LeetCode 75 - Study Plan - LeetCode The current features will be offline on August 12, 2023. Please adjust your schedule accordingly. Back to Study Plan LeetCode 75 Share This study plan is for those who want to prepare for technical interviews but are uncertain which problems they should focus on. I've recently started leetcode to prepare for jobs interview, I use Grind 75 (new version of Blind 75 from the same author) I followed it's default order (Order by Difficulty), the order of week 1 questions look like . Two Sum (Array, Easy) Valid Parentheses (Stack, Easy) Merge Two Sorted Lists (Linked List, Easy)Array. Two Sum. Best Time to Buy and Sell Stock. Contains Duplicate. Product of Array …Ex. back to the job market for another round of “LeetCode Grind” -> then save time by filtering out your "most convenient questions". Assume saving you 10 hours for each round of LeetCode Grinds:Value = 10hr saved/round x 2 rounds x 40$/hr salary = $800👯‍♂️ Compete with friends to get motivated to do questions faster + do more ...Here's a better version of Blind 75, called Grind 75 - https://www.techinterviewhandbook.org/grind75/In this video, we will solve a problem called Trapping Rain Watergot laid off a few months ago and been doing some Leetcode to get my confidence back. finally hit the 500 question milestone tonight :) it’s a small thing but wanted to celebrate with you guys. 285. 37. r/leetcode. Join.In this video, we will solve a problem called LRU CacheHere's a better version of Blind 75, called Grind 75 - https://www.techinterviewhandbook.org/grind75/Jul 1, 2022 · Grind 75( previously Blind 75 ) is a curated list of algorithmic questions from leetcode that'll help you to prepare for your interviews. Articles in this series Two Sum - Leetcode Jul 1, 20223min read Introduction It seems to be an easy problem yet it is asked frequently... Valid parentheses - Leetcode Jul 2, 20223min read Introduction • 4 mo. ago by small_hole_energy A Guide to grinding Leetcode Leetcode is famous for being a perfect platform for practicing coding problems and to master coding interviews, unlike others, it is not for competitive programming, this guide will help you to get started with Leetcode without losing hope too early. A Guide to grinding LeetcodeThere are two types of people. Who grind 300 500 1000 problems, probably re do similar concepts 10s of times. Remember the problem and solution or understand the concept as well. Blind 75 Covers almost all the concepts. If you understand the concept here you can translate it into any problem in interview. This is just my thinking.Grind 75 Solutions Click on the dropdown icons for their respective solutions 1. Two Sum [Problem Link] 2. Valid Parentheses [Problem Link] 3. Merge Two Sorted …NeetCode 150/Blind 75; Blind 50; Blind 75; mirror; Grind 75; LeetCode Solutions; Sean Prasad: Leetcode Patterns; References. Python Time Complexity; C++ STL Time Complexity (Detailed) STL Time Complexity (Summary) Data Structure and …get the notion template here! https://www.notion.so/Interview-Preparation-6fc3aa2b06fb4b5cbb8cfc98122f6872 ah leetcode. a familiar foe! we'll talk about what...Two Sum - Leetcode. Grind 75. Introduction Two sum is a classic problem, and one of the most liked problems on leetcode. It seems to be an easy problem yet it is asked …Added a tag for all Grind 75 problems. The order of these questions is important and Anki is uncooperative when it comes to changing new card order, so I add them in the order that they appear in the list. Added an option (in code only) to omit LeetCode problems that aren't on the Grind 75 list.Grind 75 is an enhanced version of Blind 75, providing more than 75 LeetCode questions. The course is tailored to prepare individuals for technical interviews at leading tech companies. Grind 75 Leetcode Questions: The Importance of Mastering Data Structures and AlgorithmsThanks a bunch for creating it! __lost__star • 1 yr. ago. Leetcode 75 seems to be way better than Blind 75, designed to cover more complex set of topics, Data Structures and Algorithms. vikram_bajaj • 1 yr. ago. Nice! Level 1 and 2 have a total of 75 questions and level 3 has 75 questions. Which ones are you referring to? [deleted] • 1 yr ...Grind 75( previously Blind 75 ) is a curated list of algorithmic questions from leetcode that'll help you to prepare for your interviews. Articles in this series. Two …Here's a better version of Blind 75, called Grind 75 - https://www.techinterviewhandbook.org/grind75/Grind 169 Leetcode questions. An updated version of Blind 75. Filters: View All Questions; Order by Difficulty; Group by Topics; Array. 1. Two Sum. 2.There are two types of people. Who grind 300 500 1000 problems, probably re do similar concepts 10s of times. Remember the problem and solution or understand the concept as well. Blind 75 Covers almost all the concepts. If you understand the concept here you can translate it into any problem in interview. This is just my thinking.Congrats man🎉🎉 I've been grinding for the last 3-4 months. Currently I'm a student looking for internship. I've solved almost 350 problems so far. Almost 200 mediums. Only receiving mails like "We've decided to move on with other candidates" so far. Hopefully, my grind will also pay off. itsa_me_ • 1 yr. ago.Congrats man🎉🎉 I've been grinding for the last 3-4 months. Currently I'm a student looking for internship. I've solved almost 350 problems so far. Almost 200 mediums. Only receiving mails like "We've decided to move on with other candidates" so far. Hopefully, my grind will also pay off. itsa_me_ • 1 yr. ago.dawn trash wheels
A Guide to grinding Leetcode; ... Blind 75 Leetcode Questions. This is an awesome list which is asked in interviews and is ordered by actual level of difficulty with prerequisites coming before harder questions, if you follow this, you'll feel interested, once you have done most of this, do problems in “similar questions" section below each ...Grind 75( previously Blind 75 ) is a curated list of algorithmic questions from leetcode that'll help you to prepare for your interviews. Articles in this series Two Sum - Leetcode Jul 1, 20223min read Introduction It seems to be an easy problem yet it is asked frequently... Valid parentheses - Leetcode Jul 2, 20223min read IntroductionLeetCode, Blind 75, Neetcode 150, Grind 169. Data structures and algorithms. dart leetcode blind75 grind75 grind169 Updated Sep 25, 2022; Dart; apetsiuk / LeetCode-Interview-Question-Statistics Star 2. Code Issues Pull requests LeetCode: Interview Question Statistics. apple facebook meta ...grind-75 Here are 4 public repositories matching this topic... Language: All Oluwxtope / Grind-75 Star 4 Code Issues Pull requests My solutions to Grind 75 questions from https://www.techinterviewhandbook.org/grind75 leetcode-solutions leetcode-python algorithms-and-data-structures grind-75 Updated on Jun 28, 2022 PythonBlind 75 is an effective practice technique designed to help you prepare for interview rounds by solving 75 LeetCode questions, ranging from easy to hard difficulty levels, within an 8-week ...• 4 mo. ago by small_hole_energy A Guide to grinding Leetcode Leetcode is famous for being a perfect platform for practicing coding problems and to master coding interviews, unlike others, it is not for competitive programming, this guide will help you to get started with Leetcode without losing hope too early. A Guide to grinding Leetcodeget the notion template here! https://www.notion.so/Interview-Preparation-6fc3aa2b06fb4b5cbb8cfc98122f6872 ah leetcode. a familiar foe! we'll talk about what...Grind all 169 questions. This is a gist to help you track your progress. Raw LeetcodeBlind75.md Grind 169 Leetcode questions An updated version of Blind 75 Filters: View All Questions Order by Difficulty Group by Topics Array 1. Two Sum 2. Best Time to Buy and Sell Stock 3. Majority Element 4. Contains Duplicate 5. Meeting Rooms 6. Move Zeroes 7.This is a repository with solutions to LeetCode problems, mainly in Python and SQL. It contains an auto-generated table of all solutions with links to the solution, problem, and BigO time and memory analysis. python java sql algorithms leetcode leetcode-solutions leetcode-python authomation leetcode-sql github-actions. Updated …1. Why Blind 75 is the best list of LeetCode problems. The solution to all your problems: Blind 75 (aka Grind 75 ). Grind 75 LeetCode Questions Blind 75 is a curated list of 75 problems created by a staff engineer at Meta. It has been distilled from 500 questions, down to just 75.What's new in Grind 75? As mentioned earlier, Grind 75 is a dynamic list of recommended LeetCode questions which you can personalize according to your schedule, time constraints, and preferences. You can: No premium questions in the initial list of 75 questions; Select how many hours you want to spend on practicing Grind 75 - A better Blind 75 you can customize, by the author of Blind 75. Indicate your preferences and we will recommend the best LeetCode questions for you to practice. 8 weeks. 8 hours per week. Easy.ups los banos
Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview.I make a schedule so every day I watch one video in Blind75 of NeetCode, and learn how to solve 1 LeetCode problem. Then I make one new Anki Card for that problem. With Anki setup, every 2 hours of that day, Anki will show that new card so I can solve that question again until I learn it by heart. Every 2 days, Anki will show me old cards again ...Ex. back to the job market for another round of “LeetCode Grind” -> then save time by filtering out your "most convenient questions". Assume saving you 10 hours for each round of LeetCode Grinds:Value = 10hr saved/round x 2 rounds x 40$/hr salary = $800👯‍♂️ Compete with friends to get motivated to do questions faster + do more ...Ex. back to the job market for another round of “LeetCode Grind” -> then save time by filtering out your "most convenient questions". Assume saving you 10 hours for each round of LeetCode Grinds:Value = 10hr saved/round x 2 rounds x 40$/hr salary = $800👯‍♂️ Compete with friends to get motivated to do questions faster + do more ...A better way to grind Leetcode. youtu.be/aa2ijy... Would be interesting to see the overlap between the questions in grind75 vs neetcode 150. It’s almost close. +/- 5 questions but rest looks pretty similar! Any overlap between these questions and sean prashad 170 list?Blind 75 LeetCode Questions. 6.7K. krishnadey30 6817. Last Edit: December 26, 2019 8:11 AM. 2.4M VIEWS. Hi folks, I found a list of Blind 75 Leetcode problems. Sharing it as I found it very useful. ... UPDATE 2022/04: I made Grind 75 as a better version of Blind 75 - updated questions, filtering, sorting and weekly plans - https: ...Here's a better version of Blind 75, called Grind 75 - https://www.techinterviewhandbook.org/grind75/Here are some techniques you can use to improve the space complexity of your code. 1. Changing data in-place/overwriting input data. If your solution contains code to create new data structures to do intermediate processing/caching, memory space is being allocated and can sometimes be seen as a negative.paissa ring
r/leetcode • "You will write a data structure from scratch and then write a small class and a few functions that use the data structure to solve a problem. Test cases are already written for each step."Grind 75 is a better version of Blind 75 which goes beyond 75 questions. You can customize the available time you have, difficulty, topics, etc. The possibilities are endless. ... Customize LeetCode study plans according to your needs. You are recommended to work on the questions in order. Find out why.Personally, I use the "Leetcode Video Solutions" Chrome extension. It works great, but it only works on the old design of Leetcode, so you will have to re-enable to the old design. Also, as soon as you see the solution to a problem, stop watching the video (or stop reading the solution) and try to implement the solution from scratch yourself.then about 38 days. There are 19 easy problems and 8 hard problems, rest are mediums. This should only take a few hours a day max. If you have more time to commit you can get through it much faster obviously. I’d say 2 months if you’re looking to understand the patterns well, 1 month if you just want to complete it.My issue, somewhat with "top 75", but moreso with "top questions for Google", etc is that the questions are totally unrepresentative of what you will actually get on those interviews. Top questions for Google is about 75% dynamic programming. ... It focuses on problem solving, which can admittedly be gamed with enough Leetcode grinding (as any ...Using haskell to solve Grind 75 leetcode questions. (Week 1 started on Feb 05, 2023) Week 1. Two Sum Easy 15 mins. Valid Parentheses Easy 20 mins. Merge Two Sorted Lists Easy 20 mins. Best Time to Buy and Sell Stock Easy 20 …A few helpful links to posts which tell you HOW to grind leetcode. 158. asquare14 1174. Last Edit: December 6, 2019 7:00 AM. ... topologicallySorted 75. Last Edit: December 29, 2020 3:30 PM. Read More. I started interviewing in 2020 after a hiatus of over 5 years and I remember feeling overwhelmed with all the resources out there. I'd read a ...Feb 24, 2023 · Grind 75 Solutions Click on the dropdown icons for their respective solutions 1. Two Sum [Problem Link] 2. Valid Parentheses [Problem Link] 3. Merge Two Sorted Lists [Problem Link] 4. Best Time to Buy and Sell Stock [Problem Link] 5. Valid Palindrome [Problem Link] 6. Invert Binary Tree [Problem Link] 7. Valid Anagram [Problem Link] 8. Grind 75 is a better version of Blind 75 which goes beyond 75 questions. You can customize the available time you have, difficulty, topics, etc. The possibilities are endless. ... Indicate your preferences and we will recommend the best LeetCode questions for you to practice. Schedule. 26 week. s. 8 hours. per week. Difficulty. Easy. Medium. Hard.Easy 47.9K 1.6K Companies Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target. You may assume that each input would have exactly one solution, and you may not use the same element twice. You can return the answer in any order. Example 1:Grind 75 (Completed) This repository is a software engineer interview prepration, which provides solutions for 75 leetcode questions in Python. The original post can be found on here. Questions can be categorized into 15 cagtegories, including Array, Stack, Linked List, String, Binary Tree, Binary Search, Graph, Dynamic Programming, Binary ...Curated List of Top 75 LeetCode · GitHub Instantly share code, notes, and snippets. krishnadey30 / LeetCodeQuestions.md Last active 11 hours ago Code …Grind 75 - A better Blind 75 you can customize, by the author of Blind 75. Indicate your preferences and we will recommend the best LeetCode questions for you to practice. 8 weeks. 8 hours per week. Easy.Grind 75 is a better version of Blind 75 which goes beyond 75 questions. You can customize the available time you have, difficulty, topics, etc. The possibilities are endless. ... Customize LeetCode study plans according to your needs. You are recommended to work on the questions in order. Find out why.Grind 75 - A better Blind 75 you can customize, by the author of Blind 75. Indicate your preferences and we will recommend the best LeetCode questions for you to practice. 8 weeks. 8 hours per week. Easy.duck terraria
LeetCode 刷題：以穩固基本為目標. 主要參考：. Grind 75 - A modern Blind 75 you can customize, by the author of Blind 75. https://github.com/youngyangyang04/leetcode …Grind 75 is an enhanced version of Blind 75, providing more than 75 LeetCode questions. The course is tailored to prepare individuals for technical interviews at leading tech companies. Grind 75 Leetcode Questions: The Importance of Mastering Data Structures and AlgorithmsA few helpful links to posts which tell you HOW to grind leetcode. 158. asquare14 1174. Last Edit: December 6, 2019 7:00 AM. ... topologicallySorted 75. Last Edit: December 29, 2020 3:30 PM. Read More. I started interviewing in 2020 after a hiatus of over 5 years and I remember feeling overwhelmed with all the resources out there. I'd read a ...Grind 75 is a better version of Blind 75 which goes beyond 75 questions. You can customize the available time you have, difficulty, topics, etc. The possibilities are endless. ... Customize LeetCode study plans according to your needs. You are recommended to work on the questions in order. Find out why.The Grind 75 is a recommended list of data structures and algorithms questions to study and prepare for code interviews. It is an updated version of the Blind …Grind 75 - 22 - Middle of the Linked List Senthil E. ML professional at NVIDIA | Databricks 5x Certified, Google 3x Certified, Terrform,Tensorflow and AWS ML Certified. Published Aug 2, 2023 +...LeetCode 刷題：以穩固基本為目標. 主要參考：. Grind 75 - A modern Blind 75 you can customize, by the author of Blind 75. https://github.com/youngyangyang04/leetcode …1. Why Blind 75 is the best list of LeetCode problems. The solution to all your problems: Blind 75 (aka Grind 75 ). Grind 75 LeetCode Questions Blind 75 is a curated list of 75 problems created by a staff engineer at Meta. It has been distilled from 500 questions, down to just 75.LeetCode questions and solutions from Grind 75 (a modern Blind 75 by the same author)Honestly dont take think of it like a grind. Try with one question at a time. Say you just pick up a question from leetcode. Now just take your time and think about it throughout your day obviously you are occupied so whenever you get a few mins just think about that question in your mind. Don't need to code yet that you do later.Blind 75 LeetCode Questions. 6.7K. krishnadey30 6817. Last Edit: December 26, 2019 8:11 AM. 2.4M VIEWS. Hi folks, I found a list of Blind 75 Leetcode problems. Sharing it as I found it very useful. ... UPDATE 2022/04: I made Grind 75 as a better version of Blind 75 - updated questions, filtering, sorting and weekly plans - https: ...LeetCode 75 - Study Plan - LeetCode The current features will be offline on August 12, 2023. Please adjust your schedule accordingly. Back to Study Plan LeetCode 75 Share …A graph is a structure containing a set of objects (nodes or vertices) where there can be edges between these nodes/vertices. Edges can be directed or undirected and can optionally have values (a weighted graph). Trees are undirected graphs in which any two vertices are connected by exactly one edge and there can be no cycles in the graph.Grind 75 is a better version of Blind 75 which goes beyond 75 questions. You can customize the available time you have, difficulty, topics, etc. The possibilities are endless. ... Customize LeetCode study plans according to your needs. You are recommended to work on the questions in order. Find out why.costco woodmore gas priceThis Udemy bestseller is one of the highest-rated interview preparation course (4.6 stars, 21.5k ratings, 135k students) and packs 19 hours worth of contents into it. Like Tech Interview Handbook, it goes beyond coding interviews and covers resume, non-technical interviews, negotiations. It's an all-in-one package!Grind 75 is a better version of Blind 75 which goes beyond 75 questions. You can customize the available time you have, difficulty, topics, etc. The possibilities are endless. ... Customize LeetCode study plans according to your needs. You are recommended to work on the questions in order. Find out why.In this video, we will solve a problem called Merge k Sorted Listsgrind-75. LeetCode questions and solutions from Grind 75 (a modern Blind 75 by the same author) About. LeetCode questions and solutions from Grind 75 (a modern Blind 75 by the same author) Resources. Readme License. Apache-2.0 license Stars. 0 stars Watchers. 1 watching Forks. 0 forks1. Why Blind 75 is the best list of LeetCode problems. The solution to all your problems: Blind 75 (aka Grind 75 ). Grind 75 LeetCode Questions Blind 75 is a curated list of 75 problems created by a staff engineer at Meta. It has been distilled from 500 questions, down to just 75.Leetcode Anki card generator Alex Bowe's Update. I have modified Prius's code in the following ways: Added a tag for all Grind 75 problems.; The order of these questions is important and Anki is uncooperative when it comes to changing new card order, so I add them in the order that they appear in the list.; Added an option (in code only) to omit …Prerequisites for doing Grind 75. I have one basic doubt in how the lists like Grind75 are approached. Do we prepare and learn beforehand different topics or do we start with the list directly and try to solve them one by one and look for solutions when we get stuck? it's probably more helpful to learn about the topics beforehand from an ...got laid off a few months ago and been doing some Leetcode to get my confidence back. finally hit the 500 question milestone tonight :) it’s a small thing but wanted to celebrate with you guys. 285. 37. r/leetcode. Join.Grind 75 is an enhanced version of Blind 75, providing more than 75 LeetCode questions. The course is tailored to prepare individuals for technical interviews at leading tech companies. Grind 75 Leetcode Questions: The Importance of Mastering Data Structures and AlgorithmsLeetCode - Grind75 Challenge. This is the repo which contains my solutions to the Grind75 study plan questions. I am using Java for this round. Grind75 is a study plan that contains 75 LeetCode questions in an increasing difficulty order.. My aim is to solve all the problems in 8 weeks, which is the default plan.First get your data structures and algorithms ready by reading a book or just through Leetcode cards while doing some easy questions for the topic after you learn it. Once you are done with this start doing medium questions. I would recommend using grind 75 because it gives you the most important questions you should do per week based on how ...Grind 75 Excel File. Build Your Own Leetcode Study Plan. Math Resources (Optional - Free YT Videos) Calculus I, Linear Algebra, Statistics. The above link takes you to his introductory video but he has playlists for each topic. The information is new and was released in 2022.Grind 75 is a better version of Blind 75 which goes beyond 75 questions. You can customize the available time you have, difficulty, topics, etc. The possibilities are endless. ... Customize LeetCode study plans according to your needs. You are recommended to work on the questions in order. Find out why.Grind 75 is a better version of Blind 75 which goes beyond 75 questions. You can customize the available time you have, difficulty, topics, etc. The possibilities are endless. ... Indicate your preferences and we will recommend the best LeetCode questions for you to practice. Schedule. 26 week. s. 8 hours. per week. Difficulty. Easy. Medium. Hard.This is a repository with solutions to LeetCode problems, mainly in Python and SQL. It contains an auto-generated table of all solutions with links to the solution, problem, and BigO time and memory analysis. python java sql algorithms leetcode leetcode-solutions leetcode-python authomation leetcode-sql github-actions. Updated …who has mulch on sale 5 bags for dollar10
🔥𝐏𝐚𝐲 𝐀𝐟𝐭𝐞𝐫 𝐏𝐥𝐚𝐜𝐞𝐦𝐞𝐧𝐭Newton School's 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐂𝐨𝐮𝐫𝐬𝐞 𝟐𝟎𝟐𝟐 - https://bit.ly/Ar ...This guide is intended for those who would like to equip themselves with the necessary skills through LeetCode to tackle technical interviews. Grinding LeetCode is more than just memorizing answers, you have to learn the problem-solving patterns by heart and apply them to similar problems. The number of problems you have solved in LeetCode is ...However, the course is expensive and the majority of the time the problems are copy-pasted from leetcode. As the explanations on leetcode are usually just as good, the course really boils down to being a glorified curated list of leetcode problems. So below I made a list of leetcode problems that are as close to grokking problems as possible.Before I get crucified - I know there are lots on studyplan available on leetcode itself and also the blind 75 and lots of other sources and medium blogs. I want something more curated and fine grained. Some thing along the line of plans for days/weeks -- covering the whole LC grind.Customized LeetCode study plans. Grind all 169 questions. This is a gist to help you track your progress. - LeetcodeBlind75.md. Customized LeetCode study plans. Grind all 169 questions. ... An updated version of Blind 75. Filters: View All Questions; Order by Difficulty; Group by Topics; Array. 1. Two Sum. 2. Best Time to Buy and Sell Stock. 3 ...Master the Coding Interview: Data Structures + Algorithms. This Udemy bestseller is one of the highest-rated interview preparation course (4.6 stars, 21.5k ratings, 135k students) and packs 19 hours worth of contents into it. Like Tech Interview Handbook, it goes beyond coding interviews and covers resume, non-technical interviews, negotiations.Maximum Subarray leetcode solution/explanationIn this video, we will solve a problem called Largest Rectangle in HistogramGrind 75 - 22 - Middle of the Linked List Senthil E. ML professional at NVIDIA | Databricks 5x Certified, Google 3x Certified, Terrform,Tensorflow and AWS ML Certified. Published Aug 2, 2023 +...LeetCode 75 - Study Plan - LeetCode The current features will be offline on August 12, 2023. Please adjust your schedule accordingly. Back to Study Plan LeetCode 75 Share This study plan is for those who want to prepare for technical interviews but are uncertain which problems they should focus on. Here's a better version of Blind 75, called Grind 75 - https://www.techinterviewhandbook.org/grind75/is usaa fdic insured
grind-75 Here are 4 public repositories matching this topic... Language: All Oluwxtope / Grind-75 Star 4 Code Issues Pull requests My solutions to Grind 75 questions from https://www.techinterviewhandbook.org/grind75 leetcode-solutions leetcode-python algorithms-and-data-structures grind-75 Updated on Jun 28, 2022 PythonLeetcode Lists for Blind 75, Grind 75, Grind 169, Neetcode 150 and SQL 45. 8. amoghmc 13. Last Edit: June 29, 2023 12:31 AM. 410 VIEWS. Here are the leetcode listsTLDR: I created a free site (https://neetcode.io/) to make coding interview prep easier. It includes a list of LC questions, organized by topics and sorted from easiest to hardest. Each problem is accompanied by a thorough video explanation. Some que...LeetCode Number: 206 Difficulty Level: Easy Explanation: You are given the head of a singly linked list. You need to reverse the linked list and return its head. A linked list is a sequence of...1. Why Blind 75 is the best list of LeetCode problems. The solution to all your problems: Blind 75 (aka Grind 75 ). Grind 75 LeetCode Questions Blind 75 is a curated list of 75 problems created by a staff engineer at Meta. It has been distilled from 500 questions, down to just 75.New Year Gift to every fellow time-constrained engineer out there looking for a job, here's a list of the best LeetCode questions that teach you core concepts and techniques for each category/type of problems! Many other LeetCode questions are a mash...