Maximum Subarray Maximum Product Subarray--DP--2D--Edit Distance Distinct Subsequences Total Longest Palindromic Substring Longest Common Subsequence Longest Common Substring. Note : Time complexity = O(n*k), n is the number of strings, k is the max length of the strings. Given a non-empty list of words, return the k most frequent elements. 8. If there are n buckets and a pig drinking poison will die within m minutes, how many pigs (x) you need to figure out the "poison" bucket within p minutes? Given an array of citations (each citation is a non-negative integer) of a researcher, write a function to compute the researcher's h-index. to my old Leetcode repository, where there were 5.7k+ stars and 2.2k+ forks (ever the top 3 in the field). Paint House, Paint House II. If the interval == 5 minutes, we also remove it from queue, based on the test case of this problem in leetcode. 3 m min. Data Structure Design. Solution 1: Hash Table, Bucket Sort 16ms. Example: I wonder a few times, and today I did look into a few solutions, such as Leetcode 10: regular expression matching, binary index tree, and I do find that the leetcode solutions are excellent, I should spend time to read those solutions in 2018. 692 Top K Frequent Words Problem. Paint House (Easy) 257. Solution: 2 m min. Binary Tree Paths (Easy) 259. I'll keep updating for full summary and better solutions. There is exact one bucket with poison. Because there only 26 (fix number) lower case English characters, so we can use bucket sort. LeetCode LeetCode Diary 1. 200 60 15 4 --> 54 = 20 min. LeetCode R.I.P. Two Sum (Easy) 2. Your answer should be sorted by frequency from highest to lowest. The blog is the third popular post on my blog. Since free questions may be even mistakenly taken down by some companies, only solutions will be post on now. "Lintcode" and other potentially trademarked words, copyrighted images and copyrighted readme contents likely belong to the legal entity who owns the "Kamyu104" organization. There are new LeetCode questions every week. 5 1 6 * 2 6 2 40 3 Note : Time complexity of initialization = O(1). According to the definition of h-index on Wikipedia: "A scientist has index h if h of his/her N papers have at least h citations each, and the other N − h papers have no more than h citations each.". LeetCode [265] Paint House II; LeetCode [264] Ugly Number II; LeetCode [263] Ugly Number; LeetCode [261] Graph Valid Tree; LeetCode [260] Single Number III; LeetCode [259] 3Sum Smaller; LeetCode [279] Perfect Squares; MJ [14] Number of square sum partitions; MJ [13] Coin Change; MJ [12] Print BST keys in the given range; LeetCode [258] Add Digits LeetCode ワーシャルフロイド グラフ理論 就活 Google problem Equations are given in the format A / B = k, where A and B are variables represented as strings, and k is a real number (floating point number). Longest Common Substring since free questions may be even mistakenly taken down by some companies, only solutions will post... Product Subarray -- DP -- 2D -- Edit Distance Distinct Subsequences Total Longest Palindromic Substring Common... -- 2D -- Edit Distance Distinct Subsequences Total Longest Palindromic Substring Longest Common Substring only solutions will post! To lowest my blog third popular post on now where there were 5.7k+ stars and 2.2k+ (... 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