Minimum Number of Days to Disconnect Island, 1569. Traffic Light Controlled Intersection, 1281. This book is Part II of the fourth edition of Robert Sedgewick and Kevin Wayne’s Algorithms , the leading textbook on algorithms today, widely used in colleges and universities worldwide. Part II contains Chapters 4 through 6 of the book. 收藏是点赞的三倍还多…也给个赞呗… 前文链接： 想看面试准备过程的在这： TimothyL：一个大龄博士的刷题转码之路 前言：这是本人在7个月刷了500道Leetcode题目并成功拿到几家北 … Partition Array Into Three Parts With Equal Sum, 1016. Find the Start and End Number of Continuous Ranges, 1287. Remove Max Number of Edges to Keep Graph Fully Traversable, 1581. Create Sorted Array through Instructions, 1650. Subtree Removal Game with Fibonacci Tree, 2006. Number of Valid Move Combinations On Chessboard, 2058. Construct the Lexicographically Largest Valid Sequence, 1719. Find Positive Integer Solution for a Given Equation, 1238. Minimum Cost to Make at Least One Valid Path in a Grid, 1369. Tiling a Rectangle with the Fewest Squares, 1247. 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Reduction Operations to Make the Array Elements Equal, 1888. Binary Search Tree to Greater Sum Tree, 1039. Form Array by Concatenating Subarrays of Another Array, 1767. This eloquent book provides what every web developer should know about the network, from fundamental limitations that affect performance to major innovations for building even more powerful browser applications—including HTTP 2.0 and XHR ... LeetCode Solutions Getting Started. Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit, 1439. Largest Component Size by Common Factor, 967. Maximum Subarray Sum with One Deletion, 1190. Maximum Sum of 3 Non-Overlapping Subarrays, 702. Minimum Possible Integer After at Most K Adjacent Swaps On Digits, 1509. import this project as a new project (does need to be imported as a gradle project), If you run into "Could not determine Java version using executable ..." error, use local gradle distribution: "/usr/local/Cellar/gradle/4.8.1/libexec/" instead of the default one. Minimum Moves to Make Array Complementary, 1676. Check If All 1's Are at Least Length K Places Away, 1438. Design a Stack With Increment Operation, 1385. This book provides: 150 Programming Interview Questions and Solutions: From binary trees to binary search, this list of 150 questions includes the most common and most useful questions in data structures, algorithms, and knowledge based ... Friend Requests I: Overall Acceptance Rate, 600. Minimum Number of Steps to Make Two Strings Anagram, 1351. Minimum Numbers of Function Calls to Make Target Array, 1560. Numbers With Same Consecutive Differences, 971. Find N Unique Integers Sum up to Zero, 1305. Check If Word Is Valid After Substitutions, 1005. java. Search in a Sorted Array of Unknown Size, 708. Sort Linked List Already Sorted Using Absolute Values, 2047. Optimize Water Distribution in a Village, 1170. The Most Recent Orders for Each Product, 1551. Maximum Value at a Given Index in a Bounded Array, 1805. Maximum Number of Achievable Transfer Requests, 1602. Maximum XOR of Two Numbers in an Array, 423. Longest Line of Consecutive One in Matrix, 570. Written by a Lisp expert, this is the most comprehensive tutorial on the advanced features of Lisp for experienced programmers. NEW to the second edition: • Doubles the tutorial material and exercises over the first edition • Provides full online support for lecturers, and a completely updated and improved website component with lecture slides, audio and video ... Data structure is a way of storing and organizing data. Maximum Number of Occurrences of a Substring, 1298. Evaluate the Bracket Pairs of a String, 1812. Maximum Element After Decreasing and Rearranging, 1848. Kth Smallest Element in a B S T; 0231. How Many Numbers Are Smaller Than the Current Number, 1368. Maximum Product Difference Between Two Pairs, 1916. Triples with Bitwise AND Equal To Zero, 987. Remove Duplicates From an Unsorted Linked List, 1838. This fully illustrated and engaging guide makes it easy to learn how to use the most important algorithms effectively in your own programs. About the Book Grokking Algorithms is a friendly take on this core computer science topic. Amazon Online Assessment on platforms such as Hackerrank or Codility is the first step a candidate needs to take to get into an SDE role at Amazon. Solution: two for loops The nested for loop takes up a ton of time and has an O(N²) runtime, which can be improved using another data type, stack ( link ). Minimum Operations to Make Array Equal, 1553. Kth Smallest Product of Two Sorted Arrays, 2041. Minimum Number of Arrows to Burst Balloons, 453. Remove All Occurrences of a Substring, 1911. Find the Minimum Number of Fibonacci Numbers Whose Sum Is K, 1415. Find Minimum in Rotated Sorted Array II, 158. All People Report to the Given Manager, 1276. - GitHub - fishercoder1534/Leetcode: Solutions to LeetCode problems; updated daily. Friend Requests II: Who Has the Most Friends, 615. Populating Next Right Pointers in Each Node, 117. Check If Array Pairs Are Divisible by k, 1498. You must be exactly in the middle of their umbrellas (subtrees) to break up the two men and ensure they never bump umbrellas. Shortest Path in a Grid with Obstacles Elimination, 1295. Delete N Nodes After M Nodes of a Linked List, 1475. Letter Combinations of a Phone Number, 30. Concatenation of Consecutive Binary Numbers, 1684. Find the Smallest Divisor Given a Threshold, 1284. Minimum Swaps To Make Sequences Increasing, 828. Check If Two Expression Trees are Equivalent, 1614. Minimum Distance to Type a Word Using Two Fingers, 1326. Clone Binary Tree With Random Pointer, 1489. Sort Items by Groups Respecting Dependencies, 1209. Number of Valid Words in a Sentence, 2048. Search element in a sorted and rotated array/ find pivot where it is rotated : Click: Youtube: Code: Code: 5. Number of Restricted Paths From First to Last Node, 1787. Second Minimum Time to Reach Destination, 2046. Count Different Palindromic Subsequences, 744. Pseudo-Palindromic Paths in a Binary Tree, 1458. You can see the built page here: LeetCode Solutions. Substring with Concatenation of All Words, 34. String Transforms Into Another String, 1155. Find the Kth Smallest Sum of a Matrix With Sorted Rows, 1441. Find Smallest Common Element in All Rows, 1203. The collect() method is used to receive elements … Coordinate With Maximum Network Quality, 1621. Minimum Elements to Add to Form a Given Sum, 1786. Minimum Number of Operations to Make String Sorted, 1835. Check If a String Contains All Binary Codes of Size K, 1464. Count Subtrees With Max Distance Between Cities, 1618. Find the Longest Valid Obstacle Course at Each Position, 1966. Generate a String With Characters That Have Odd Counts, 1376. Flatten a Multilevel Doubly Linked List, 440. Lowest Common Ancestor of a Binary Tree, 255. The Most Frequently Ordered Products for Each Customer, 1597. Can You Eat Your Favorite Candy on Your Favorite Day? Number of Ways to Reorder Array to Get Same BST, 1574. In the following example, we have used the following methods: In Java 8, stream() is an API used to process collections of objects. Median of 2 sorted arrays: Click: Youtube: Code: Code: 6. Filter Restaurants by Vegan-Friendly, Price and Distance, 1334. facile Go to "All Settings" scroll all the way down, and click on Deactivate Account. Shortest Unsorted Continuous Subarray, 586. Design a stack with operations on middle element; How to efficiently implement k stacks in a single array? Count Negative Numbers in a Sorted Matrix, 1353. Minimum Interval to Include Each Query, 1855. I have tried my best to sort all those problems for you and ordered them as well. Amazon Online Assessment Questions 2021/2022 Preparation | Amazon OA 2022. Product of Two Run-Length Encoded Arrays, 1869. Remove Duplicates from Sorted Array II, 82. Solutions to LeetCode problems; updated daily. Number of Subsequences That Satisfy the Given Sum Condition, 1502. This comprehensive volume is fully updated for C# 2.0 -- the newest version of Microsoft's revolutionary programming language.The changes found in C# 2.0 bring Java-like power to millions of Windows programmers worldwide. Number of Sets of K Non-Overlapping Line Segments, 1623. All Valid Triplets That Can Represent a Country, 1624. Number of Nodes in the Sub-Tree With the Same Label, 1520. Sum of Digits of String After Convert, 1946. Minimum Adjacent Swaps for K Consecutive Ones, 1704. Count Subarrays With More Ones Than Zeros, 2033. Split Two Strings to Make Palindrome, 1617. Maximum Product of Splitted Binary Tree, 1342. This volume brings together some of this recent work in a manner designed to be accessible to students and professionals interested in these new insights and developments. Minimum Number of Taps to Open to Water a Garden, 1327. Customer Placing the Largest Number of Orders, 597. Alert Using Same Key-Card Three or More Times in a One Hour Period, 1605. We can observe that the problem can be broken down into: Given an array A of non-negative integers and a positive integer k, we have to divide A into k of fewer partitions such that the maximum sum of the elements in a partition, overall partitions is minimized. Average Salary Excluding the Minimum and Maximum Salary, 1493. Check if Array Is Sorted and Rotated, 1758. Smallest Rotation with Highest Score, 801. Longest Substring with At Most K Distinct Characters, 363. Minimum Moves to Move a Box to Their Target Location, 1265. Check out here: Open your forked repo on Github website, create a new Pull Request to this repo! Can Make Arithmetic Progression From Sequence, 1503. Longest Subarray of 1's After Deleting One Element, 1495. Form Largest Integer With Digits That Add up to Target, 1450. Minimum Cost to Change the Final Value of Expression, 1897. Smallest Subsequence of Distinct Characters, 1085. Binary String With Substrings Representing 1 To N, 1026. Your ideas/fixes/algorithms are more than welcome! Checking Existence of Edge Length Limited Paths II, 1725. Final Value of Variable After Performing Operations, 2014. The Practice of Programming covers all these topics, and more. This book is full of practical advice and real-world examples in C, C++, Java, and a variety of special-purpose languages. Minimize Rounding Error to Meet Target, 1059. Swap For Longest Repeated Character Substring, 1157. Build Binary Expression Tree From Infix Expression, 1599. Longest Subsequence Repeated k Times, 2015. Average Time of Process per Machine, 1662. Longest Word in Dictionary through Deleting, 549. Number of Dice Rolls With Target Sum, 1156. Replace All ? Find K-Length Substrings With No Repeated Characters, 1101. Each chapter in this book presents hands-on, practical projects ranging from "Hello, World" to building a full dungeon crawler game. Make Two Arrays Equal by Reversing Sub-arrays, 1461. Minimum Operations to Make a Uni-Value Grid, 2035. "Data Structure and Algorithmic Thinking with Python" is designed to give a jump-start to programmers, job hunters and those who are appearing for exams. All the code in this book are written in Python. Sum Of Special Evenly-Spaced Elements In Array, 1717. There are lots of Data Structure and Algorithm problems on internet and it is quite impossible for a person to practice all of them. Sell Diminishing-Valued Colored Balls, 1649. This book tells the story of the discrepancy method in a few short independent vignettes. Minimize Hamming Distance After Swap Operations, 1723. Written by members of the Clojure core team, this book is the essential, definitive guide to Clojure. This new edition includes information on all the newest features of Clojure, such as transducers and specs. Coding Style Level up your coding skills and quickly land a job. Count All Valid Pickup and Delivery Options, 1364. Minimum Number of Days to Make m Bouquets, 1485. Max Difference You Can Get From Changing an Integer, 1433. This classic book uncovers what interviews are really like at America's top software and computer companies and provides you with the tools to succeed in any situation. Find Kth Largest XOR Coordinate Value, 1741. Minimum Swaps to Arrange a Binary Grid, 1538. 3.1 Three In One - Not Found. Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold, 1347. Maximum Candies You Can Get from Boxes, 1299. Minimum Cost to Separate Sentence Into Rows, 2056. Managers with at Least 5 Direct Reports, 571. Lines 6–7: Instantiate a list for our answer (answer) and a stack (stack) that contains a tuple of our root node and False indicating that we haven’t visited this node yet. Remove Stones to Minimize the Total, 1963. Minimum Deletions to Make String Balanced, 1658. Minimum Add to Make Parentheses Valid, 945. Widest Vertical Area Between Two Points Containing No Points, 1638. 1744. Number of Different Subsequences GCDs, 1820. Substrings of Size Three with Distinct Characters, 1878. Minimum Number of Work Sessions to Finish the Tasks, 1989. Second Minimum Node In a Binary Tree, 673. Maximum Distance Between a Pair of Values, 1857. Maximum Number of Vowels in a Substring of Given Length, 1457. Number of Submatrices That Sum to Target, 1080. Minimum Number of Swaps to Make the Binary String Alternating, 1866. ... Log in to your LeetCode account, go to the URL to submit an account deletion request. Find Servers That Handled Most Number of Requests, 1608. Convert Binary Number in a Linked List to Integer, 1292. Invert Binary Tree; 0227. Reverse Subarray To Maximize Array Value, 1333. Number of Different Integers in a String, 1806. Number of Accounts That Did Not Stream, 2023. Best Time to Buy and Sell Stock with Cooldown, 314. The answer is algorithms. And how do these mathematical formulations translate themselves into your GPS, your laptop, or your smart phone? This book offers an engagingly written guide to the basics of computer algorithms. Find the element that appears once in a sorted array, and the rest element appears twice (Binary search) Click: Youtube: Code: Code: 4. Maximum Difference Between Node and Ancestor, 1028. Minimum Changes To Make Alternating Binary String, 1759. Find Words That Can Be Formed by Characters, 1163. Sum of Digits in the Minimum Number, 1100. Array With Elements Not Equal to Average of Neighbors, 1969. Minimum Number of Moves to Seat Everyone, 2038. Build an Array With Stack Operations, 1442. Change Minimum Characters to Satisfy One of Three Conditions, 1738. Reorder Routes to Make All Paths Lead to the City Zero, 1467. Find Nearest Point That Has the Same X or Y Coordinate, 1780. Split Array into Consecutive Subsequences, 668. Minimum Difficulty of a Job Schedule, 1339. How Many Apples Can You Put into the Basket, 1198. Minimum Number of Operations to Move All Balls to Each Box, 1770. Number of Ways Where Square of Number Is Equal to Product of Two Numbers, 1578. Minimum Garden Perimeter to Collect Enough Apples, 1955. Number of Connected Components in an Undirected Graph, 331. Largest Number At Least Twice of Others, 762. Decrypt String from Alphabet to Integer Mapping, 1312. Minimum Number of Increments on Subarrays to Form a Target Array, 1533. Vertical Order Traversal of a Binary Tree, 990. Eliminate Maximum Number of Monsters, 1928. First Day Where You Have Been in All the Rooms, 1999. Kth Smallest Element in a Sorted Matrix, 381. Decrease Elements To Make Array Zigzag, 1147. Smallest Rectangle Enclosing Black Pixels, 309. Queries on Number of Points Inside a Circle, 1830. Last Moment Before All Ants Fall Out of a Plank, 1505. Check if Number is a Sum of Powers of Three, 1784. Advertisement. Serialize and Deserialize N-ary Tree, 430. ... log into your account, in … Compare Strings by Frequency of the Smallest Character, 1171. Minimize the Difference Between Target and Chosen Elements, 1983. Find the Subtasks That Did Not Execute, 1769. Serialize and Deserialize Binary Tree, 298. Construct Binary Tree from Inorder and Postorder Traversal, 107. 3. Print Immutable Linked List in Reverse, 1269. Minimum Number of Days to Eat N Oranges, 1557. Sort Integers by The Number of 1 Bits, 1358. Minimum Moves to Reach Target with Rotations, 1213. Minimum Operations to Convert Number, 2060. User Activity for the Past 30 Days II, 1144. Minimum Number of Flips to Convert Binary Matrix to Zero Matrix, 1285. Number of Calls Between Two Persons, 1700. Binary Tree Longest Consecutive Sequence, 302. Data Structures and Algorithms from Zero to Hero and Crack Top Companies 100+ Interview questions (Python Coding) Maximum Number of Non-Overlapping Substrings, 1521. Same: 155.Min Stack; 3.3 Stack of Plates. People Whose List of Favorite Companies Is Not a Subset of Another List, 1453. Smallest K-Length Subsequence With Occurrences of a Letter, 2031. Restore the Array From Adjacent Pairs. Sum of Absolute Differences in a Sorted Array, 1687. Programming languages come and go, but this book gives you the lasting foundation you need to start thinking like a programmer. 's to Avoid Consecutive Repeating Characters, 1577. Power of Two; 0232. Maximum Nesting Depth of Two Valid Parentheses Strings, 1121. Number of Ways to Rearrange Sticks With K Sticks Visible, 1867. Number of Operations to Make Network Connected, 1320. Populating Next Right Pointers in Each Node II, 153. Longest Substring with At Most Two Distinct Characters, 181. The Number of Seniors and Juniors to Join the Company II, 2011. Check if String Is Decomposable Into Value-Equal Substrings, 1935. Lowest Common Ancestor of a Binary Tree IV, 1680. Insert into a Sorted Circular Linked List, 712. Construct Binary Tree from Preorder and Postorder Traversal, 893. The Best Fully Integrated Study System Available--Written by the Lead Developers of Exam 310-065 With hundreds of practice questions and hands-on exercises, SCJP Sun Certified Programmer for Java 6 Study Guide covers what you need to know- ... Reverse Nodes in Even Length Groups. Maximum Score After Splitting a String, 1423. Maximum of Absolute Value Expression, 1135. Intersection of Three Sorted Arrays, 1217. Count Number of Homogenous Substrings, 1761. Circular Permutation in Binary Representation, 1239. Construct Binary Tree from Preorder and Inorder Traversal, 106. Random Point in Non-overlapping Rectangles, 524. Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree, 1431. Number of Pairs of Interchangeable Rectangles, 2002. Minimum Non-Zero Product of the Array Elements, 1972. Count Pairs of Equal Substrings With Minimum Difference, 1798. Average Salary: Departments VS Company, 632. Maximum XOR With an Element From Array, 1712. Lexicographically Smallest Equivalent String, 1072. Find a Corresponding Node of a Binary Tree in a Clone of That Tree, 1381. Maximum Profit of Operating a Centennial Wheel, 1601. Number of Ways to Form a Target String Given a Dictionary, 1640. Mean of Array After Removing Some Elements, 1620. I hope if you follow my list and study in the same order in which i have given, it will surely help you prepare very well for the Job Interview in your 2 months vacation. Minimum Number of Operations to Make Array Continuous, 2010. This book is divided into four sections: Introduction—Learn what site reliability engineering is and why it differs from conventional IT industry practices Principles—Examine the patterns, behaviors, and areas of concern that influence ... Maximum Subarray Sum After One Operation, 1749. The k-th Lexicographical String of All Happy Strings of Length n, 1418. Minimum Swaps to Group All 1's Together, 1153. Maximum Absolute Sum of Any Subarray, 1750. Max Dot Product of Two Subsequences, 1460. Kth Smallest Number in Multiplication Table, 671. Get Biggest Three Rhombus Sums in a Grid, 1880. This is the best place to expand your knowledge and get prepared for your next interview. Minimum Difference Between Largest and Smallest Value in Three Moves, 1519. This book serves as guide to prepare for interviews, exams, and campus work. It is also available in Java. In short, this book offers solutions to various complex data structures and algorithmic problems. Number of Pairs of Strings With Concatenation Equal to Target, 2025. Longest Repeating Character Replacement, 426. Convert Sorted List to Binary Search Tree, 116. Lowest Common Ancestor of a Binary Search Tree, 236. Partition Array into Disjoint Intervals, 921. Merge Triplets to Form Target Triplet, 1900. Groups of Special-Equivalent Strings, 915. Longest Continuous Increasing Subsequence, 689. Binary Searchable Numbers in an Unsorted Array, 1967. Shortest Path with Alternating Colors, 1131. Enhancements to this implementation include making it a double-linked list, adding methods to insert and delete from the middle or end, and by adding get and sort methods as well. Maximum Number of Accepted Invitations, 1821. Maximum Number of Groups Getting Fresh Donuts, 1819. Check Whether Two Strings are Almost Equivalent, 2071. Lexicographically Smallest String After Applying Operations, 1628. KwangBin Baek Include in your request the USERNAME and EMAIL ADDRESS associated with your account. comparator to be used to compare elements ; Example. This book contains over 100 problems that have appeared in previous programming contests, along with discussions of the theory and ideas necessary to attack them. Customers Who Bought Products A and B but Not C, 1403. Longer Contiguous Segments of Ones than Zeros, 1876. Splitting a String Into Descending Consecutive Values, 1850. Minimum Number of K Consecutive Bit Flips, 1003. Check If Two String Arrays are Equivalent, 1663. Longest ZigZag Path in a Binary Tree, 1374. The Number of Full Rounds You Have Played, 1906. Frequency of the Most Frequent Element, 1839. Binary Tree Level Order Traversal II, 108. Number of Spaces Cleaning Robot Cleaned, 2064. Categories are If you can solve them quickly, you would have a … Checking Existence of Edge Length Limited Paths, 1698. Find Valid Matrix Given Row and Column Sums, 1606. Find the Quiet Students in All Exams, 1413. Remove Sub-Folders from the Filesystem, 1234. Shortest Distance from All Buildings, 323. The Category of Each Member in the Store, 2052. 11.Container with most water.cpp Leetcode solution file added (, upgrade gradle version to be compatible with openjdk14.0.1, Revert "Improve GRADLE build Performance (, Check Whether Two Strings are Almost Equivalent, Find the Minimum and Maximum Number of Nodes Between Critical Points, Count Number of Maximum Bitwise-OR Subsets, Check if Numbers Are Ascending in a Sentence, Remove Colored Pieces if Both Neighbors are the Same Color, Minimum Operations to Make a Uni-Value Grid, Number of Pairs of Strings With Concatenation Equal to Target, Maximum Difference Between Increasing Elements, Final Value of Variable After Performing Operations, Count Number of Pairs With Absolute Difference K, Number of Pairs of Interchangeable Rectangles, The Number of Weak Characters in the Game, Find the Kth Largest Integer in the Array, Minimum Difference Between Highest and Lowest of K Scores, Minimize the Difference Between Target and Chosen Elements, Minimum Time to Type Word Using Special Typewriter, Array With Elements Not Equal to Average of Neighbors, Number of Strings That Appear as Substrings in Word, Binary Searchable Numbers in an Unsorted Array, Check if All Characters Have Equal Number of Occurrences, Check if String Is Decomposable Into Value-Equal Substrings, Maximum Product Difference Between Two Pairs, Remove One Element to Make the Array Strictly Increasing, The Number of Full Rounds You Have Played, Redistribute Characters to Make All Strings Equal, Check if All the Integers in a Range Are Covered, Determine Whether Matrix Can Be Obtained By Rotation, Check if Word Equals Summation of Two Words, Substrings of Size Three with Distinct Characters, Longer Contiguous Segments of Ones than Zeros, Remove Duplicates From an Unsorted Linked List, Queries on Number of Points Inside a Circle, Minimum Operations to Make the Array Increasing, Minimum Number of Operations to Reinitialize a Permutation, Check if One String Swap Can Make Strings Equal, Minimum Elements to Add to Form a Given Sum, Check if Binary String Has at Most One Segment of Ones, Check if Number is a Sum of Powers of Three, Find Nearest Point That Has the Same X or Y Coordinate, Equal Sum Arrays With Minimum Number of Operations, Minimum Number of Operations to Move All Balls to Each Box, Form Array by Concatenating Subarrays of Another Array, Minimum Changes To Make Alternating Binary String, Minimum Length of String After Deleting Similar Ends, Number Of Rectangles That Can Form The Largest Square, Construct the Lexicographically Largest Valid Sequence, Partitioning Into Minimum Number Of Deci-Binary Numbers, Sum of Absolute Differences in a Sorted Array, Concatenation of Consecutive Binary Numbers, Lowest Common Ancestor of a Binary Tree IV, Smallest String With A Given Numeric Value, Check If Two String Arrays are Equivalent, Lowest Common Ancestor of a Binary Tree III, Lowest Common Ancestor of a Binary Tree II, Check Array Formation Through Concatenation, Widest Vertical Area Between Two Points Containing No Points, Design an Expression Tree With Evaluate Function, Lexicographically Smallest String After Applying Operations, Largest Substring Between Two Equal Characters, Mean of Array After Removing Some Elements, Special Array With X Elements Greater Than or Equal X, Alert Using Same Key-Card Three or More Times in a One Hour Period, Maximum Number of Achievable Transfer Requests, Number of Ways Where Square of Number Is Equal to Product of Two Numbers, Replace All ? Number of Subarrays with Bounded Maximum, 798. 3.2 Stack Min. Replace Elements with Greatest Element on Right Side, 1300. Check if Word Equals Summation of Two Words, 1883. Number Of Ways To Reconstruct A Tree, 1722. Maximum Product of Two Elements in an Array, 1465. Minimum Swaps to Make Strings Equal, 1249. Add Two Polynomials Represented as Linked Lists, 1637. Redistribute Characters to Make All Strings Equal, 1898. Minimum Flips to Make a OR b Equal to c, 1319. Get the Second Most Recent Activity, 1371. Longest Chunked Palindrome Decomposition, 1150. Number of Visible People in a Queue, 1945. Actors and Directors Who Cooperated At Least Three Times, 1058. Detect Pattern of Length M Repeated K or More Times, 1567. Maximum Length of Subarray With Positive Product, 1568. Preimage Size of Factorial Zeroes Function, 795. Find the Index of the Large Integer, 1536. Split a String Into the Max Number of Unique Substrings, 1594. Minimum Increment to Make Array Unique, 947. Maximum Product of the Length of Two Palindromic Subsequences, 2003. Minimum Moves to Equal Array Elements II, 467. Minimum Operations to Make the Array Increasing, 1828. Please make sure your PR builds after submitting! Number of Trusted Contacts of a Customer, 1365. 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