2667. Create Hello World Function
82.1%
Easy

1. Two Sum
55.5%
Easy

88. Merge Sorted Array
52.6%
Easy

146. LRU Cache
44.9%
Med.

1768. Merge Strings Alternately
82.2%
Easy

1249. Minimum Remove to Make Valid Parentheses
70.5%
Med.

408. Valid Word Abbreviation
36.8%
Easy

1757. Recyclable and Low Fat Products
89.3%
Easy

121. Best Time to Buy and Sell Stock
55.0%
Easy

42. Trapping Rain Water
64.7%
Hard

200. Number of Islands
62.0%
Med.

56. Merge Intervals
49.1%
Med.

227. Basic Calculator II
45.6%
Med.

9. Palindrome Number
59.0%
Easy

1650. Lowest Common Ancestor of a Binary Tree III
82.3%
Med.

20. Valid Parentheses
42.1%
Easy

2235. Add Two Integers
88.2%
Easy

528. Random Pick with Weight
48.1%
Med.

215. Kth Largest Element in an Array
67.8%
Med.

680. Valid Palindrome II
42.8%
Easy

5. Longest Palindromic Substring
35.6%
Med.

2. Add Two Numbers
45.9%
Med.

3. Longest Substring Without Repeating Characters
36.7%
Med.

4. Median of Two Sorted Arrays
43.4%
Hard

2877. Create a DataFrame from List
81.5%
Easy

14. Longest Common Prefix
45.2%
Easy

560. Subarray Sum Equals K
45.2%
Med.

3161. Block Placement Queries
16.4%
Hard

380. Insert Delete GetRandom O(1)
54.9%
Med.

253. Meeting Rooms II
52.1%
Med.

49. Group Anagrams
70.7%
Med.

22. Generate Parentheses
76.9%
Med.

1930. Unique Length-3 Palindromic Subsequences
70.9%
Med.

23. Merge k Sorted Lists
56.3%
Hard

162. Find Peak Element
46.4%
Med.

827. Making A Large Island
54.5%
Hard

407. Trapping Rain Water II
58.7%
Hard

70. Climbing Stairs
53.5%
Easy

50. Pow(x, n)
36.8%
Med.

1762. Buildings With an Ocean View
80.7%
Med.

15. 3Sum
36.8%
Med.

31. Next Permutation
42.7%
Med.

13. Roman to Integer
64.6%
Easy

169. Majority Element
65.6%
Easy

347. Top K Frequent Elements
64.3%
Med.

767. Reorganize String
56.0%
Med.

432. All O`one Data Structure
44.2%
Hard

875. Koko Eating Bananas
49.0%
Med.

54. Spiral Matrix
53.5%
Med.

273. Integer to English Words
34.3%
Hard

7. Reverse Integer
30.1%
Med.

68. Text Justification
47.7%
Hard

53. Maximum Subarray
51.9%
Med.

346. Moving Average from Data Stream
79.8%
Easy

11. Container With Most Water
57.5%
Med.

1780. Check if Number is a Sum of Powers of Three
79.3%
Med.

286. Walls and Gates
62.8%
Med.

128. Longest Consecutive Sequence
47.1%
Med.

2914. Minimum Number of Changes to Make Binary String Beautiful
76.5%
Med.

48. Rotate Image
77.6%
Med.

138. Copy List with Random Pointer
60.1%
Med.

71. Simplify Path
47.3%
Med.

986. Interval List Intersections
72.6%
Med.

127. Word Ladder
42.4%
Hard

295. Find Median from Data Stream
53.1%
Hard

224. Basic Calculator
45.3%
Hard

362. Design Hit Counter
69.1%
Med.

2965. Find Missing and Repeated Values
83.7%
Easy

994. Rotting Oranges
56.3%
Med.

1861. Rotating the Box
79.0%
Med.

2043. Simple Bank System
61.3%
Med.

2127. Maximum Employees to Be Invited to a Meeting
62.2%
Hard

125. Valid Palindrome
50.6%
Easy

1152. Analyze User Website Visit Pattern
43.5%
Med.

26. Remove Duplicates from Sorted Array
60.0%
Easy

2579. Count Total Number of Colored Cells
66.2%
Med.

1524. Number of Sub-arrays With Odd Sum
56.1%
Med.

465. Optimal Account Balancing
49.8%
Hard

21. Merge Two Sorted Lists
66.6%
Easy

412. Fizz Buzz
74.2%
Easy

199. Binary Tree Right Side View
66.4%
Med.

1639. Number of Ways to Form a Target String Given a Dictionary
57.2%
Hard

2493. Divide Nodes Into the Maximum Number of Groups
67.4%
Hard

34. Find First and Last Position of Element in Sorted Array
46.5%
Med.

1004. Max Consecutive Ones III
65.6%
Med.

815. Bus Routes
47.0%
Hard

359. Logger Rate Limiter
76.4%
Easy

269. Alien Dictionary
36.6%
Hard

2226. Maximum Candies Allocated to K Children
50.1%
Med.

543. Diameter of Binary Tree
63.2%
Easy

443. String Compression
57.8%
Med.

55. Jump Game
39.3%
Med.

791. Custom Sort String
71.9%
Med.

51. N-Queens
72.3%
Hard

938. Range Sum of BST
87.4%
Easy

207. Course Schedule
48.9%
Med.

1235. Maximum Profit in Job Scheduling
54.4%
Hard

636. Exclusive Time of Functions
64.5%
Med.

2762. Continuous Subarrays
58.0%
Med.

1422. Maximum Score After Splitting a String
65.2%
Easy

394. Decode String
60.9%
Med.

76. Minimum Window Substring
45.0%
Hard

621. Task Scheduler
61.3%
Med.

2551. Put Marbles in Bags
72.5%
Hard

2064. Minimized Maximum of Products Distributed to Any Store
62.5%
Med.

647. Palindromic Substrings
71.5%
Med.

17. Letter Combinations of a Phone Number
63.5%
Med.

198. House Robber
52.2%
Med.

79. Word Search
45.0%
Med.

460. LFU Cache
46.2%
Hard

973. K Closest Points to Origin
67.8%
Med.

33. Search in Rotated Sorted Array
42.6%
Med.

2375. Construct Smallest Number From DI String
85.8%
Med.

189. Rotate Array
42.8%
Med.

18. 4Sum
37.9%
Med.

1071. Greatest Common Divisor of Strings
52.6%
Easy

2484. Count Palindromic Subsequences
39.1%
Hard

41. First Missing Positive
40.9%
Hard

322. Coin Change
46.2%
Med.

210. Course Schedule II
53.1%
Med.

981. Time Based Key-Value Store
49.3%
Med.

12. Integer to Roman
68.2%
Med.

3191. Minimum Operations to Make Binary Array Elements Equal to One I
80.5%
Med.

129. Sum Root to Leaf Numbers
68.3%
Med.

983. Minimum Cost For Tickets
67.4%
Med.

283. Move Zeroes
62.7%
Easy

122. Best Time to Buy and Sell Stock II
69.2%
Med.

118. Pascal's Triangle
76.7%
Easy

863. All Nodes Distance K in Binary Tree
66.2%
Med.

238. Product of Array Except Self
67.6%
Med.

329. Longest Increasing Path in a Matrix
55.1%
Hard

27. Remove Element
59.8%
Easy

124. Binary Tree Maximum Path Sum
41.1%
Hard

796. Rotate String
63.8%
Easy

242. Valid Anagram
66.4%
Easy

202. Happy Number
57.8%
Easy

239. Sliding Window Maximum
47.4%
Hard

6. Zigzag Conversion
51.2%
Med.

179. Largest Number
41.1%
Med.

509. Fibonacci Number
72.7%
Easy

75. Sort Colors
66.8%
Med.

1752. Check if Array Is Sorted and Rotated
55.0%
Easy

658. Find K Closest Elements
48.5%
Med.

2577. Minimum Time to Visit a Cell In a Grid
56.9%
Hard

84. Largest Rectangle in Histogram
47.0%
Hard

588. Design In-Memory File System
48.1%
Hard

221. Maximal Square
48.5%
Med.

1200. Minimum Absolute Difference
70.5%
Easy

2539. Count the Number of Good Subsequences
50.9%
Med.

277. Find the Celebrity
48.3%
Med.

1366. Rank Teams by Votes
59.2%
Med.

410. Split Array Largest Sum
57.7%
Hard

135. Candy
44.6%
Hard

736. Parse Lisp Expression
52.5%
Hard

317. Shortest Distance from All Buildings
44.2%
Hard

1209. Remove All Adjacent Duplicates in String II
59.4%
Med.

489. Robot Room Cleaner
77.4%
Hard

36. Valid Sudoku
62.0%
Med.

1492. The kth Factor of n
69.5%
Med.

1268. Search Suggestions System
65.0%
Med.

642. Design Search Autocomplete System
49.3%
Hard

139. Word Break
48.1%
Med.

78. Subsets
80.6%
Med.

2601. Prime Subtraction Operation
55.6%
Med.

739. Daily Temperatures
67.2%
Med.

1838. Frequency of the Most Frequent Element
44.1%
Med.

1539. Kth Missing Positive Number
62.1%
Easy

134. Gas Station
46.2%
Med.

136. Single Number
75.7%
Easy

540. Single Element in a Sorted Array
59.2%
Med.

10. Regular Expression Matching
29.1%
Hard

300. Longest Increasing Subsequence
57.5%
Med.

723. Candy Crush
77.3%
Med.

206. Reverse Linked List
79.0%
Easy

1400. Construct K Palindrome Strings
68.7%
Med.

155. Min Stack
56.2%
Med.

151. Reverse Words in a String
51.1%
Med.

219. Contains Duplicate II
48.7%
Easy

1438. Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit
56.7%
Med.

69. Sqrt(x)
40.2%
Easy

3071. Minimum Operations to Write the Letter Y on a Grid
61.4%
Med.

387. First Unique Character in a String
63.5%
Easy

45. Jump Game II
41.3%
Med.

605. Can Place Flowers
28.9%
Easy

735. Asteroid Collision
45.3%
Med.

402. Remove K Digits
34.7%
Med.

297. Serialize and Deserialize Binary Tree
58.7%
Hard

545. Boundary of Binary Tree
47.0%
Med.

46. Permutations
80.4%
Med.

28. Find the Index of the First Occurrence in a String
44.7%
Easy

249. Group Shifted Strings
67.2%
Med.

416. Partition Equal Subset Sum
48.2%
Med.

32. Longest Valid Parentheses
36.1%
Hard

962. Maximum Width Ramp
55.7%
Med.

564. Find the Closest Palindrome
31.6%
Hard

39. Combination Sum
74.3%
Med.

1353. Maximum Number of Events That Can Be Attended
32.9%
Med.

2790. Maximum Number of Groups With Increasing Length
21.9%
Hard

1028. Recover a Tree From Preorder Traversal
83.3%
Hard

415. Add Strings
51.8%
Easy

217. Contains Duplicate
63.0%
Easy

773. Sliding Puzzle
73.1%
Hard

1829. Maximum XOR for Each Query
84.8%
Med.

72. Edit Distance
58.5%
Med.

133. Clone Graph
61.8%
Med.

1047. Remove All Adjacent Duplicates In String
71.3%
Easy

19. Remove Nth Node From End of List
48.6%
Med.

332. Reconstruct Itinerary
43.5%
Hard

140. Word Break II
53.3%
Hard

354. Russian Doll Envelopes
37.3%
Hard

341. Flatten Nested List Iterator
65.1%
Med.

205. Isomorphic Strings
46.6%
Easy

67. Add Binary
55.5%
Easy

584. Find Customer Referee
71.7%
Easy

349. Intersection of Two Arrays
76.3%
Easy

1011. Capacity To Ship Packages Within D Days
71.7%
Med.

85. Maximal Rectangle
53.3%
Hard

503. Next Greater Element II
65.9%
Med.

2163. Minimum Difference in Sums After Removal of Elements
48.9%
Hard

2468. Split Message Based on Limit
42.9%
Hard

176. Second Highest Salary
43.4%
Med.

3203. Find Minimum Diameter After Merging Two Trees
57.6%
Hard

25. Reverse Nodes in k-Group
62.6%
Hard

2502. Design Memory Allocator
48.2%
Med.

152. Maximum Product Subarray
34.7%
Med.

35. Search Insert Position
48.7%
Easy

62. Unique Paths
65.6%
Med.

212. Word Search II
37.2%
Hard

2115. Find All Possible Recipes from Given Supplies
56.4%
Med.

3149. Find the Minimum Cost Array Permutation
23.4%
Hard

907. Sum of Subarray Minimums
37.5%
Med.

852. Peak Index in a Mountain Array
67.7%
Med.

167. Two Sum II - Input Array Is Sorted
63.2%
Med.

344. Reverse String
79.6%
Easy

37. Sudoku Solver
63.7%
Hard

163. Missing Ranges
35.1%
Easy

197. Rising Temperature
50.0%
Easy

73. Set Matrix Zeroes
59.4%
Med.

424. Longest Repeating Character Replacement
56.8%
Med.

270. Closest Binary Search Tree Value
49.9%
Easy

131. Palindrome Partitioning
71.8%
Med.

1148. Article Views I
77.2%
Easy

234. Palindrome Linked List
55.5%
Easy

889. Construct Binary Tree from Preorder and Postorder Traversal
78.0%
Med.

529. Minesweeper
67.9%
Med.

652. Find Duplicate Subtrees
60.0%
Med.

66. Plus One
47.3%
Easy

958. Check Completeness of a Binary Tree
58.2%
Med.

1769. Minimum Number of Operations to Move All Balls to Each Box
90.1%
Med.

704. Binary Search
59.4%
Easy

218. The Skyline Problem
43.8%
Hard

525. Contiguous Array
49.1%
Med.

392. Is Subsequence
48.3%
Easy

2570. Merge Two 2D Arrays by Summing Values
82.1%
Easy

240. Search a 2D Matrix II
54.9%
Med.

345. Reverse Vowels of a String
57.7%
Easy

2467. Most Profitable Path in a Tree
67.7%
Med.

1275. Find Winner on a Tic Tac Toe Game
54.1%
Easy

268. Missing Number
69.7%
Easy

228. Summary Ranges
52.8%
Easy

977. Squares of a Sorted Array
73.2%
Easy

570. Managers with at Least 5 Direct Reports
49.0%
Med.

399. Evaluate Division
63.0%
Med.

287. Find the Duplicate Number
62.6%
Med.

214. Shortest Palindrome
40.5%
Hard

1166. Design File System
64.0%
Med.

1661. Average Time of Process per Machine
68.9%
Easy

3042. Count Prefix and Suffix Pairs I
77.7%
Easy

1344. Angle Between Hands of a Clock
64.1%
Med.

143. Reorder List
62.1%
Med.

64. Minimum Path Sum
66.2%
Med.

934. Shortest Bridge
58.5%
Med.

305. Number of Islands II
40.1%
Hard

876. Middle of the Linked List
80.4%
Easy

1462. Course Schedule IV
59.5%
Med.

752. Open the Lock
60.7%
Med.

1922. Count Good Numbers
56.5%
Med.

103. Binary Tree Zigzag Level Order Traversal
61.4%
Med.

546. Remove Boxes
48.2%
Hard

1611. Minimum One Bit Operations to Make Integers Zero
73.3%
Hard

438. Find All Anagrams in a String
52.0%
Med.

694. Number of Distinct Islands
62.1%
Med.

80. Remove Duplicates from Sorted Array II
62.6%
Med.

312. Burst Balloons
60.9%
Hard

61. Rotate List
39.7%
Med.

2402. Meeting Rooms III
43.9%
Hard

595. Big Countries
68.2%
Easy

1642. Furthest Building You Can Reach
50.3%
Med.

485. Max Consecutive Ones
62.1%
Easy

1652. Defuse the Bomb
79.2%
Easy

2296. Design a Text Editor
46.9%
Hard

490. The Maze
59.3%
Med.

692. Top K Frequent Words
59.1%
Med.

368. Largest Divisible Subset
48.7%
Med.

496. Next Greater Element I
74.2%
Easy

74. Search a 2D Matrix
52.0%
Med.

759. Employee Free Time
72.6%
Hard

1092. Shortest Common Supersequence
61.2%
Hard

8. String to Integer (atoi)
19.0%
Med.

209. Minimum Size Subarray Sum
49.1%
Med.

16. 3Sum Closest
46.8%
Med.

780. Reaching Points
33.6%
Hard

567. Permutation in String
47.0%
Med.

2035. Partition Array Into Two Arrays to Minimize Sum Difference
21.5%
Hard

334. Increasing Triplet Subsequence
39.1%
Med.

316. Remove Duplicate Letters
51.1%
Med.

2685. Count the Number of Complete Components
77.7%
Med.

2008. Maximum Earnings From Taxi
44.7%
Med.

2055. Plates Between Candles
46.5%
Med.

44. Wildcard Matching
29.6%
Hard

204. Count Primes
34.6%
Med.

123. Best Time to Buy and Sell Stock III
50.7%
Hard

695. Max Area of Island
73.0%
Med.

149. Max Points on a Line
28.7%
Hard

59. Spiral Matrix II
73.2%
Med.

475. Heaters
39.7%
Med.

371. Sum of Two Integers
53.4%
Med.

912. Sort an Array
56.8%
Med.

29. Divide Two Integers
18.3%
Med.

2034. Stock Price Fluctuation
47.9%
Med.

126. Word Ladder II
27.1%
Hard

1229. Meeting Scheduler
55.2%
Med.

451. Sort Characters By Frequency
73.9%
Med.

175. Combine Two Tables
77.8%
Easy

532. K-diff Pairs in an Array
44.5%
Med.

1378. Replace Employee ID With The Unique Identifier
83.6%
Easy

515. Find Largest Value in Each Tree Row
66.3%
Med.

733. Flood Fill
66.1%
Easy

715. Range Module
44.1%
Hard

547. Number of Provinces
68.3%
Med.

1480. Running Sum of 1d Array
87.0%
Easy

442. Find All Duplicates in an Array
76.3%
Med.

628. Maximum Product of Three Numbers
45.3%
Easy

213. House Robber II
43.4%
Med.

208. Implement Trie (Prefix Tree)
67.6%
Med.

729. My Calendar I
58.1%
Med.

1346. Check If N and Its Double Exist
41.2%
Easy

141. Linked List Cycle
52.3%
Easy

787. Cheapest Flights Within K Stops
40.2%
Med.

115. Distinct Subsequences
49.8%
Hard

1197. Minimum Knight Moves
41.2%
Med.

542. 01 Matrix
51.1%
Med.

1143. Longest Common Subsequence
58.1%
Med.

1482. Minimum Number of Days to Make m Bouquets
55.4%
Med.

1207. Unique Number of Occurrences
78.2%
Easy

188. Best Time to Buy and Sell Stock IV
46.5%
Hard

231. Power of Two
48.3%
Easy

148. Sort List
61.4%
Med.

1041. Robot Bounded In Circle
56.2%
Med.

2537. Count the Number of Good Subarrays
66.1%
Med.

1428. Leftmost Column with at Least a One
54.9%
Med.

43. Multiply Strings
42.1%
Med.

3459. Length of Longest V-Shaped Diagonal Segment
33.4%
Hard

378. Kth Smallest Element in a Sorted Matrix
63.4%
Med.

1431. Kids With the Greatest Number of Candies
88.1%
Easy

258. Add Digits
67.8%
Easy

92. Reverse Linked List II
49.4%
Med.

691. Stickers to Spell Word
50.0%
Hard

1190. Reverse Substrings Between Each Pair of Parentheses
71.7%
Med.

724. Find Pivot Index
60.3%
Easy

1802. Maximum Value at a Given Index in a Bounded Array
38.8%
Med.

632. Smallest Range Covering Elements from K Lists
69.7%
Hard

1326. Minimum Number of Taps to Open to Water a Garden
50.7%
Hard

173. Binary Search Tree Iterator
74.6%
Med.

252. Meeting Rooms
58.9%
Easy

91. Decode Ways
36.3%
Med.

2204. Distance to a Cycle in Undirected Graph
72.9%
Hard

98. Validate Binary Search Tree
34.2%
Med.

301. Remove Invalid Parentheses
49.1%
Hard

435. Non-overlapping Intervals
55.2%
Med.

779. K-th Symbol in Grammar
47.3%
Med.

887. Super Egg Drop
28.6%
Hard

383. Ransom Note
64.3%
Easy

2050. Parallel Courses III
66.7%
Hard

486. Predict the Winner
55.6%
Med.

174. Dungeon Game
39.3%
Hard

1581. Customer Who Visited but Did Not Make Any Transactions
67.4%
Easy

1193. Monthly Transactions I
58.3%
Med.

730. Count Different Palindromic Subsequences
46.3%
Hard

1010. Pairs of Songs With Total Durations Divisible by 60
53.2%
Med.

2768. Number of Black Blocks
37.8%
Med.

403. Frog Jump
46.5%
Hard

384. Shuffle an Array
58.9%
Med.

279. Perfect Squares
55.6%
Med.

291. Word Pattern II
48.6%
Med.

304. Range Sum Query 2D - Immutable
56.3%
Med.

1656. Design an Ordered Stream
82.1%
Easy

1233. Remove Sub-Folders from the Filesystem
75.7%
Med.

959. Regions Cut By Slashes
77.6%
Med.

373. Find K Pairs with Smallest Sums
40.6%
Med.

1493. Longest Subarray of 1's After Deleting One Element
69.1%
Med.

493. Reverse Pairs
31.9%
Hard

1244. Design A Leaderboard
67.9%
Med.

1000. Minimum Cost to Merge Stones
44.2%
Hard

24. Swap Nodes in Pairs
66.9%
Med.

30. Substring with Concatenation of All Words
32.9%
Hard

802. Find Eventual Safe States
68.3%
Med.

40. Combination Sum II
57.4%
Med.

389. Find the Difference
59.7%
Easy

104. Maximum Depth of Binary Tree
77.0%
Easy

679. 24 Game
49.9%
Hard

1074. Number of Submatrices That Sum to Target
74.4%
Hard

337. House Robber III
54.8%
Med.

1283. Find the Smallest Divisor Given a Threshold
63.1%
Med.

1251. Average Selling Price
36.8%
Easy

355. Design Twitter
42.3%
Med.

2133. Check if Every Row and Column Contains All Numbers
52.6%
Easy

678. Valid Parenthesis String
38.8%
Med.

2858. Minimum Edge Reversals So Every Node Is Reachable
55.4%
Hard

274. H-Index
40.1%
Med.

650. 2 Keys Keyboard
59.0%
Med.

328. Odd Even Linked List
61.9%
Med.

83. Remove Duplicates from Sorted List
54.6%
Easy

185. Department Top Three Salaries
57.3%
Hard

1526. Minimum Number of Increments on Subarrays to Form a Target Array
72.2%
Hard

57. Insert Interval
43.2%
Med.

1472. Design Browser History
77.7%
Med.

94. Binary Tree Inorder Traversal
78.3%
Easy

427. Construct Quad Tree
76.9%
Med.

3433. Count Mentions Per User
29.8%
Med.

992. Subarrays with K Different Integers
65.4%
Hard