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力扣(LeetCode)
亲爱的力扣用户 力扣 LeetCode 中国主域名由 leetcode-cn.com 全面升级为 leetcode.cn 欢迎使用新域名访问力扣 LeetCode 力扣 LeetCode 中国 主域名由 leetcode-cn.com 全面升级为 leetcode.cn 欢迎使用新域名访问力扣 LeetCode
Algorithmist
Algorithmist is dedicated to anything algorithms - from the practical realm, to the theoretical realm. There are also links and explanation to problemsets. Algorithmic Topics Sorting Exhaustive Search Graph Theory Dynamic Programming Greedy Computational Geometry Number Theory Data Structures View the Table of Contents. Want a problem/algorithm/section written up? Leave...
Leetcode
Uber 面经 https://www.1point3acres.com/bbs/thread-490045-1-1.html 第一轮: 面经题, 给起始和终点时间,按月输出中间的时间段,比如给定范围 [2019-01-10, 2019-03-15], 输出 -> [2019-01-10, 2019-01-31], [2019-02-01, 2019-02-28], [2019-03-01, 2019-03-15] 要考虑不同年月份的,个人觉得有时间还是提前写写吧,各种cases挺多的 先算出头跟尾,中间的就好解决了 第二轮: 韩国大叔,给一个un sorted array,里面数unique,找出所有两两和相等的pairs, 比如[9, 4, 3, 1, 7, 12] 返回:[1, 12] & [4, 9], [3, 7]. & [1, 9], [4, 12] & [7, 9] 卡住了,最后只好暴力解,卒 暴力找出n^2, 然后map存 sum -> pairs 第三轮:...
Lisa Tech Blog | My security road
Post navigation ← Older posts [Leetcode C++] Roman to Integer Posted on June 25, 2017 by admin Reply Problem Given a roman numeral, convert it to an integer. Input is guaranteed to be within the range from 1 to 3999. Analysis We traverse the string and add up each char...
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Tech Interview
LeetCode 1 – Two Sum – Easy (5/20/2016) LeetCode 2 – Add Two Numbers – Medium (5/20/2016) LeetCode 3 – Longest Substring Without Repeating Characters – Medium (5/20/2016) LeetCode 4 – Median of Two Sorted Arrays – Hard (8/29/2017) LeetCode 5 – Longest Palindromic Substring – Medium (8/29/2017) LeetCode 6...
Massive Algorithms: Archives
Archives at 8:33 PM Email ThisBlogThis!Share to TwitterShare to FacebookShare to Pinterest Newer Post Older Post Slider(Newer 20)    Home (Archives)    Random Post    Slider(Random 20)    Slider(Older 20) Home Labels LeetCode (1433) GeeksforGeeks (1122) LeetCode - Review (1068) Review (883) Algorithm (668) to-do (609) Classic Algorithm (270) Google...
今際の国の呵呵君
Monday, January 21, 2019 [LeetCode]Subsets II Read more » Posted by 今際の国の呵呵君 at 8:57 PM No comments: Email ThisBlogThis!Share to TwitterShare to FacebookShare to Pinterest Labels: dfs, leetcode Location: Newark, CA 94560, USA [LeetCode]Subsets Read more » Posted by 今際の国の呵呵君 at 8:54 PM No comments: Email ThisBlogThis!Share to TwitterShare to...
刷题记录
382. Linked List Random Node 获取链接 Facebook Twitter Pinterest 电子邮件 其他应用 十月 02, 2018 Problem: Given a singly linked list, return a random node's value from the linked list. Each node must have the  same probability  of being chosen. Follow up: What if the linked list is extremely large and...
The way to Algorithm
2016年3月15日星期二 Basic LinkedList/ Array/ String (1) Sort List (leetcode 148) (2) Reverse List in K group (leetcode 25) try both recursive and iterative (3) Merge K sorted List (leetcode 23) (4) Insertion Sort List (leetcode 147) also try merge sort, quick sort (5) Summary Ranges (leetcode 228) (6) Merge Intervals...
Julia's coding blog - Practice makes perfect
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解开的都是套路
Thursday, December 21, 2017 Facebook脸家 - Lexicographical path Lexicographical path 5 / \ 3 2 / \ \ 2 4 4 \ 1 FB 面经,自底向上的 path 有【1,4,2,5】,【4,3,5】,【2,3,5】,要求按自底向上的 lexicographical order 返回排序的 path,比如在这里是 【1,4,2,5】, 【2,3,5】,【4,3,5】 Analysis: Post order, for each node keep left & right paths, merge 2 into one single path....
Han Zhu's Study Notes
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LintCode 炼码
Powerful coding training system. LintCode has the most interview problems covering Google, Facebook, Linkedin, Amazon, Microsoft and so on. We provide Chinese and English versions for coders around the world.
Buttercola
Sunday, February 21, 2021 Lintcode 676. Decode Ways II A message containing letters from A-Z is being encoded to numbers using the following mapping way: 'A' -> 1 'B' -> 2 ... 'Z' -> 26 Beyond that, now the encoded string can also contain the character *, which can be treated...