, int end) { if (start = end) return; int left = s 阅读全文
posted @ 2018-01-13 13:10 言何午 阅读(198) 评论(0) 推荐(0) 编辑
摘要: 算法概论——课后习题8.3 问题 STINGY SAT is the following problem: given a set of clauses (each a disjunction of literals) and an integer k, and a satisfying assig 阅读全文
posted @ 2017-12-30 16:07 言何午 阅读(153) 评论(0) 推荐(0) 编辑
摘要: Copy List with Random Pointer 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/copy list with random pointer/description/ Description A linked list is 阅读全文
posted @ 2017-12-27 17:58 言何午 阅读(101) 评论(0) 推荐(0) 编辑
摘要: Range Sum Query Mutable 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/range sum query mutable/description/ Description Given an integer array nums, 阅读全文
posted @ 2017-12-21 21:26 言何午 阅读(133) 评论(0) 推荐(0) 编辑
摘要: Insertion Sort List 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/insertion sort list/description/ Description Sort a linked list using insertion so 阅读全文
posted @ 2017-12-20 17:39 言何午 阅读(113) 评论(0) 推荐(0) 编辑
摘要: Populating Next Right Pointers in Each Node II 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/populating next right pointers in each node ii/descript 阅读全文
posted @ 2017-12-15 02:05 言何午 阅读(110) 评论(0) 推荐(0) 编辑
摘要: Populating Next Right Pointers in Each Node 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/populating next right pointers in each node/description/ D 阅读全文
posted @ 2017-12-15 02:04 言何午 阅读(94) 评论(0) 推荐(0) 编辑
摘要: Add Two Numbers 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/add two numbers/description/ Description You are given two non empty linked lists repr 阅读全文
posted @ 2017-12-13 17:12 言何午 阅读(111) 评论(0) 推荐(0) 编辑
摘要: Path Sum II 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/path sum ii/description/ Description Given a binary tree and a sum, find all root to leaf 阅读全文
posted @ 2017-12-06 22:23 言何午 阅读(108) 评论(0) 推荐(0) 编辑
摘要: Construct Binary Tree from Inorder and Postorder Traversal 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/construct binary tree from inorder and post 阅读全文
posted @ 2017-12-06 21:12 言何午 阅读(181) 评论(0) 推荐(0) 编辑
摘要: Maximum Binary Tree 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/maximum binary tree/description/ Description Given an integer array with no duplic 阅读全文
posted @ 2017-12-06 19:31 言何午 阅读(117) 评论(0) 推荐(0) 编辑
摘要: Search a 2D Matrix 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/search a 2d matrix/description/ Description Write an efficient algorithm that searc 阅读全文
posted @ 2017-12-02 10:30 言何午 阅读(111) 评论(0) 推荐(0) 编辑
摘要: Palindrome Partitioning 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/palindrome partitioning/description/ Description Given a string s, partition s 阅读全文
posted @ 2017-11-30 23:02 言何午 阅读(107) 评论(0) 推荐(0) 编辑
摘要: Unique Paths II 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/unique paths ii/description/ Description Follow up for "Unique Paths": Now consider if 阅读全文
posted @ 2017-11-23 21:17 言何午 阅读(88) 评论(0) 推荐(0) 编辑
摘要: Unique Paths 题解 原创文章,拒绝转载 题目来源:https://leetcode.com/problems/unique paths/description/ Description A robot is located at the top left corner of a m x 阅读全文
posted @ 2017-11-22 20:40 言何午 阅读(94) 评论(0) 推荐(0) 编辑