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Title Description You are given two integer arrays nums1 and nums2 in non decreasing order, and two integers m and n representing the number of elements in nums1 and nums2 respectively. Please merge nums2 into nums1 so that the merged array is also arranged in non decreasing order. Title ExampUTF-8...

Posted by soulmedia on Mon, 27 Dec 2021 04:09:30 +1030

[selected high frequency interview questions] Leetcode.707. Design linked list

Leetcode.707. Design linked list https://leetcode-cn.com/problems/design-linked-list/ Design the implementation of linked list. You can choose to use single linked list or double linked list. A node in a single linked list should have two attributes: val and next. val is the value of the currenUTF-8...

Posted by redd on Tue, 28 Dec 2021 01:42:53 +1030

LeetCode array of question brushing records

In order from simple to difficult, break through the hurdles in turn (the title number is the serial number of leetcode) Grade: simple Main JAVA Source: https://leetcode-cn.com/ catalogue 1. A number that appears only once (136) - bit operation 2. Majority elements (169) -- Boyer Moore voting aUTF-8...

Posted by zartzar on Tue, 28 Dec 2021 08:05:43 +1030

[small Y learning algorithm] ⚡ Daily LeetCode punch in ⚡ ️——6. Zigzag transformation

📢 preface 🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌲 Punching out an algorithm problem every day is not only a learning process, but also a sharing process 😜🌲 Tip: the problem-solving programming languages in this column are C# and Java🌲 To maintain UTF-8...

Posted by VFRoland on Tue, 28 Dec 2021 11:16:03 +1030

BC66 - BC70 from forward and backward slashes to hollow square triangle pattern

From forward and backward slash to hollow square triangle pattern BC66 backslash pattern describe KiKi learned the cycle, and teacher BoBo gave him a series of practice of printing patterns. The task is to print the backslash pattern composed of "*". Enter description Multiple groups of inputs,UTF-8...

Posted by jamesgrayking on Tue, 28 Dec 2021 22:52:14 +1030

LeetCode interview hot question 8

140. Word splitting II Given a non empty string s and a dictionary wordDict containing a non empty word list, add spaces in the string to construct a sentence so that all the words in the sentence are in the dictionary. Return all these possible sentences. explain: Words in the dictionary can UTF-8...

Posted by monkeytooth on Thu, 30 Dec 2021 17:38:28 +1030

Sword finger offer brush question 17 sorting (40 41)

Sword finger Offer 40 Minimum number of k Enter the integer array arr to find the minimum number of k. For example, if you enter 8 numbers: 4, 5, 1, 6, 2, 7, 3 and 8, the minimum 4 numbers are 1, 2, 3 and 4. I got this question, the first reaction is a sort, and finally return to the first k. AUTF-8...

Posted by amity on Fri, 31 Dec 2021 05:00:16 +1030

LeetCode-337. House raiding III

Topic source 337. House raiding III Title details After robbing a street and a circle of houses last time, the thief found a new area that could be stolen. There is only one entrance to this area, which we call "root". In addition to the "root", each house has and only has a "father" house connUTF-8...

Posted by iamali on Fri, 31 Dec 2021 05:43:03 +1030

LeetCode question brushing - Search two-dimensional matrix II#240#Medium

Search two-dimensional matrix II topic ideas and source code The topic of searching two-dimensional matrix II is shown in the figure below. This topic belongs to the type of array and bisection search, which mainly focuses on the use and understanding of two-dimensional array and bisection. In UTF-8...

Posted by mjdamato on Fri, 31 Dec 2021 11:53:20 +1030

Selected questions of force deduction - LRU cache

Topic introduction Please design and implement a data structure that meets the LRU (least recently used) cache constraint. Implement LRUCache class: LRUCache(int capacity) initializes the LRU cache with a positive integer as capacityint get(int key) if the keyword key exists in the cache, the vUTF-8...

Posted by Arab Prince on Sat, 01 Jan 2022 15:10:33 +1030