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  - Array.md
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  - Bit Manipulation.md
  - Bitmask.md
  - Brainteaser.md
  - Breadth-First Search.md
  - Bucket Sort.md
  - Combinatorics.md
  - Counting Sort.md
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  - Database.md
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  - Design.md
  - Divide and Conquer.md
  - Doubly-Linked List.md
  - Dynamic Programming.md
  - Game Theory.md
  - Geometry.md
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  - Greedy.md
  - Hash Function.md
  - Hash Table.md
  - Heap (Priority Queue).md
  - Interactive.md
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  - Memoization.md
  - Merge Sort.md
  - Monotonic Queue.md
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  - Number Theory.md
  - Ordered Set.md
  - Prefix Sum.md
  - Probability and Statistics.md
  - Queue.md
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  - Recursion.md
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  - Rolling Hash.md
  - Segment Tree.md
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  - Simulation.md
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  - Sorting.md
  - Stack.md
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  - Union Find.md
- Daily_Questions.md
- Easy.md
- Hard.md
- Medium.md
- Questions_By_Code_Length.md
- Questions_By_Recent.md
- Topics.md
- Weekly_Questions.md
- _1. Two Sum.md
- _100. Same Tree.md
- _1002. Find Common Characters.md
- _1004. Max Consecutive Ones III.md
- _1006. Clumsy Factorial.md
- _1008. Construct Binary Search Tree from Preorder Traversal.md
- _1018. Binary Prefix Divisible By 5.md
- _1019. Next Greater Node In Linked List.md
- _102. Binary Tree Level Order Traversal.md
- _1020. Number of Enclaves.md
- _1026. Maximum Difference Between Node and Ancestor.md
- _1028. Recover a Tree From Preorder Traversal.md
- _103. Binary Tree Zigzag Level Order Traversal.md
- _1030. Matrix Cells in Distance Order.md
- _1038. Binary Search Tree to Greater Sum Tree.md
- _104. Maximum Depth of Binary Tree.md
- _1046. Last Stone Weight.md
- _1051. Height Checker.md
- _1052. Grumpy Bookstore Owner.md
- _1062. Longest Repeating Substring.md
- _1068. Product Sales Analysis I.md
- _107. Binary Tree Level Order Traversal II.md
- _1071. Greatest Common Divisor of Strings.md
- _1079. Letter Tile Possibilities.md
- _1087. Brace Expansion.md
- _1092. Shortest Common Supersequence .md
- _110. Balanced Binary Tree.md
- _1100. Find K-Length Substrings With No Repeated Characters.md
- _1101. The Earliest Moment When Everyone Become Friends.md
- _1105. Filling Bookcase Shelves.md
- _111. Minimum Depth of Binary Tree.md
- _1110. Delete Nodes And Return Forest.md
- _112. Path Sum.md
- _1122. Relative Sort Array.md
- _113. Path Sum II.md
- _1133. Largest Unique Number.md
- _114. Flatten Binary Tree to Linked List.md
- _1140. Stone Game II.md
- _1151. Minimum Swaps to Group All 1's Together.md
- _1160. Find Words That Can Be Formed by Characters.md
- _1161. Maximum Level Sum of a Binary Tree.md
- _1166. Design File System.md
- _1171. Remove Zero Sum Consecutive Nodes from Linked List.md
- _118. Pascal's Triangle.md
- _1184. Distance Between Bus Stops.md
- _1190. Reverse Substrings Between Each Pair of Parentheses.md
- _1207. Unique Number of Occurrences.md
- _1209. Remove All Adjacent Duplicates in String II.md
- _121. Best Time to Buy and Sell Stock.md
- _1218. Longest Arithmetic Subsequence of Given Difference.md
- _1229. Meeting Scheduler.md
- _1230. Toss Strange Coins.md
- _1232. Check If It Is a Straight Line.md
- _1233. Remove Sub-Folders from the Filesystem.md
- _1239. Maximum Length of a Concatenated String with Unique Characters.md
- _124. Binary Tree Maximum Path Sum.md
- _1248. Count Number of Nice Subarrays.md
- _1249. Minimum Remove to Make Valid Parentheses.md
- _125. Valid Palindrome.md
- _1252. Cells with Odd Values in a Matrix.md
- _1254. Number of Closed Islands.md
- _1255. Maximum Score Words Formed by Letters.md
- _1261. Find Elements in a Contaminated Binary Tree.md
- _1265. Print Immutable Linked List in Reverse.md
- _1267. Count Servers that Communicate.md
- _1268. Search Suggestions System.md
- _128. Longest Consecutive Sequence.md
- _1282. Group the People Given the Group Size They Belong To.md
- _1284. Minimum Number of Flips to Convert Binary Matrix to Zero Matrix.md
- _129. Sum Root to Leaf Numbers.md
- _13. Roman to Integer.md
- _1302. Deepest Leaves Sum.md
- _1305. All Elements in Two Binary Search Trees.md
- _131. Palindrome Partitioning.md
- _1315. Sum of Nodes with Even-Valued Grandparent.md
- _1317. Convert Integer to the Sum of Two No-Zero Integers.md
- _1325. Delete Leaves With a Given Value.md
- _1334. Find the City With the Smallest Number of Neighbors at a Threshold Distance.md
- _1351. Count Negative Numbers in a Sorted Matrix.md
- _1358. Number of Substrings Containing All Three Characters.md
- _136. Single Number.md
- _1367. Linked List in Binary Tree.md
- _1368. Minimum Cost to Make at Least One Valid Path in a Grid.md
- _1372. Longest ZigZag Path in a Binary Tree.md
- _1376. Time Needed to Inform All Employees.md
- _138. Copy List with Random Pointer.md
- _1380. Lucky Numbers in a Matrix.md
- _1381. Design a Stack With Increment Operation.md
- _1382. Balance a Binary Search Tree.md
- _1395. Count Number of Teams.md
- _14. Longest Common Prefix.md
- _1400. Construct K Palindrome Strings.md
- _1404. Number of Steps to Reduce a Number in Binary Representation to One.md
- _1408. String Matching in an Array.md
- _141. Linked List Cycle.md
- _1415. The k-th Lexicographical String of All Happy Strings of Length n.md
- _142. Linked List Cycle II.md
- _1422. Maximum Score After Splitting a String.md
- _1426. Counting Elements.md
- _1427. Perform String Shifts.md
- _1429. First Unique Number.md
- _143. Reorder List.md
- _1436. Destination City.md
- _1438. Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit.md
- _1442. Count Triplets That Can Form Two Arrays of Equal XOR.md
- _1448. Count Good Nodes in Binary Tree.md
- _145. Binary Tree Postorder Traversal.md
- _1452. People Whose List of Favorite Companies Is Not a Subset of Another List.md
- _1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence.md
- _1457. Pseudo-Palindromic Paths in a Binary Tree.md
- _1460. Make Two Arrays Equal by Reversing Subarrays.md
- _1461. Check If a String Contains All Binary Codes of Size K.md
- _1462. Course Schedule IV.md
- _1470. Shuffle the Array.md
- _1472. Design Browser History.md
- _1474. Delete N Nodes After M Nodes of a Linked List.md
- _1475. Final Prices With a Special Discount in a Shop.md
- _1481. Least Number of Unique Integers after K Removals.md
- _1482. Minimum Number of Days to Make m Bouquets.md
- _1490. Clone N-ary Tree.md
- _1493. Longest Subarray of 1's After Deleting One Element.md
- _1497. Check If Array Pairs Are Divisible by k.md
- _150. Evaluate Reverse Polish Notation.md
- _1502. Can Make Arithmetic Progression From Sequence.md
- _1508. Range Sum of Sorted Subarray Sums.md
- _1509. Minimum Difference Between Largest and Smallest Value in Three Moves.md
- _1518. Water Bottles.md
- _1522. Diameter of N-Ary Tree.md
- _1524. Number of Sub-arrays With Odd Sum.md
- _1525. Number of Good Ways to Split a String.md
- _1530. Number of Good Leaf Nodes Pairs.md
- _1535. Find the Winner of an Array Game.md
- _155. Min Stack.md
- _1550. Three Consecutive Odds.md
- _1551. Minimum Operations to Make Array Equal.md
- _1552. Magnetic Force Between Two Balls.md
- _1561. Maximum Number of Coins You Can Get.md
- _1564. Put Boxes Into the Warehouse I.md
- _1568. Minimum Number of Days to Disconnect Island.md
- _1570. Dot Product of Two Sparse Vectors.md
- _1579. Remove Max Number of Edges to Keep Graph Fully Traversable.md
- _1580. Put Boxes Into the Warehouse II.md
- _1598. Crawler Log Folder.md
- _1602. Find Nearest Right Node in Binary Tree.md
- _1605. Find Valid Matrix Given Row and Column Sums.md
- _1609. Even Odd Tree.md
- _1634. Add Two Polynomials Represented as Linked Lists.md
- _1636. Sort Array by Increasing Frequency.md
- _1641. Count Sorted Vowel Strings.md
- _1642. Furthest Building You Can Reach.md
- _165. Compare Version Numbers.md
- _1650. Lowest Common Ancestor of a Binary Tree III.md
- _1653. Minimum Deletions to Make String Balanced.md
- _1657. Determine if Two Strings Are Close.md
- _166. Fraction to Recurring Decimal.md
- _1660. Correct a Binary Tree.md
- _1669. Merge In Between Linked Lists.md
- _167. Two Sum II - Input Array Is Sorted.md
- _1676. Lowest Common Ancestor of a Binary Tree IV.md
- _1684. Count the Number of Consistent Strings.md
- _1689. Partitioning Into Minimum Number Of Deci-Binary Numbers.md
- _1696. Jump Game VI.md
- _1698. Number of Distinct Substrings in a String.md
- _17. Letter Combinations of a Phone Number.md
- _170. Two Sum III - Data structure design.md
- _1700. Number of Students Unable to Eat Lunch.md
- _1701. Average Waiting Time.md
- _1717. Maximum Score From Removing Substrings.md
- _1718. Construct the Lexicographically Largest Valid Sequence.md
- _1721. Swapping Nodes in a Linked List.md
- _173. Binary Search Tree Iterator.md
- _1730. Shortest Path to Get Food.md
- _1736. Latest Time by Replacing Hidden Digits.md
- _1740. Find Distance in a Binary Tree.md
- _1743. Restore the Array From Adjacent Pairs.md
- _1748. Sum of Unique Elements.md
- _1749. Maximum Absolute Sum of Any Subarray.md
- _175. Combine Two Tables.md
- _1752. Check if Array Is Sorted and Rotated.md
- _1756. Design Most Recently Used Queue.md
- _1759. Count Number of Homogenous Substrings.md
- _176. Second Highest Salary.md
- _1762. Buildings With an Ocean View.md
- _1768. Merge Strings Alternately.md
- _177. Nth Highest Salary.md
- _1780. Check if Number is a Sum of Powers of Three.md
- _1783. Grand Slam Titles.md
- _1791. Find Center of Star Graph.md
- _1800. Maximum Ascending Subarray Sum.md
- _1804. Implement Trie II (Prefix Tree).md
- _181. Employees Earning More Than Their Managers.md
- _182. Duplicate Emails.md
- _1822. Sign of the Product of an Array.md
- _1823. Find the Winner of the Circular Game.md
- _183. Customers Who Never Order.md
- _1833. Maximum Ice Cream Bars.md
- _1836. Remove Duplicates From an Unsorted Linked List.md
- _184. Department Highest Salary.md
- _1844. Replace All Digits with Characters.md
- _1852. Distinct Numbers in Each Subarray.md
- _1858. Longest Word With All Prefixes.md
- _1874. Minimize Product Sum of Two Arrays.md
- _1877. Minimize Maximum Pair Sum in Array.md
- _1884. Egg Drop With 2 Eggs and N Floors.md
- _1885. Count Pairs in Two Arrays.md
- _189. Rotate Array.md
- _19. Remove Nth Node From End of List.md
- _1905. Count Sub Islands.md
- _1909. Remove One Element to Make the Array Strictly Increasing.md
- _191. Number of 1 Bits.md
- _1910. Remove All Occurrences of a Substring.md
- _1929. Concatenation of Array.md
- _1940. Longest Common Subsequence Between Sorted Arrays.md
- _1945. Sum of Digits of String After Convert.md
- _1957. Delete Characters to Make Fancy String.md
- _196. Delete Duplicate Emails.md
- _197. Rising Temperature.md
- _1973. Count Nodes Equal to Sum of Descendants.md
- _198. House Robber.md
- _1980. Find Unique Binary String.md
- _199. Binary Tree Right Side View.md
- _1992. Find All Groups of Farmland.md
- _2. Add Two Numbers.md
- _20. Valid Parentheses.md
- _200. Number of Islands.md
- _2011. Final Value of Variable After Performing Operations.md
- _2013. Detect Squares.md
- _2037. Minimum Number of Moves to Seat Everyone.md
- _2045. Second Minimum Time to Reach Destination.md
- _2046. Sort Linked List Already Sorted Using Absolute Values.md
- _2053. Kth Distinct String in an Array.md
- _2058. Find the Minimum and Maximum Number of Nodes Between Critical Points.md
- _206. Reverse Linked List.md
- _2063. Vowels of All Substrings.md
- _208. Implement Trie (Prefix Tree).md
- _2083. Substrings That Begin and End With the Same Letter.md
- _2086. Minimum Number of Food Buckets to Feed the Hamsters.md
- _2093. Minimum Cost to Reach City With Discounts.md
- _2095. Delete the Middle Node of a Linked List.md
- _2096. Step-By-Step Directions From a Binary Tree Node to Another.md
- _21. Merge Two Sorted Lists.md
- _211. Design Add and Search Words Data Structure.md
- _212. Word Search II.md
- _213. House Robber II.md
- _2130. Maximum Twin Sum of a Linked List.md
- _2134. Minimum Swaps to Group All 1's Together II.md
- _2149. Rearrange Array Elements by Sign.md
- _2161. Partition Array According to Given Pivot.md
- _2165. Smallest Value of the Rearranged Number.md
- _217. Contains Duplicate.md
- _2181. Merge Nodes in Between Zeros.md
- _2191. Sort the Jumbled Numbers.md
- _2192. All Ancestors of a Node in a Directed Acyclic Graph.md
- _2196. Create Binary Tree From Descriptions.md
- _22. Generate Parentheses.md
- _2206. Divide Array Into Equal Pairs.md
- _2211. Count Collisions on a Road.md
- _2221. Find Triangular Sum of an Array.md
- _2225. Find Players With Zero or One Losses.md
- _224. Basic Calculator.md
- _2248. Intersection of Multiple Arrays.md
- _2258. Escape the Spreading Fire.md
- _226. Invert Binary Tree.md
- _2265. Count Nodes Equal to Average of Subtree.md
- _2268. Minimum Number of Keypresses.md
- _227. Basic Calculator II.md
- _2285. Maximum Total Importance of Roads.md
- _23. Merge k Sorted Lists.md
- _230. Kth Smallest Element in a BST.md
- _2304. Minimum Path Cost in a Grid.md
- _231. Power of Two.md
- _2317. Maximum XOR After Operations .md
- _2342. Max Sum of a Pair With Equal Sum of Digits.md
- _2349. Design a Number Container System.md
- _235. Lowest Common Ancestor of a Binary Search Tree.md
- _2352. Equal Row and Column Pairs.md
- _236. Lowest Common Ancestor of a Binary Tree.md
- _2365. Task Scheduler II.md
- _2374. Node With Highest Edge Score.md
- _2375. Construct Smallest Number From DI String.md
- _2379. Minimum Recolors to Get K Consecutive Black Blocks.md
- _238. Product of Array Except Self.md
- _2385. Amount of Time for Binary Tree to Be Infected.md
- _2389. Longest Subsequence With Limited Sum.md
- _239. Sliding Window Maximum.md
- _2390. Removing Stars From a String.md
- _2392. Build a Matrix With Conditions.md
- _2393. Count Strictly Increasing Subarrays.md
- _2395. Find Subarrays With Equal Sum.md
- _2396. Strictly Palindromic Number.md
- _24. Swap Nodes in Pairs.md
- _2405. Optimal Partition of String.md
- _2415. Reverse Odd Levels of Binary Tree.md
- _2416. Sum of Prefix Scores of Strings.md
- _2418. Sort the People.md
- _242. Valid Anagram.md
- _2423. Remove Letter To Equalize Frequency.md
- _2425. Bitwise XOR of All Pairings.md
- _2433. Find The Original Array of Prefix Xor.md
- _2451. Odd String Difference.md
- _2455. Average Value of Even Numbers That Are Divisible by Three.md
- _2458. Height of Binary Tree After Subtree Removal Queries.md
- _2460. Apply Operations to an Array.md
- _2473. Minimum Cost to Buy Apples.md
- _2482. Difference Between Ones and Zeros in Row and Column.md
- _2486. Append Characters to String to Make Subsequence.md
- _2487. Remove Nodes From Linked List.md
- _2493. Divide Nodes Into the Maximum Number of Groups.md
- _25. Reverse Nodes in k-Group.md
- _2501. Longest Square Streak in an Array.md
- _251. Flatten 2D Vector.md
- _2523. Closest Prime Numbers in Range.md
- _2529. Maximum Count of Positive Integer and Negative Integer.md
- _2545. Sort the Students by Their Kth Score.md
- _2570. Merge Two 2D Arrays by Summing Values.md
- _2579. Count Total Number of Colored Cells.md
- _2582. Pass the Pillow.md
- _2583. Kth Largest Sum in a Binary Tree.md
- _2594. Minimum Time to Repair Cars.md
- _2599. Make the Prefix Sum Non-negative.md
- _26. Remove Duplicates from Sorted Array.md
- _260. Single Number III.md
- _261. Graph Valid Tree.md
- _2610. Convert an Array Into a 2D Array With Conditions.md
- _2619. Array Prototype Last.md
- _2620. Counter.md
- _2621. Sleep.md
- _2623. Memoize.md
- _2624. Snail Traversal.md
- _2626. Array Reduce Transformation.md
- _2629. Function Composition.md
- _2634. Filter Elements from Array.md
- _2635. Apply Transform Over Each Element in Array.md
- _2658. Maximum Number of Fish in a Grid.md
- _266. Palindrome Permutation.md
- _2661. First Completely Painted Row or Column.md
- _2664. The Knight’s Tour.md
- _2665. Counter II.md
- _2666. Allow One Function Call.md
- _2667. Create Hello World Function.md
- _2671. Frequency Tracker.md
- _2678. Number of Senior Citizens.md
- _2679. Sum in a Matrix.md
- _2683. Neighboring Bitwise XOR.md
- _2684. Maximum Number of Moves in a Grid.md
- _2698. Find the Punishment Number of an Integer.md
- _27. Remove Element.md
- _2703. Return Length of Arguments Passed.md
- _2704. To Be Or Not To Be.md
- _271. Encode and Decode Strings.md
- _272. Closest Binary Search Tree Value II.md
- _2723. Add Two Promises.md
- _273. Integer to English Words.md
- _2734. Lexicographically Smallest String After Substring Operation.md
- _2743. Count Substrings Without Repeating Character.md
- _2751. Robot Collisions.md
- _2796. Repeat String.md
- _28. Find the Index of the First Occurrence in a String.md
- _2807. Insert Greatest Common Divisors in Linked List.md
- _2816. Double a Number Represented as a Linked List.md
- _2852. Sum of Remoteness of All Cells.md
- _286. Walls and Gates.md
- _287. Find the Duplicate Number.md
- _2886. Change Data Type.md
- _2894. Divisible and Non-divisible Sums Difference.md
- _292. Nim Game.md
- _2942. Find Words Containing Character.md
- _2954. Count the Number of Infection Sequences.md
- _2955. Number of Same-End Substrings.md
- _2965. Find Missing and Repeated Values.md
- _2976. Minimum Cost to Convert String I.md
- _2979. Most Expensive Item That Can Not Be Bought.md
- _2997. Minimum Number of Operations to Make Array XOR Equal to K.md
- _3. Longest Substring Without Repeating Characters.md
- _3016. Minimum Number of Pushes to Type Word II.md
- _3043. Find the Length of the Longest Common Prefix.md
- _3045. Count Prefix and Suffix Pairs II.md
- _3064. Guess the Number Using Bitwise Questions I.md
- _3066. Minimum Operations to Exceed Threshold Value II.md
- _3074. Apple Redistribution into Boxes.md
- _3105. Longest Strictly Increasing or Strictly Decreasing Subarray.md
- _3106. Lexicographically Smallest String After Operations With Constraint.md
- _3110. Score of a String.md
- _3111. Minimum Rectangles to Cover Points.md
- _3136. Valid Word.md
- _314. Binary Tree Vertical Order Traversal.md
- _3151. Special Array I.md
- _3157. Find the Level of Tree with Minimum Sum.md
- _3160. Find the Number of Distinct Colors Among the Balls.md
- _3163. String Compression III.md
- _3168. Minimum Number of Chairs in a Waiting Room.md
- _3169. Count Days Without Meetings.md
- _3174. Clear Digits.md
- _3175. Find The First Player to win K Games in a Row.md
- _3178. Find the Child Who Has the Ball After K Seconds.md
- _3179. Find the N-th Value After K Seconds.md
- _3180. Maximum Total Reward Using Operations I.md
- _3184. Count Pairs That Form a Complete Day I.md
- _3185. Count Pairs That Form a Complete Day II.md
- _3186. Maximum Total Damage With Spell Casting.md
- _3189. Minimum Moves to Get a Peaceful Board.md
- _3190. Find Minimum Operations to Make All Elements Divisible by Three.md
- _3191. Minimum Operations to Make Binary Array Elements Equal to One I.md
- _3192. Minimum Operations to Make Binary Array Elements Equal to One II.md
- _3194. Minimum Average of Smallest and Largest Elements.md
- _3195. Find the Minimum Area to Cover All Ones I.md
- _3196. Maximize Total Cost of Alternating Subarrays.md
- _320. Generalized Abbreviation.md
- _3210. Find the Encrypted String.md
- _3211. Generate Binary Strings Without Adjacent Zeros.md
- _3212. Count Submatrices With Equal Frequency of X and Y.md
- _3213. Construct String with Minimum Cost.md
- _3217. Delete Nodes From Linked List Present in Array.md
- _322. Coin Change.md
- _3226. Number of Bit Changes to Make Two Integers Equal.md
- _3226. Question 3226.md
- _3227. Question 3227.md
- _3227. Vowels Game in a String.md
- _3228. Maximum Number of Operations to Move Ones to the End.md
- _3228. Question 3228.md
- _3229. Minimum Operations to Make Array Equal to Target.md
- _3229. Question 3229.md
- _3232. Find if Digit Game Can Be Won.md
- _3232. Question 3232.md
- _3233. Find the Count of Numbers Which Are Not Special.md
- _3233. Question 3233.md
- _3238. Find the Number of Winning Players.md
- _3238. Question 3238.md
- _3239. Minimum Number of Flips to Make Binary Grid Palindromic I.md
- _3239. Question 3239.md
- _3240. Minimum Number of Flips to Make Binary Grid Palindromic II.md
- _3240. Question 3240.md
- _3242. Design Neighbor Sum Service.md
- _3248. Snake in Matrix.md
- _3249. Count the Number of Good Nodes.md
- _326. Power of Three.md
- _328. Odd Even Linked List.md
- _3289. Question 3289.md
- _33. Search in Rotated Sorted Array.md
- _330. Patching Array.md
- _3306. Count of Substrings Containing Every Vowel and K Consonants II.md
- _339. Nested List Weight Sum.md
- _341. Flatten Nested List Iterator.md
- _342. Power of Four.md
- _344. Reverse String.md
- _3443. Maximum Manhattan Distance After K Changes.md
- _345. Reverse Vowels of a String.md
- _3460. Longest Common Prefix After at Most One Removal.md
- _3460. Question 3460.md
- _347. Top K Frequent Elements.md
- _348. Design Tic-Tac-Toe.md
- _350. Intersection of Two Arrays II.md
- _351. Android Unlock Patterns.md
- _353. Design Snake Game.md
- _36. Valid Sudoku.md
- _362. Design Hit Counter.md
- _364. Nested List Weight Sum II.md
- _366. Find Leaves of Binary Tree.md
- _369. Plus One Linked List.md
- _374. Guess Number Higher or Lower.md
- _380. Insert Delete GetRandom O(1).md
- _381. Insert Delete GetRandom O(1) - Duplicates allowed.md
- _382. Linked List Random Node.md
- _384. Shuffle an Array.md
- _39. Combination Sum.md
- _392. Is Subsequence.md
- _394. Decode String.md
- _40. Combination Sum II.md
- _408. Valid Word Abbreviation.md
- _409. Longest Palindrome.md
- _412. Fizz Buzz.md
- _414. Third Maximum Number.md
- _419. Battleships in a Board.md
- _42. Trapping Rain Water.md
- _424. Longest Repeating Character Replacement.md
- _426. Convert Binary Search Tree to Sorted Doubly Linked List.md
- _429. N-ary Tree Level Order Traversal.md
- _430. Flatten a Multilevel Doubly Linked List.md
- _431. Encode N-ary Tree to Binary Tree.md
- _437. Path Sum III.md
- _443. String Compression.md
- _450. Delete Node in a BST.md
- _451. Sort Characters By Frequency.md
- _46. Permutations.md
- _475. Heaters.md
- _476. Number Complement.md
- _48. Rotate Image.md
- _480. Sliding Window Median.md
- _487. Max Consecutive Ones II.md
- _49. Group Anagrams.md
- _5. Longest Palindromic Substring.md
- _50. Pow(x, n).md
- _502. IPO.md
- _503. Next Greater Element II.md
- _509. Fibonacci Number.md
- _513. Find Bottom Left Tree Value.md
- _523. Continuous Subarray Sum.md
- _53. Maximum Subarray.md
- _535. Encode and Decode TinyURL.md
- _54. Spiral Matrix.md
- _540. Single Element in a Sorted Array.md
- _542. 01 Matrix.md
- _543. Diameter of Binary Tree.md
- _559. Maximum Depth of N-ary Tree.md
- _56. Merge Intervals.md
- _565. Array Nesting.md
- _567. Permutation in String.md
- _57. Insert Interval.md
- _572. Subtree of Another Tree.md
- _577. Employee Bonus.md
- _584. Find Customer Referee.md
- _586. Customer Placing the Largest Number of Orders.md
- _590. N-ary Tree Postorder Traversal.md
- _595. Big Countries.md
- _596. Classes More Than 5 Students.md
- _605. Can Place Flowers.md
- _606. Construct String from Binary Tree.md
- _607. Sales Person.md
- _61. Rotate List.md
- _611. Valid Triangle Number.md
- _616. Add Bold Tag in String.md
- _619. Biggest Single Number.md
- _622. Design Circular Queue.md
- _624. Maximum Distance in Arrays.md
- _636. Exclusive Time of Functions.md
- _637. Average of Levels in Binary Tree.md
- _641. Design Circular Deque.md
- _645. Set Mismatch.md
- _647. Palindromic Substrings.md
- _648. Replace Words.md
- _650. 2 Keys Keyboard.md
- _651. 4 Keys Keyboard.md
- _653. Two Sum IV - Input is a BST.md
- _654. Maximum Binary Tree.md
- _66. Plus One.md
- _662. Maximum Width of Binary Tree.md
- _663. Equal Tree Partition.md
- _664. Strange Printer.md
- _665. Non-decreasing Array.md
- _666. Path Sum IV.md
- _676. Implement Magic Dictionary.md
- _684. Redundant Connection.md
- _687. Longest Univalue Path.md
- _69. Sqrt(x).md
- _690. Employee Importance.md
- _692. Top K Frequent Words.md
- _695. Max Area of Island.md
- _7. Reverse Integer.md
- _70. Climbing Stairs.md
- _700. Search in a Binary Search Tree.md
- _703. Kth Largest Element in a Stream.md
- _707. Design Linked List.md
- _708. Insert into a Sorted Circular Linked List.md
- _71. Simplify Path.md
- _713. Subarray Product Less Than K.md
- _719. Find K-th Smallest Pair Distance.md
- _720. Longest Word in Dictionary.md
- _725. Split Linked List in Parts.md
- _726. Number of Atoms.md
- _729. My Calendar I.md
- _735. Asteroid Collision.md
- _739. Daily Temperatures.md
- _74. Search a 2D Matrix.md
- _743. Network Delay Time.md
- _744. Find Smallest Letter Greater Than Target.md
- _746. Min Cost Climbing Stairs.md
- _75. Sort Colors.md
- _758. Bold Words in String.md
- _77. Combinations.md
- _771. Jewels and Stones.md
- _776. Split BST.md
- _78. Subsets.md
- _784. Letter Case Permutation.md
- _79. Word Search.md
- _791. Custom Sort String.md
- _794. Valid Tic-Tac-Toe State.md
- _796. Rotate String.md
- _797. All Paths From Source to Target.md
- _8. String to Integer (atoi).md
- _807. Max Increase to Keep City Skyline.md
- _81. Search in Rotated Sorted Array II.md
- _817. Linked List Components.md
- _819. Most Common Word.md
- _82. Remove Duplicates from Sorted List II.md
- _826. Most Profit Assigning Work.md
- _827. Making A Large Island.md
- _83. Remove Duplicates from Sorted List.md
- _84. Largest Rectangle in Histogram.md
- _840. Magic Squares In Grid.md
- _846. Hand of Straights.md
- _848. Shifting Letters.md
- _849. Maximize Distance to Closest Person.md
- _853. Car Fleet.md
- _856. Score of Parentheses.md
- _860. Lemonade Change.md
- _861. Score After Flipping Matrix.md
- _863. All Nodes Distance K in Binary Tree.md
- _867. Transpose Matrix.md
- _877. Stone Game.md
- _885. Spiral Matrix III.md
- _890. Find and Replace Pattern.md
- _894. All Possible Full Binary Trees.md
- _895. Maximum Frequency Stack.md
- _9. Palindrome Number.md
- _90. Subsets II.md
- _909. Snakes and Ladders.md
- _912. Sort an Array.md
- _919. Complete Binary Tree Inserter.md
- _921. Minimum Add to Make Parentheses Valid.md
- _930. Binary Subarrays With Sum.md
- _938. Range Sum of BST.md
- _94. Binary Tree Inorder Traversal.md
- _942. DI String Match.md
- _945. Minimum Increment to Make Array Unique.md
- _946. Validate Stack Sequences.md
- _950. Reveal Cards In Increasing Order.md
- _951. Flip Equivalent Binary Trees.md
- _959. Regions Cut By Slashes.md
- _973. K Closest Points to Origin.md
- _974. Subarray Sums Divisible by K.md
- _977. Squares of a Sorted Array.md
- _979. Distribute Coins in Binary Tree.md
- _98. Validate Binary Search Tree.md
- _981. Time Based Key-Value Store.md
- _987. Vertical Order Traversal of a Binary Tree.md
- _993. Cousins in Binary Tree.md
- _994. Rotting Oranges.md
- _995. Minimum Number of K Consecutive Bit Flips.md
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Quickselect.md

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#	Title	Level	Cats	Solution	Languages	Date Complete
347	Top K Frequent Elements	Medium	B75, N150	solution	py	Jun 13, 2024
973	K Closest Points to Origin	Medium	N150	solution	py	Jun 29, 2024

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