LeetCode with JavaScript: give your brain a workout

All Solutions

1. № 1. Two Sum
2. № 2. Add Two Numbers
3. № 3. Longest Substring Without Repeating Characters
4. № 4. Median of Two Sorted Arrays
5. № 5. Longest Palindromic Substring
6. № 6. Zigzag Conversion
7. № 7. Reverse Integer
8. № 8. String to Integer (atoi)
9. № 9. Palindrome Number
10. № 11. Container With Most Water
11. № 12. Integer to Roman
12. № 13. Roman to Integer
13. № 14. Longest Common Prefix
14. № 15. 3Sum
15. № 16. 3Sum Closest
16. № 17. Letter Combinations of a Phone Number
17. № 19. Remove Nth Node From End of List
18. № 20. Valid Parentheses
19. № 21. Merge Two Sorted Lists
20. № 22. Generate Parentheses
21. № 23. Merge k Sorted Lists
22. № 24. Swap Nodes in Pairs
23. № 26. Remove Duplicates from Sorted Array
24. № 27. Remove Element
25. № 28. Find the Index of the First Occurrence in a String
26. № 33. Search in Rotated Sorted Array
27. № 34. Find First and Last Position of Element in Sorted Array
28. № 35. Search Insert Position
29. № 36. Valid Sudoku
30. № 40. Combination Sum II
31. № 41. First Missing Positive
32. № 42. Trapping Rain Water
33. № 49. Group Anagrams
34. № 50. Pow
35. № 54. Spiral Matrix
36. № 57. Insert Interval
37. № 58. Length of Last Word
38. № 59. Spiral Matrix II
39. № 62. Unique Paths
40. № 67. Add Binary
41. № 70. Climbing Stairs
42. № 71. Simplify Path
43. № 74. Search a 2D Matrix
44. № 75. Sort Colors
45. № 76. Minimum Window Substring
46. № 77. Combinations
47. № 78. Subsets
48. № 79. Word Search
49. № 85. Maximal Rectangle
50. № 86. Partition List
51. № 91. Decode Ways
52. № 94. Binary Tree Inorder Traversal
53. № 98. Validate Binary Search Tree
54. № 100. Same Tree
55. № 101. Symmetric Tree
56. № 102. Binary Tree Level Order Traversal
57. № 103. Binary Tree Zigzag Level Order Traversal
58. № 104. Maximum Depth of Binary Tree
59. № 109. Convert Sorted List to Binary Search Tree
60. № 110. Balanced Binary Tree
61. № 111. Minimum Depth of Binary Tree
62. № 119. Pascal's Triangle II
63. № 121. Best Time to Buy and Sell Stock
64. № 125. Valid Palindrome
65. № 128. Longest Consecutive Sequence
66. № 129. Sum Root to Leaf Numbers
67. № 131. Palindrome Partitioning
68. № 137. Single Number II
69. № 139. Word Break
70. № 140. Word Break II
71. № 141. Linked List Cycle
72. № 142. Linked List Cycle II
73. № 143. Reorder List
74. № 145. Binary Tree Postorder Traversal
75. № 146. LRU Cache
76. № 150. Evaluate Reverse Polish Notation
77. № 153. Find Minimum in Rotated Sorted Array
78. № 155. Min Stack
79. № 165. Compare Version Numbers
80. № 167. Two Sum II - Input Array Is Sorted
81. № 168. Excel Sheet Column Title
82. № 169. Majority Element
83. № 179. Largest Number
84. № 190. Reverse Bits
85. № 191. Number of 1 Bits
86. № 198. House Robber
87. № 199. Binary Tree Right Side View
88. № 200. Number of Islands
89. № 201. Bitwise AND of Numbers Range
90. № 205. Isomorphic Strings
91. № 206. Reverse Linked List
92. № 208. Implement Trie (Prefix Tree)
93. № 211. Design Add and Search Words Data Structure
94. № 214. Shortest Palindrome
95. № 215. Kth Largest Element in an Array
96. № 217. Contains Duplicate
97. № 225. Implement Stack using Queues
98. № 226. Invert Binary Tree
99. № 228. Summary Ranges
100. № 229. Majority Element II
101. № 231. Power of Two
102. № 232. Implement Queue using Stacks
103. № 234. Palindrome Linked List
104. № 235. Lowest Common Ancestor of a Binary Search Tree
105. № 237. Delete Node in a Linked List
106. № 238. Product of Array Except Self
107. № 239. Sliding Window Maximum
108. № 241. Different Ways to Add Parentheses
109. № 242. Valid Anagram
110. № 258. Add Digits
111. № 260. Single Number III
112. № 264. Ugly Number II
113. № 268. Missing Number
114. № 273. Integer to English Words
115. № 278. First Bad Version
116. № 279. Perfect Squares
117. № 287. Find the Duplicate Number
118. № 299. Bulls and Cows
119. № 300. Longest Increasing Subsequence
120. № 310. Minimum Height Trees
121. № 316. Remove Duplicate Letters
122. № 319. Bulb Switcher
123. № 330. Patching Array
124. № 341. Flatten Nested List Iterator
125. № 342. Power of Four
126. № 343. Integer Break
127. № 344. Reverse String
128. № 347. Top K Frequent Elements
129. № 349. Intersection of Two Arrays
130. № 350. Intersection of Two Arrays II
131. № 368. Largest Divisible Subset
132. № 373. Find K Pairs with Smallest Sums
133. № 380. Insert Delete GetRandom O(1)
134. № 382. Linked List Random Node
135. № 383. Ransom Note
136. № 386. Lexicographical Numbers
137. № 387. First Unique Character in a String
138. № 392. Is Subsequence
139. № 394. Decode String
140. № 399. Evaluate Division
141. № 402. Remove K Digits
142. № 403. Frog Jump
143. № 404. Sum of Left Leaves
144. № 407. Trapping Rain Water II
145. № 409. Longest Palindrome
146. № 416. Partition Equal Subset Sum
147. № 424. Longest Repeating Character Replacement
148. № 432. All O`one Data Structure
149. № 435. Non-overlapping Intervals
150. № 438. Find All Anagrams in a String
151. № 440. K-th Smallest in Lexicographical Order
152. № 442. Find All Duplicates in an Array
153. № 443. String Compression
154. № 445. Add Two Numbers II
155. № 446. Arithmetic Slices II - Subsequence
156. № 451. Sort Characters By Frequency
157. № 452. Minimum Number of Arrows to Burst Balloons
158. № 455. Assign Cookies
159. № 458. Poor Pigs
160. № 459. Repeated Substring Pattern
161. № 463. Island Perimeter
162. № 476. Number Complement
163. № 486. Predict the Winner
164. № 494. Target Sum
165. № 501. Find Mode in Binary Search Tree
166. № 502. IPO
167. № 506. Relative Ranks
168. № 509. Fibonacci Number
169. № 513. Find Bottom Left Tree Value
170. № 514. Freedom Trail
171. № 515. Find Largest Value in Each Tree Row
172. № 516. Longest Palindromic Subsequence
173. № 518. Coin Change II
174. № 521. Longest Uncommon Subsequence I
175. № 523. Continuous Subarray Sum
176. № 525. Contiguous Array
177. № 530. Minimum Absolute Difference in BST
178. № 538. Convert BST to Greater Tree
179. № 539. Minimum Time Difference
180. № 540. Single Element in a Sorted Array
181. № 543. Diameter of Binary Tree
182. № 547. Number of Provinces
183. № 552. Student Attendance Record II
184. № 560. Subarray Sum Equals K
185. № 564. Find the Closest Palindrome
186. № 567. Permutation in String
187. № 572. Subtree of Another Tree
188. № 576. Out of Boundary Paths
189. № 589. N-ary Tree Preorder Traversal
190. № 590. N-ary Tree Postorder Traversal
191. № 592. Fraction Addition and Subtraction
192. № 605. Can Place Flowers
193. № 606. Construct String from Binary Tree
194. № 621. Task Scheduler
195. № 623. Add One Row to Tree
196. № 624. Maximum Distance in Arrays
197. № 629. K Inverse Pairs Array
198. № 632. Smallest Range Covering Elements from K Lists
199. № 633. Sum of Square Numbers
200. № 641. Design Circular Deque
201. № 645. Set Mismatch
202. № 647. Palindromic Substrings
203. № 648. Replace Words
204. № 649. Dota2 Senate
205. № 650. 2 Keys Keyboard
206. № 661. Image Smoother
207. № 664. Strange Printer
208. № 670. Maximum Swap
209. № 678. Valid Parenthesis String
210. № 684. Redundant Connection
211. № 688. Knight Probability in Chessboard
212. № 689. Maximum Sum of 3 Non-Overlapping Subarrays
213. № 692. Top K Frequent Words
214. № 703. Kth Largest Element in a Stream
215. № 704. Binary Search
216. № 705. Design HashSet
217. № 706. Design HashMap
218. № 712. Minimum ASCII Delete Sum for Two Strings
219. № 713. Subarray Product Less Than K
220. № 714. Best Time to Buy and Sell Stock with Transaction Fee
221. № 719. Find K-th Smallest Pair Distance
222. № 724. Find Pivot Index
223. № 725. Split Linked List in Parts
224. № 726. Number of Atoms
225. № 729. My Calendar I
226. № 731. My Calendar II
227. № 733. Flood Fill
228. № 735. Asteroid Collision
229. № 739. Daily Temperatures
230. № 744. Find Smallest Letter Greater Than Target
231. № 746. Min Cost Climbing Stairs
232. № 752. Open the Lock
233. № 763. Partition Labels
234. № 767. Reorganize String
235. № 769. Max Chunks To Make Sorted
236. № 773. Sliding Puzzle
237. № 779. K-th Symbol in Grammar
238. № 783. Minimum Distance Between BST Nodes
239. № 786. K-th Smallest Prime Fraction
240. № 787. Cheapest Flights Within K Stops
241. № 791. Custom Sort String
242. № 796. Rotate String
243. № 802. Find Eventual Safe States
244. № 808. Soup Servings
245. № 815. Bus Routes
246. № 823. Binary Trees With Factors
247. № 826. Most Profit Assigning Work
248. № 827. Making A Large Island
249. № 834. Sum of Distances in Tree
250. № 840. Magic Squares In Grid
251. № 844. Backspace String Compare
252. № 846. Hand of Straights
253. № 852. Peak Index in a Mountain Array
254. № 853. Car Fleet
255. № 857. Minimum Cost to Hire K Workers
256. № 859. Buddy Strings
257. № 860. Lemonade Change
258. № 861. Score After Flipping Matrix
259. № 862. Shortest Subarray with Sum at Least K
260. № 863. All Nodes Distance K in Binary Tree
261. № 865. Smallest Subtree with all the Deepest Nodes
262. № 867. Transpose Matrix
263. № 872. Leaf-Similar Trees
264. № 873. Length of Longest Fibonacci Subsequence
265. № 874. Walking Robot Simulation
266. № 875. Koko Eating Bananas
267. № 876. Middle of the Linked List
268. № 880. Decoded String at Index
269. № 881. Boats to Save People
270. № 884. Uncommon Words from Two Sentences
271. № 885. Spiral Matrix III
272. № 889. Construct Binary Tree from Preorder and Postorder Traversal
273. № 907. Sum of Subarray Minimums
274. № 912. Sort an Array
275. № 916. Word Subsets
276. № 920. Number of Music Playlists
277. № 921. Minimum Add to Make Parentheses Valid
278. № 930. Binary Subarrays With Sum
279. № 931. Minimum Falling Path Sum
280. № 934. Shortest Bridge
281. № 935. Knight Dialer
282. № 938. Range Sum of BST
283. № 945. Minimum Increment to Make Array Unique
284. № 946. Validate Stack Sequences
285. № 947. Most Stones Removed with Same Row or Column
286. № 948. Bag of Tokens
287. № 950. Reveal Cards In Increasing Order
288. № 951. Flip Equivalent Binary Trees
289. № 956. Tallest Billboard
290. № 958. Check Completeness of a Binary Tree
291. № 959. Regions Cut By Slashes
292. № 962. Maximum Width Ramp
293. № 974. Subarray Sums Divisible by K
294. № 977. Squares of a Sorted Array
295. № 979. Distribute Coins in Binary Tree
296. № 981. Time Based Key-Value Store
297. № 983. Minimum Cost For Tickets
298. № 988. Smallest String Starting From Leaf
299. № 989. Add to Array-Form of Integer
300. № 992. Subarrays with K Different Integers
301. № 995. Minimum Number of K Consecutive Bit Flips
302. № 997. Find the Town Judge
303. № 1002. Find Common Characters
304. № 1009. Complement of Base 10 Integer
305. № 1014. Best Sightseeing Pair
306. № 1020. Number of Enclaves
307. № 1026. Maximum Difference Between Node and Ancestor
308. № 1027. Longest Arithmetic Subsequence
309. № 1028. Recover a Tree From Preorder Traversal
310. № 1035. Uncrossed Lines
311. № 1038. Binary Search Tree to Greater Sum Tree
312. № 1043. Partition Array for Maximum Sum
313. № 1046. Last Stone Weight
314. № 1052. Grumpy Bookstore Owner
315. № 1051. Height Checker
316. № 1072. Flip Columns For Maximum Number of Equal Rows
317. № 1074. Number of Submatrices That Sum to Target
318. № 1079. Letter Tile Possibilities
319. № 1091. Shortest Path in Binary Matrix
320. № 1092. Shortest Common Supersequence
321. № 1095. Find in Mountain Array
322. № 1105. Filling Bookcase Shelves
323. № 1106. Parsing A Boolean Expression
324. № 1110. Delete Nodes And Return Forest
325. № 1122. Relative Sort Array
326. № 1123. Lowest Common Ancestor of Deepest Leaves
327. № 1125. Smallest Sufficient Team
328. № 1137. N-th Tribonacci Number
329. № 1140. Stone Game II
330. № 1143. Longest Common Subsequence
331. № 1146. Snapshot Array
332. № 1155. Number of Dice Rolls With Target Sum
333. № 1160. Find Words That Can Be Formed by Characters
334. № 1161. Maximum Level Sum of a Binary Tree
335. № 1171. Remove Zero Sum Consecutive Nodes from Linked List
336. № 1190. Reverse Substrings Between Each Pair of Parentheses
337. № 1207. Unique Number of Occurrences
338. № 1208. Get Equal Substrings Within Budget
339. № 1218. Longest Arithmetic Subsequence of Given Difference
340. № 1219. Path with Maximum Gold
341. № 1220. Count Vowels Permutation
342. № 1232. Check If It Is a Straight Line
343. № 1233. Remove Sub-Folders from the Filesystem
344. № 1235. Maximum Profit in Job Scheduling
345. № 1239. Maximum Length of a Concatenated String with Unique Characters
346. № 1248. Count Number of Nice Subarrays
347. № 1249. Minimum Remove to Make Valid Parentheses
348. № 1254. Number of Closed Islands
349. № 1255. Maximum Score Words Formed by Letters
350. № 1261. Find Elements in a Contaminated Binary Tree
351. № 1266. Minimum Time Visiting All Points
352. № 1267. Count Servers that Communicate
353. № 1269. Number of Ways to Stay in the Same Place After Some Steps
354. № 1277. Count Square Submatrices with All Ones
355. № 1287. Element Appearing More Than 25% In Sorted Array
356. № 1289. Minimum Falling Path Sum II
357. № 1291. Sequential Digits
358. № 1310. XOR Queries of a Subarray
359. № 1312. Minimum Insertion Steps to Make a String Palindrome
360. № 1318. Minimum Flips to Make a OR b Equal to c
361. № 1325. Delete Leaves With a Given Value
362. № 1331. Rank Transform of an Array
363. № 1334. Find the City With the Smallest Number of Neighbors at a Threshold Distance
364. № 1335. Minimum Difficulty of a Job Schedule
365. № 1346. Check If N and Its Double Exist
366. № 1347. Minimum Number of Steps to Make Two Strings Anagram
367. № 1351. Count Negative Numbers in a Sorted Matrix
368. № 1352. Product of the Last K Numbers
369. № 1356. Sort Integers by The Number of 1 Bits
370. № 1358. Number of Substrings Containing All Three Characters
371. № 1361. Validate Binary Tree Nodes
372. № 1367. Linked List in Binary Tree
373. № 1368. Minimum Cost to Make at Least One Valid Path in a Grid
374. № 1371. Find the Longest Substring Containing Vowels in Even Counts
375. № 1372. Longest ZigZag Path in a Binary Tree
376. № 1380. Lucky Numbers in a Matrix
377. № 1381. Design a Stack With Increment Operation
378. № 1382. Balance a Binary Search Tree
379. № 1395. Count Number of Teams
380. № 1396. Design Underground System
381. № 1400. Construct K Palindrome Strings
382. № 1404. Number of Steps to Reduce a Number in Binary Representation to One
383. № 1405. Longest Happy String
384. № 1415. The k-th Lexicographical String of All Happy Strings of Length n
385. № 1420. Build Array Where You Can Find The Maximum Exactly K Comparisons
386. № 1424. Diagonal Traverse II
387. № 1425. Constrained Subsequence Sum
388. № 1431. Kids With the Greatest Number of Candies
389. № 1436. Destination City
390. № 1422. Maximum Score After Splitting a String
391. № 1438. Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit
392. № 1441. Build an Array With Stack Operations
393. № 1442. Count Triplets That Can Form Two Arrays of Equal XOR
394. № 1448. Count Good Nodes in Binary Tree
395. № 1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence
396. № 1456. Maximum Number of Vowels in a Substring of Given Length
397. № 1457. Pseudo-Palindromic Paths in a Binary Tree
398. № 1458. Max Dot Product of Two Subsequences
399. № 1460. Make Two Arrays Equal by Reversing Subarrays
400. № 1462. Course Schedule IV
401. № 1463. Cherry Pickup II
402. № 1464. Maximum Product of Two Elements in an Array
403. № 1472. Design Browser History
404. № 1475. Final Prices With a Special Discount in a Shop
405. № 1480. Running Sum of 1d Array
406. № 1481. Least Number of Unique Integers after K Removals
407. № 1482. Minimum Number of Days to Make m Bouquets
408. № 1491. Average Salary Excluding the Minimum and Maximum Salary
409. № 1493. Longest Subarray of 1's After Deleting One Element
410. № 1496. Path Crossing
411. № 1497. Check If Array Pairs Are Divisible by k
412. № 1498. Number of Subsequences That Satisfy the Given Sum Condition
413. № 1502. Can Make Arithmetic Progression From Sequence
414. № 1503. Last Moment Before All Ants Fall Out of a Plank
415. № 1508. Range Sum of Sorted Subarray Sums
416. № 1509. Minimum Difference Between Largest and Smallest Value in Three Moves
417. № 1512. Number of Good Pairs
418. № 1514. Path with Maximum Probability
419. № 1518. Water Bottles
420. № 1523. Count Odd Numbers in an Interval Range
421. № 1524. Number of Sub-arrays With Odd Sum
422. № 1530. Number of Good Leaf Nodes Pairs
423. № 1531. String Compression II
424. № 1535. Find the Winner of an Array Game
425. № 1539. Kth Missing Positive Number
426. № 1544. Make The String Great
427. № 1545. Find Kth Bit in Nth Binary String
428. № 1550. Three Consecutive Odds
429. № 1552. Magnetic Force Between Two Balls
430. № 1561. Maximum Number of Coins You Can Get
431. № 1568. Minimum Number of Days to Disconnect Island
432. № 1572. Matrix Diagonal Sum
433. № 1574. Shortest Subarray to be Removed to Make Array Sorted
434. № 1575. Count All Possible Routes
435. № 1578. Minimum Time to Make Rope Colorful
436. № 1579. Remove Max Number of Edges to Keep Graph Fully Traversable
437. № 1582. Special Positions in a Binary Matrix
438. № 1590. Make Sum Divisible by P
439. № 1593. Split a String Into the Max Number of Unique Substrings
440. № 1598. Crawler Log Folder
441. № 1603. Design Parking System
442. № 1605. Find Valid Matrix Given Row and Column Sums
443. № 1608. Special Array With X Elements Greater Than or Equal X
444. № 1639. Number of Ways to Form a Target String Given a Dictionary
445. № 1609. Even Odd Tree
446. № 1611. Minimum One Bit Operations to Make Integers Zero
447. № 1614. Maximum Nesting Depth of the Parentheses
448. № 1624. Largest Substring Between Two Equal Characters
449. № 1630. Arithmetic Subarrays
450. № 1636. Sort Array by Increasing Frequency
451. № 1637. Widest Vertical Area Between Two Points Containing No Points
452. № 1642. Furthest Building You Can Reach
453. № 1652. Defuse the Bomb
454. № 1653. Minimum Deletions to Make String Balanced
455. № 1657. Determine if Two Strings Are Close
456. № 1662. Check If Two String Arrays are Equivalent
457. № 1669. Merge In Between Linked Lists
458. № 1671. Minimum Number of Removals to Make Mountain Array
459. № 1684. Count the Number of Consistent Strings
460. № 1685. Sum of Absolute Differences in a Sorted Array
461. № 1688. Count of Matches in Tournament
462. № 1700. Number of Students Unable to Eat Lunch
463. № 1701. Average Waiting Time
464. № 1704. Determine if String Halves Are Alike
465. № 1716. Calculate Money in Leetcode Bank
466. № 1717. Maximum Score From Removing Substrings
467. № 1718. Construct the Lexicographically Largest Valid Sequence
468. № 1721. Swapping Nodes in a Linked List
469. № 1726. Tuple with Same Product
470. № 1727. Largest Submatrix With Rearrangements
471. № 1732. Find the Highest Altitude
472. № 1743. Restore the Array From Adjacent Pairs
473. № 1749. Maximum Absolute Sum of Any Subarray
474. № 1750. Minimum Length of String After Deleting Similar Ends
475. № 1752. Check if Array Is Sorted and Rotated
476. № 1758. Minimum Changes To Make Alternating Binary String
477. № 1759. Count Number of Homogenous Substrings
478. № 1760. Minimum Limit of Balls in a Bag
479. № 1765. Map of Highest Peak
480. № 1768. Merge Strings Alternately
481. № 1769. Minimum Number of Operations to Move All Balls to Each Box
482. № 1780. Check if Number is a Sum of Powers of Three
483. № 1790. Check if One String Swap Can Make Strings Equal
484. № 1791. Find Center of Star Graph
485. № 1792. Maximum Average Pass Ratio
486. № 1793. Maximum Score of a Good Subarray
487. № 1799. Maximize Score After N Operations
488. № 1800. Maximum Ascending Subarray Sum
489. № 1802. Maximum Value at a Given Index in a Bounded Array
490. № 1813. Sentence Similarity III
491. № 1814. Count Nice Pairs in an Array
492. № 1822. Sign of the Product of an Array
493. № 1823. Find the Winner of the Circular Game
494. № 1829. Maximum XOR for Each Query
495. № 1838. Frequency of the Most Frequent Element
496. № 1845. Seat Reservation Manager
497. № 1846. Maximum Element After Decreasing and Rearranging
498. № 1861. Rotating the Box
499. № 1863. Sum of All Subset XOR Totals
500. № 1870. Minimum Speed to Arrive on Time
501. № 1877. Minimize Maximum Pair Sum in Array
502. № 1887. Reduction Operations to Make the Array Elements Equal
503. № 1894. Find the Student that Will Replace the Chalk
504. № 1897. Redistribute Characters to Make All Strings Equal
505. № 1903. Largest Odd Number in String
506. № 1905. Count Sub Islands
507. № 1910. Remove All Occurrences of a Substring
508. № 1913. Maximum Product Difference Between Two Pairs
509. № 1915. Number of Wonderful Substrings
510. № 1921. Eliminate Maximum Number of Monsters
511. № 1930. Unique Length-3 Palindromic Subsequences
512. № 1937. Maximum Number of Points with Cost
513. № 1942. The Number of the Smallest Unoccupied Chair
514. № 1945. Sum of Digits of String After Convert
515. № 1957. Delete Characters to Make Fancy String
516. № 1963. Minimum Number of Swaps to Make the String Balanced
517. № 1971. Find if Path Exists in Graph
518. № 1975. Maximum Matrix Sum
519. № 1976. Number of Ways to Arrive at Destination
520. № 1980. Find Unique Binary String
521. № 1992. Find All Groups of Farmland
522. № 2000. Reverse Prefix of Word
523. № 2009. Minimum Number of Operations to Make Array Continuous
524. № 2017. Grid Game
525. № 2022. Convert 1D Array Into 2D Array
526. № 2024. Maximize the Confusion of an Exam
527. № 2028. Find Missing Observations
528. № 2033. Minimum Operations to Make a Uni-Value Grid
529. № 2037. Minimum Number of Moves to Seat Everyone
530. № 2044. Count Number of Maximum Bitwise-OR Subsets
531. № 2045. Second Minimum Time to Reach Destination
532. № 2050. Parallel Courses III
533. № 2053. Kth Distinct String in an Array
534. № 2054. Two Best Non-Overlapping Events
535. № 2058. Find the Minimum and Maximum Number of Nodes Between Critical Points
536. № 2064. Minimized Maximum of Products Distributed to Any Store
537. № 2070. Most Beautiful Item for Each Query
538. № 2073. Time Needed to Buy Tickets
539. № 2090. K Radius Subarray Averages
540. № 2092. Find All People With Secret
541. № 2096. Step-By-Step Directions From a Binary Tree Node to Another
542. № 2097. Valid Arrangement of Pairs
543. № 2108. Find First Palindromic String in the Array
544. № 2109. Adding Spaces to a String
545. № 2115. Find All Possible Recipes from Given Supplies
546. № 2116. Check if a Parentheses String Can Be Valid
547. № 2125. Number of Laser Beams in a Bank
548. № 2127. Maximum Employees to Be Invited to a Meeting
549. № 2130. Maximum Twin Sum of a Linked List
550. № 2134. Minimum Swaps to Group All 1's Together II
551. № 2140. Solving Questions With Brainpower
552. № 2147. Number of Ways to Divide a Long Corridor
553. № 2149. Rearrange Array Elements by Sign
554. № 2161. Partition Array According to Given Pivot
555. № 2181. Merge Nodes in Between Zeros
556. № 2182. Construct String With Repeat Limit
557. № 2185. Counting Words With a Given Prefix
558. № 2187. Minimum Time to Complete Trips
559. № 2191. Sort the Jumbled Numbers
560. № 2192. All Ancestors of a Node in a Directed Acyclic Graph
561. № 2196. Create Binary Tree From Descriptions
562. № 2206. Divide Array Into Equal Pairs
563. № 2215. Find the Difference of Two Arrays
564. № 2220. Minimum Bit Flips to Convert Number
565. № 2225. Find Players With Zero or One Losses
566. № 2226. Maximum Candies Allocated to K Children
567. № 2235. Add Two Integers
568. № 2236. Root Equals Sum of Children
569. № 2251. Number of Flowers in Full Bloom
570. № 2257. Count Unguarded Cells in the Grid
571. № 2264. Largest 3-Same-Digit Number in String
572. № 2265. Count Nodes Equal to Average of Subtree
573. № 2270. Number of Ways to Split Array
574. № 2275. Largest Combination With Bitwise AND Greater Than Zero
575. № 2285. Maximum Total Importance of Roads
576. № 2290. Minimum Obstacle Removal to Reach Corner
577. № 2300. Successful Pairs of Spells and Potions
578. № 2305. Fair Distribution of Cookies
579. № 2326. Spiral Matrix IV
580. № 2331. Evaluate Boolean Binary Tree
581. № 2336. Smallest Number in Infinite Set
582. № 2337. Move Pieces to Obtain a String
583. № 2342. Max Sum of a Pair With Equal Sum of Digits
584. № 2348. Number of Zero-Filled Sub-arrays
585. № 2349. Design a Number Container System
586. № 2352. Equal Row and Column Pairs
587. № 2353. Design a Food Rating System
588. № 2364. Count Number of Bad Pairs
589. № 2370. Longest Ideal Subsequence
590. № 2471. Minimum Number of Operations to Sort a Binary Tree by Level
591. № 2373. Largest Local Values in a Matrix
592. № 2375. Construct Smallest Number From DI String
593. № 2379. Minimum Recolors to Get K Consecutive Black Blocks
594. № 2381. Shifting Letters II
595. № 2385. Amount of Time for Binary Tree to Be Infected
596. № 2390. Removing Stars From a String
597. № 2391. Minimum Amount of Time to Collect Garbage
598. № 2392. Build a Matrix With Conditions
599. № 2402. Meeting Rooms III
600. № 2401. Longest Nice Subarray
601. № 2405. Optimal Partition of String
602. № 2406. Divide Intervals Into Minimum Number of Groups
603. № 2415. Reverse Odd Levels of Binary Tree
604. № 2416. Sum of Prefix Scores of Strings
605. № 2418. Sort the People
606. № 2419. Longest Subarray With Maximum Bitwise AND
607. № 2425. Bitwise XOR of All Pairings
608. № 2429. Minimize XOR
609. № 2433. Find The Original Array of Prefix Xor
610. № 2439. Minimize Maximum of Array
611. № 2441. Largest Positive Integer That Exists With Its Negative
612. № 2444. Count Subarrays With Fixed Bounds
613. № 2448. Minimum Cost to Make Array Equal
614. № 2458. Height of Binary Tree After Subtree Removal Queries
615. № 2460. Apply Operations to an Array
616. № 2461. Maximum Sum of Distinct Subarrays With Length K
617. № 2462. Total Cost to Hire K Workers
618. № 2463. Minimum Total Distance Traveled
619. № 2466. Count Ways To Build Good Strings
620. № 2467. Most Profitable Path in a Tree
621. № 2482. Difference Between Ones and Zeros in Row and Column
622. № 2485. Find the Pivot Integer
623. № 2486. Append Characters to String to Make Subsequence
624. № 2487. Remove Nodes From Linked List
625. № 2490. Circular Sentence
626. № 2491. Divide Players Into Teams of Equal Skill
627. № 2493. Divide Nodes Into the Maximum Number of Groups
628. № 2501. Longest Square Streak in an Array
629. № 2503. Maximum Number of Points From Grid Queries
630. № 2516. Take K of Each Character From Left and Right
631. № 2530. Maximal Score After Applying K Operations
632. № 2540. Minimum Common Value
633. № 2542. Maximum Subsequence Score
634. № 2551. Put Marbles in Bags
635. № 2523. Closest Prime Numbers in Range
636. № 2529. Maximum Count of Positive Integer and Negative Integer
637. № 2554. Maximum Number of Integers to Choose From a Range I
638. № 2558. Take Gifts From the Richest Pile
639. № 2559. Count Vowel Strings in Ranges
640. № 2560. House Robber IV
641. № 2563. Count the Number of Fair Pairs
642. № 2570. Merge Two 2D Arrays by Summing Values
643. № 2577. Minimum Time to Visit a Cell In a Grid
644. № 2577. Minimum Time to Visit a Cell In a Grid2579. Count Total Number of Colored Cells
645. № 2582. Pass the Pillow
646. № 2583. Kth Largest Sum in a Binary Tree
647. № 2593. Find Score of an Array After Marking All Elements
648. № 2594. Minimum Time to Repair Cars
649. № 2597. The Number of Beautiful Subsets
650. № 2601. Prime Subtraction Operation
651. № 2610. Convert an Array Into a 2D Array With Conditions
652. № 2616. Minimize the Maximum Difference of Pairs
653. № 2641. Cousins in Binary Tree II
654. № 2642. Design Graph With Shortest Path Calculator
655. № 2657. Find the Prefix Common Array of Two Arrays
656. № 2658. Maximum Number of Fish in a Grid
657. № 2661. First Completely Painted Row or Column
658. № 2678. Number of Senior Citizens
659. № 2683. Neighboring Bitwise XOR
660. № 2684. Maximum Number of Moves in a Grid
661. № 2685. Count the Number of Complete Components
662. № 2696. Minimum String Length After Removing Substrings
663. № 2698. Find the Punishment Number of an Integer
664. № 2699. Modify Graph Edge Weights
665. № 2706. Buy Two Chocolates
666. № 2707. Extra Characters in a String
667. № 2709. Greatest Common Divisor Traversal
668. № 2742. Painting the Walls
669. № 2751. Robot Collisions
670. № 2762. Continuous Subarrays
671. № 2779. Maximum Beauty of an Array After Applying Operation
672. № 2780. Minimum Index of a Valid Split
673. № 2785. Sort Vowels in a String
674. № 2807. Insert Greatest Common Divisors in Linked List
675. № 2812. Find the Safest Path in a Grid
676. № 2816. Double a Number Represented as a Linked List
677. № 2818. Apply Operations to Maximize Score
678. № 2825. Make String a Subsequence Using Cyclic Increments
679. № 2843. Count Symmetric Integers
680. № 2849. Determine if a Cell Is Reachable at a Given Time
681. № 2864. Maximum Odd Binary Number
682. № 2870. Minimum Number of Operations to Make Array Empty
683. № 2872. Maximum Number of K-Divisible Components
684. № 2873. Maximum Value of an Ordered Triplet I
685. № 2874. Maximum Value of an Ordered Triplet II
686. № 2914. Minimum Number of Changes to Make Binary String Beautiful
687. № 2924. Find Champion II
688. № 2938. Separate Black and White Balls
689. № 2940. Find Building Where Alice and Bob Can Meet
690. № 2948. Make Lexicographically Smallest Array by Swapping Elements
691. № 2958. Length of Longest Subarray With at Most K Frequency
692. № 2962. Count Subarrays Where Max Element Appears at Least K Times
693. № 2965. Find Missing and Repeated Values
694. № 2966. Divide Array Into Arrays With Max Difference
695. № 2971. Find Polygon With the Largest Perimeter
696. № 2976. Minimum Cost to Convert String I
697. № 2981. Find Longest Special Substring That Occurs Thrice I
698. № 2997. Minimum Number of Operations to Make Array XOR Equal to K
699. № 2999. Count the Number of Powerful Integers
700. № 3005. Count Elements With Maximum Frequency
701. № 3011. Find if Array Can Be Sorted
702. № 3016. Minimum Number of Pushes to Type Word II
703. № 3042. Count Prefix and Suffix Pairs I
704. № 3043. Find the Length of the Longest Common Prefix
705. № 3066. Minimum Operations to Exceed Threshold Value II
706. № 3068. Find the Maximum Sum of Node Values
707. № 3075. Maximize Happiness of Selected Children
708. № 3097. Shortest Subarray With OR at Least K II
709. № 3105. Longest Strictly Increasing or Strictly Decreasing Subarray
710. № 3108. Minimum Cost Walk in Weighted Graph
711. № 3110. Score of a String
712. № 3133. Minimum Array End
713. № 3151. Special Array I
714. № 3152. Special Array II
715. № 3160. Find the Number of Distinct Colors Among the Balls
716. № 3163. String Compression III
717. № 3169. Count Days Without Meetings
718. № 3174. Clear Digits
719. № 3191. Minimum Operations to Make Binary Array Elements Equal to One I
720. № 3203. Find Minimum Diameter After Merging Two Trees
721. № 3208. Alternating Groups II
722. № 3217. Delete Nodes From Linked List Present in Array
723. № 3223. Minimum Length of String After Operations
724. № 3243. Shortest Distance After Road Addition Queries I
725. № 3254. Find the Power of K-Size Subarrays I
726. № 3264. Final Array State After K Multiplication Operations I
727. № 3272. Find the Count of Good Integers
728. № 3306. Count of Substrings Containing Every Vowel and K Consonants II
729. № 3356. Zero Array Transformation II
730. № 3375. Minimum Operations to Make Array Values Equal to K
731. № 3394. Check if Grid can be Cut into Sections
732. № 3396. Minimum Number of Operations to Make Elements in Array Distinct