LeetCode Problems for Microsoft

October 19, 2021 LeetCode No Comments

Who has never heard of Microsoft? Microsoft is well-known among the tech industries. The attractive company culture and attractive salary have made jobs in Microsoft very lucrative among software engineers. We’ve put together a bunch of LeetCode Problems for Microsoft in this article.

ID	Title	Acceptance	Difficulty	Frequency
138	Copy List with Random Pointer	36.4%	Medium	3.698965
1	Two Sum	45.6%	Easy	3.595877
146	LRU Cache	33.2%	Medium	3.492790
54	Spiral Matrix	34.1%	Medium	3.389703
273	Integer to English Words	27.1%	Hard	3.368342
277	Find the Celebrity	41.8%	Medium	3.265255
348	Design Tic-Tac-Toe	54.3%	Medium	3.194643
2	Add Two Numbers	33.9%	Medium	3.169227
42	Trapping Rain Water	48.9%	Hard	3.066139
206	Reverse Linked List	62.5%	Easy	3.025916
5	Longest Palindromic Substring	29.5%	Medium	3.011324
8	String to Integer (atoi)	15.4%	Medium	2.976487
200	Number of Islands	46.8%	Medium	2.971500
4	Median of Two Sorted Arrays	29.6%	Hard	2.891608
186	Reverse Words in a String II	43.3%	Medium	2.880947
88	Merge Sorted Array	39.4%	Easy	2.862708
21	Merge Two Sorted Lists	53.5%	Easy	2.862457
17	Letter Combinations of a Phone Number	46.8%	Medium	2.857364
218	The Skyline Problem	34.6%	Hard	2.802773
165	Compare Version Numbers	27.4%	Medium	2.790947
25	Reverse Nodes in k-Group	42.1%	Hard	2.761379
240	Search a 2D Matrix II	43.2%	Medium	2.734589
253	Meeting Rooms II	45.7%	Medium	2.728471
10	Regular Expression Matching	26.8%	Hard	2.726699
53	Maximum Subarray	46.5%	Easy	2.711940
33	Search in Rotated Sorted Array	34.5%	Medium	2.685717
297	Serialize and Deserialize Binary Tree	47.5%	Hard	2.582629
236	Lowest Common Ancestor of a Binary Tree	45.7%	Medium	2.568849
445	Add Two Numbers II	54.5%	Medium	2.529048
116	Populating Next Right Pointers in Each Node	45.2%	Medium	2.524874
23	Merge k Sorted Lists	40.2%	Hard	2.500573
20	Valid Parentheses	39.0%	Easy	2.468716
402	Remove K Digits	28.4%	Medium	2.416657
557	Reverse Words in a String III	69.8%	Easy	2.336667
722	Remove Comments	34.6%	Medium	2.331903
75	Sort Colors	47.3%	Medium	2.327692
24	Swap Nodes in Pairs	50.4%	Medium	2.327380
151	Reverse Words in a String	21.9%	Medium	2.326478
535	Encode and Decode TinyURL	79.9%	Medium	2.303977
48	Rotate Image	56.7%	Medium	2.303733
98	Validate Binary Search Tree	27.8%	Medium	2.294355
168	Excel Sheet Column Title	31.1%	Easy	2.288310
105	Construct Binary Tree from Preorder and Inorder Traversal	48.8%	Medium	2.283021
419	Battleships in a Board	70.0%	Medium	2.272622
223	Rectangle Area	37.8%	Medium	2.259309
171	Excel Sheet Column Number	55.9%	Easy	2.252757
121	Best Time to Buy and Sell Stock	50.5%	Easy	2.244833
224	Basic Calculator	36.8%	Hard	2.203443
1239	Maximum Length of a Concatenated String with Unique Characters	47.8%	Medium	2.194070
44	Wildcard Matching	24.7%	Hard	2.191381
794	Valid Tic-Tac-Toe State	32.6%	Medium	2.177711
545	Boundary of Binary Tree	38.9%	Medium	2.167779
134	Gas Station	38.5%	Medium	2.142566
22	Generate Parentheses	62.7%	Medium	2.078567
73	Set Matrix Zeroes	43.1%	Medium	2.077591
428	Serialize and Deserialize N-ary Tree	59.4%	Hard	2.076668
443	String Compression	41.3%	Easy	2.051390
450	Delete Node in a BST	43.1%	Medium	2.048205
13	Roman to Integer	55.7%	Easy	2.014799
235	Lowest Common Ancestor of a Binary Search Tree	49.9%	Easy	2.010713
103	Binary Tree Zigzag Level Order Traversal	48.3%	Medium	2.010536
212	Word Search II	34.9%	Hard	1.937108
117	Populating Next Right Pointers in Each Node II	39.1%	Medium	1.916770
344	Reverse String	68.5%	Easy	1.893149
208	Implement Trie (Prefix Tree)	49.4%	Medium	1.870341
43	Multiply Strings	33.9%	Medium	1.839229
285	Inorder Successor in BST	40.4%	Medium	1.805312
49	Group Anagrams	56.9%	Medium	1.804619
71	Simplify Path	32.6%	Medium	1.795168
99	Recover Binary Search Tree	39.7%	Hard	1.777534
15	3Sum	26.8%	Medium	1.768654
141	Linked List Cycle	41.1%	Easy	1.756360
232	Implement Queue using Stacks	49.6%	Easy	1.749421
12	Integer to Roman	55.1%	Medium	1.746102
37	Sudoku Solver	43.6%	Hard	1.741497
72	Edit Distance	44.8%	Hard	1.732348
295	Find Median from Data Stream	44.3%	Hard	1.718520
160	Intersection of Two Linked Lists	40.6%	Easy	1.717519
36	Valid Sudoku	48.7%	Medium	1.714321
3	Longest Substring Without Repeating Characters	30.4%	Medium	1.711950
143	Reorder List	37.1%	Medium	1.691798
76	Minimum Window Substring	34.6%	Hard	1.684498
46	Permutations	63.5%	Medium	1.672714
102	Binary Tree Level Order Traversal	54.6%	Medium	1.651417
155	Min Stack	44.5%	Easy	1.637552
56	Merge Intervals	39.3%	Medium	1.613742
51	N-Queens	46.6%	Hard	1.603635
173	Binary Search Tree Iterator	56.6%	Medium	1.597517
93	Restore IP Addresses	35.6%	Medium	1.591716
636	Exclusive Time of Functions	51.9%	Medium	1.583398
706	Design HashMap	61.3%	Easy	1.551374
238	Product of Array Except Self	60.1%	Medium	1.539762
149	Max Points on a Line	16.9%	Hard	1.530966
139	Word Break	40.1%	Medium	1.506707
31	Next Permutation	32.6%	Medium	1.495260
61	Rotate List	30.0%	Medium	1.484773
836	Rectangle Overlap	48.6%	Easy	1.445366
642	Design Search Autocomplete System	44.7%	Hard	1.435189
227	Basic Calculator II	36.9%	Medium	1.433657
127	Word Ladder	29.6%	Medium	1.428494
322	Coin Change	35.5%	Medium	1.426898
564	Find the Closest Palindrome	19.7%	Hard	1.425008
59	Spiral Matrix II	53.9%	Medium	1.415799
74	Search a 2D Matrix	36.5%	Medium	1.396449
384	Shuffle an Array	52.8%	Medium	1.389267
229	Majority Element II	35.6%	Medium	1.387856
153	Find Minimum in Rotated Sorted Array	45.1%	Medium	1.373751
174	Dungeon Game	32.3%	Hard	1.366561
92	Reverse Linked List II	38.8%	Medium	1.349052
449	Serialize and Deserialize BST	52.0%	Medium	1.321339
179	Largest Number	28.8%	Medium	1.318142
128	Longest Consecutive Sequence	45.1%	Hard	1.288645
234	Palindrome Linked List	39.3%	Easy	1.285725
239	Sliding Window Maximum	43.0%	Hard	1.272394
346	Moving Average from Data Stream	70.9%	Easy	1.271681
204	Count Primes	31.5%	Easy	1.270350
468	Validate IP Address	24.1%	Medium	1.262738
135	Candy	31.6%	Hard	1.237541
287	Find the Duplicate Number	55.5%	Medium	1.233366
126	Word Ladder II	22.1%	Hard	1.224149
133	Clone Graph	34.8%	Medium	1.212271
679	24 Game	46.4%	Hard	1.199435
142	Linked List Cycle II	37.3%	Medium	1.179958
328	Odd Even Linked List	55.7%	Medium	1.168614
148	Sort List	42.3%	Medium	1.165788
225	Implement Stack using Queues	45.1%	Easy	1.160739
283	Move Zeroes	57.8%	Easy	1.158521
124	Binary Tree Maximum Path Sum	34.3%	Hard	1.134390
591	Tag Validator	34.3%	Hard	1.133098
41	First Missing Positive	32.0%	Hard	1.126206
268	Missing Number	51.7%	Easy	1.117112
94	Binary Tree Inorder Traversal	63.3%	Medium	1.104365
85	Maximal Rectangle	37.7%	Hard	1.075986
529	Minesweeper	59.1%	Medium	1.068759
252	Meeting Rooms	54.6%	Easy	1.068669
403	Frog Jump	39.7%	Hard	1.063872
215	Kth Largest Element in an Array	55.4%	Medium	1.062111
189	Rotate Array	34.7%	Easy	1.053107
490	The Maze	51.4%	Medium	1.047684
457	Circular Array Loop	29.4%	Medium	1.033674
380	Insert Delete GetRandom O(1)	47.5%	Medium	1.029143
84	Largest Rectangle in Histogram	35.2%	Hard	1.015285
19	Remove Nth Node From End of List	35.2%	Medium	0.993839
169	Majority Element	58.7%	Easy	0.961102
68	Text Justification	27.7%	Hard	0.946522
695	Max Area of Island	62.7%	Medium	0.934069
79	Word Search	35.6%	Medium	0.916090
237	Delete Node in a Linked List	63.8%	Easy	0.912544
91	Decode Ways	24.7%	Medium	0.891256
152	Maximum Product Subarray	31.7%	Medium	0.890020
32	Longest Valid Parentheses	28.4%	Hard	0.887976
11	Container With Most Water	50.8%	Medium	0.883863
289	Game of Life	54.5%	Medium	0.881891
1246	Palindrome Removal	46.0%	Hard	0.875792
69	Sqrt(x)	33.9%	Easy	0.872373
7	Reverse Integer	25.8%	Easy	0.857860
28	Implement strStr()	34.5%	Easy	0.855364
89	Gray Code	49.1%	Medium	0.855313
242	Valid Anagram	56.9%	Easy	0.853877
702	Search in a Sorted Array of Unknown Size	66.9%	Medium	0.845889
460	LFU Cache	34.2%	Hard	0.845274
38	Count and Say	44.6%	Easy	0.845162
772	Basic Calculator III	41.3%	Hard	0.843087
651	4 Keys Keyboard	52.5%	Medium	0.842564
340	Longest Substring with At Most K Distinct Characters	44.1%	Hard	0.840073
378	Kth Smallest Element in a Sorted Matrix	54.3%	Medium	0.828651
269	Alien Dictionary	33.3%	Hard	0.824714
9	Palindrome Number	48.4%	Easy	0.823569
622	Design Circular Queue	43.8%	Medium	0.823158
26	Remove Duplicates from Sorted Array	45.1%	Easy	0.819815
362	Design Hit Counter	63.7%	Medium	0.815205
140	Word Break II	32.6%	Hard	0.812284
123	Best Time to Buy and Sell Stock III	37.5%	Hard	0.810300
669	Trim a Binary Search Tree	63.0%	Easy	0.805008
351	Android Unlock Patterns	48.4%	Medium	0.785739
110	Balanced Binary Tree	43.5%	Easy	0.784732
510	Inorder Successor in BST II	58.0%	Medium	0.782274
470	Implement Rand10() Using Rand7()	46.3%	Medium	0.771790
78	Subsets	62.0%	Medium	0.756793
887	Super Egg Drop	27.1%	Hard	0.755031
161	One Edit Distance	32.3%	Medium	0.750126
62	Unique Paths	54.1%	Medium	0.748006
394	Decode String	50.0%	Medium	0.734510
191	Number of 1 Bits	49.8%	Easy	0.732400
442	Find All Duplicates in an Array	67.8%	Medium	0.722654
207	Course Schedule	43.1%	Medium	0.716023
39	Combination Sum	56.1%	Medium	0.715256
652	Find Duplicate Subtrees	50.2%	Medium	0.710592
560	Subarray Sum Equals K	43.9%	Medium	0.708204
125	Valid Palindrome	36.7%	Easy	0.703611
86	Partition List	41.5%	Medium	0.702254
688	Knight Probability in Chessboard	48.9%	Medium	0.679434
64	Minimum Path Sum	54.5%	Medium	0.673126
379	Design Phone Directory	46.8%	Medium	0.672944
81	Search in Rotated Sorted Array II	33.0%	Medium	0.669049
412	Fizz Buzz	62.3%	Easy	0.668391
417	Pacific Atlantic Water Flow	41.1%	Medium	0.666478
114	Flatten Binary Tree to Linked List	49.3%	Medium	0.649835
77	Combinations	54.7%	Medium	0.648429
150	Evaluate Reverse Polish Notation	36.3%	Medium	0.647643
29	Divide Two Integers	16.4%	Medium	0.641191
300	Longest Increasing Subsequence	42.6%	Medium	0.637664
716	Max Stack	42.6%	Easy	0.633033
387	First Unique Character in a String	53.4%	Easy	0.632243
647	Palindromic Substrings	60.6%	Medium	0.613474
863	All Nodes Distance K in Binary Tree	55.4%	Medium	0.608658
358	Rearrange String k Distance Apart	34.9%	Hard	0.608247
82	Remove Duplicates from Sorted List II	36.8%	Medium	0.607321
733	Flood Fill	55.3%	Easy	0.596087
228	Summary Ranges	39.5%	Medium	0.588855
759	Employee Free Time	66.3%	Hard	0.586124
407	Trapping Rain Water II	42.4%	Hard	0.580113
230	Kth Smallest Element in a BST	60.2%	Medium	0.570475
281	Zigzag Iterator	58.4%	Medium	0.566560
415	Add Strings	47.5%	Easy	0.566230
572	Subtree of Another Tree	44.1%	Easy	0.564931
118	Pascal’s Triangle	52.5%	Easy	0.557727
426	Convert Binary Search Tree to Sorted Doubly Linked List	59.1%	Medium	0.554701
655	Print Binary Tree	55.0%	Medium	0.552426
70	Climbing Stairs	47.8%	Easy	0.548496
1156	Swap For Longest Repeated Character Substring	49.0%	Medium	0.538996
286	Walls and Gates	54.5%	Medium	0.537280
518	Coin Change 2	50.2%	Medium	0.535971
493	Reverse Pairs	25.2%	Hard	0.533474
543	Diameter of Binary Tree	48.4%	Easy	0.532714
83	Remove Duplicates from Sorted List	45.4%	Easy	0.532201
45	Jump Game II	30.6%	Hard	0.526529
199	Binary Tree Right Side View	54.1%	Medium	0.524466
304	Range Sum Query 2D – Immutable	38.6%	Medium	0.522664
267	Palindrome Permutation II	36.4%	Medium	0.519507
167	Two Sum II – Input array is sorted	54.1%	Easy	0.511764
767	Reorganize String	48.7%	Medium	0.504379
432	All O`one Data Structure	32.4%	Hard	0.495739
516	Longest Palindromic Subsequence	53.2%	Medium	0.491995
270	Closest Binary Search Tree Value	48.5%	Easy	0.483513
101	Symmetric Tree	46.8%	Easy	0.483504
917	Reverse Only Letters	58.0%	Easy	0.462892
556	Next Greater Element III	31.7%	Medium	0.461736
1044	Longest Duplicate Substring	31.9%	Hard	0.456651
122	Best Time to Buy and Sell Stock II	57.0%	Easy	0.449722
333	Largest BST Subtree	35.8%	Medium	0.445725
108	Convert Sorted Array to Binary Search Tree	57.9%	Easy	0.442727
935	Knight Dialer	45.2%	Medium	0.442644
214	Shortest Palindrome	29.8%	Hard	0.442453
55	Jump Game	34.6%	Medium	0.441562
314	Binary Tree Vertical Order Traversal	45.3%	Medium	0.438093
280	Wiggle Sort	63.8%	Medium	0.435842
692	Top K Frequent Words	51.8%	Medium	0.435073
698	Partition to K Equal Sum Subsets	45.0%	Medium	0.427258
266	Palindrome Permutation	61.9%	Easy	0.418822
162	Find Peak Element	43.3%	Medium	0.416079
30	Substring with Concatenation of All Words	25.4%	Hard	0.411947
50	Pow(x;n)	30.3%	Medium	0.409699
448	Find All Numbers Disappeared in an Array	55.9%	Easy	0.403856
112	Path Sum	41.2%	Easy	0.402122
316	Remove Duplicate Letters	35.8%	Hard	0.401852
413	Arithmetic Slices	57.9%	Medium	0.379413
438	Find All Anagrams in a String	43.3%	Medium	0.377748
729	My Calendar I	51.8%	Medium	0.374693
528	Random Pick with Weight	43.9%	Medium	0.372940
498	Diagonal Traverse	48.2%	Medium	0.369658
172	Factorial Trailing Zeroes	37.8%	Easy	0.369154
405	Convert a Number to Hexadecimal	43.9%	Easy	0.368867
958	Check Completeness of a Binary Tree	52.1%	Medium	0.368486
159	Longest Substring with At Most Two Distinct Characters	49.4%	Medium	0.365178
993	Cousins in Binary Tree	52.0%	Easy	0.364069
63	Unique Paths II	34.6%	Medium	0.356828
332	Reconstruct Itinerary	36.7%	Medium	0.349934
1185	Day of the Week	64.0%	Easy	0.348988
113	Path Sum II	46.7%	Medium	0.347438
166	Fraction to Recurring Decimal	21.6%	Medium	0.345158
397	Integer Replacement	32.9%	Medium	0.342522
805	Split Array With Same Average	26.4%	Hard	0.341630
14	Longest Common Prefix	35.4%	Easy	0.338204
1236	Web Crawler	64.3%	Medium	0.336472
226	Invert Binary Tree	65.0%	Easy	0.335801
431	Encode N-ary Tree to Binary Tree	70.8%	Hard	0.330854
611	Valid Triangle Number	48.4%	Medium	0.330241
727	Minimum Window Subsequence	41.8%	Hard	0.329023
1062	Longest Repeating Substring	57.2%	Medium	0.326091
430	Flatten a Multilevel Doubly Linked List	55.1%	Medium	0.323358
136	Single Number	65.5%	Easy	0.322124
567	Permutation in String	44.4%	Medium	0.319548
994	Rotting Oranges	49.2%	Medium	0.318697
65	Valid Number	15.3%	Hard	0.314768
1197	Minimum Knight Moves	36.1%	Medium	0.314266
106	Construct Binary Tree from Inorder and Postorder Traversal	47.2%	Medium	0.311973
109	Convert Sorted List to Binary Search Tree	47.7%	Medium	0.310154
383	Ransom Note	53.1%	Easy	0.307484
221	Maximal Square	37.7%	Medium	0.305773
147	Insertion Sort List	41.1%	Medium	0.304807
909	Snakes and Ladders	38.4%	Medium	0.300248
724	Find Pivot Index	44.0%	Easy	0.299122
40	Combination Sum II	48.2%	Medium	0.297498
828	Count Unique Characters of All Substrings of a Given String	45.2%	Hard	0.297251
95	Unique Binary Search Trees II	40.6%	Medium	0.295829
1375	Bulb Switcher III	62.6%	Medium	0.291738
347	Top K Frequent Elements	61.2%	Medium	0.288573
354	Russian Doll Envelopes	35.6%	Hard	0.288378
97	Interleaving String	31.5%	Hard	0.285870
1136	Parallel Courses	61.1%	Hard	0.285842
708	Insert into a Sorted Circular Linked List	31.6%	Medium	0.285040
681	Next Closest Time	45.0%	Medium	0.280215
129	Sum Root to Leaf Numbers	49.1%	Medium	0.278020
969	Pancake Sorting	67.5%	Medium	0.273430
540	Single Element in a Sorted Array	57.9%	Medium	0.270315
202	Happy Number	50.4%	Easy	0.268522
349	Intersection of Two Arrays	62.5%	Easy	0.268071
198	House Robber	42.0%	Easy	0.266157
694	Number of Distinct Islands	56.0%	Medium	0.262364
18	4Sum	33.7%	Medium	0.261755
683	K Empty Slots	35.6%	Hard	0.257088
315	Count of Smaller Numbers After Self	41.5%	Hard	0.256760
216	Combination Sum III	56.6%	Medium	0.246985
6	ZigZag Conversion	36.3%	Medium	0.245837
329	Longest Increasing Path in a Matrix	43.4%	Hard	0.241523
308	Range Sum Query 2D – Mutable	35.6%	Hard	0.241162
120	Triangle	44.2%	Medium	0.238875
57	Insert Interval	33.5%	Hard	0.236979
416	Partition Equal Subset Sum	43.7%	Medium	0.234205
257	Binary Tree Paths	51.5%	Easy	0.233341
1188	Design Bounded Blocking Queue	70.5%	Medium	0.233007
243	Shortest Word Distance	61.0%	Easy	0.231227
509	Fibonacci Number	67.2%	Easy	0.228732
768	Max Chunks To Make Sorted II	48.7%	Hard	0.227678
104	Maximum Depth of Binary Tree	66.0%	Easy	0.224705
701	Insert into a Binary Search Tree	77.7%	Medium	0.223378
341	Flatten Nested List Iterator	52.9%	Medium	0.220921
231	Power of Two	43.7%	Easy	0.218828
317	Shortest Distance from All Buildings	41.4%	Hard	0.216545
523	Continuous Subarray Sum	24.6%	Medium	0.215686
158	Read N Characters Given Read4 II – Call multiple times	33.8%	Hard	0.214211
205	Isomorphic Strings	39.8%	Easy	0.211170
107	Binary Tree Level Order Traversal II	53.5%	Easy	0.208635
717	1-bit and 2-bit Characters	48.8%	Easy	0.207279
290	Word Pattern	37.0%	Easy	0.204966
463	Island Perimeter	65.7%	Easy	0.201020
568	Maximum Vacation Days	40.8%	Hard	0.199665
209	Minimum Size Subarray Sum	38.2%	Medium	0.191642
210	Course Schedule II	40.7%	Medium	0.191142
219	Contains Duplicate II	37.7%	Easy	0.186968
299	Bulls and Cows	42.4%	Easy	0.182662
187	Repeated DNA Sequences	38.9%	Medium	0.182188
284	Peeking Iterator	45.7%	Medium	0.180212
547	Friend Circles	58.6%	Medium	0.179703
437	Path Sum III	47.2%	Medium	0.178347
773	Sliding Puzzle	59.3%	Hard	0.176279
987	Vertical Order Traversal of a Binary Tree	36.6%	Medium	0.171174
843	Guess the Word	46.1%	Hard	0.170625
367	Valid Perfect Square	41.7%	Easy	0.169781
609	Find Duplicate File in System	59.5%	Medium	0.169718
784	Letter Case Permutation	64.6%	Medium	0.169099
325	Maximum Size Subarray Sum Equals k	46.8%	Medium	0.168820
680	Valid Palindrome II	36.6%	Easy	0.167954
489	Robot Room Cleaner	69.7%	Hard	0.167580
399	Evaluate Division	51.6%	Medium	0.162225
653	Two Sum IV – Input is a BST	55.5%	Easy	0.161694
662	Maximum Width of Binary Tree	41.0%	Medium	0.160061
222	Count Complete Tree Nodes	46.8%	Medium	0.159479
721	Accounts Merge	48.8%	Medium	0.158363
131	Palindrome Partitioning	47.5%	Medium	0.158292
271	Encode and Decode Strings	31.5%	Medium	0.155216
373	Find K Pairs with Smallest Sums	36.7%	Medium	0.153865
979	Distribute Coins in Binary Tree	68.9%	Medium	0.153486
632	Smallest Range Covering Elements from K Lists	52.4%	Hard	0.152839
833	Find And Replace in String	50.4%	Medium	0.150660
365	Water and Jug Problem	30.6%	Medium	0.145652
1381	Design a Stack With Increment Operation	74.7%	Medium	0.145314
939	Minimum Area Rectangle	51.8%	Medium	0.144133
16	3Sum Closest	46.0%	Medium	0.142345
769	Max Chunks To Make Sorted	54.8%	Medium	0.140198
176	Second Highest Salary	31.6%	Easy	0.140003
279	Perfect Squares	47.4%	Medium	0.138150
282	Expression Add Operators	35.5%	Hard	0.133104
1143	Longest Common Subsequence	58.4%	Medium	0.132782
305	Number of Islands II	40.1%	Hard	0.130430
217	Contains Duplicate	56.0%	Easy	0.128381
707	Design Linked List	24.5%	Medium	0.127969
612	Shortest Distance in a Plane	59.5%	Medium	0.127155
621	Task Scheduler	50.1%	Medium	0.123879
704	Binary Search	52.1%	Easy	0.122653
844	Backspace String Compare	46.4%	Easy	0.122011
1114	Print in Order	65.7%	Easy	0.121360
323	Number of Connected Components in an Undirected Graph	56.0%	Medium	0.120084
525	Contiguous Array	42.8%	Medium	0.117505
739	Daily Temperatures	63.3%	Medium	0.116465
515	Find Largest Value in Each Tree Row	61.1%	Medium	0.113758
671	Second Minimum Node In a Binary Tree	42.7%	Easy	0.113435
532	K-diff Pairs in an Array	31.6%	Easy	0.111723
973	K Closest Points to Origin	63.8%	Medium	0.110875
1008	Construct Binary Search Tree from Preorder Traversal	78.4%	Medium	0.110049
213	House Robber II	36.5%	Medium	0.108507
852	Peak Index in a Mountain Array	71.6%	Easy	0.108213
311	Sparse Matrix Multiplication	61.9%	Medium	0.106483
1386	Cinema Seat Allocation	34.8%	Medium	0.106483
406	Queue Reconstruction by Height	66.9%	Medium	0.106076
34	Find First and Last Position of Element in Sorted Array	36.2%	Medium	0.101126
658	Find K Closest Elements	40.9%	Medium	0.099564
90	Subsets II	47.1%	Medium	0.098305
1038	Binary Search Tree to Greater Sum Tree	80.8%	Medium	0.098117
785	Is Graph Bipartite?	47.5%	Medium	0.096849
220	Contains Duplicate III	20.9%	Medium	0.095996
895	Maximum Frequency Stack	60.6%	Hard	0.094907
381	Insert Delete GetRandom O(1) – Duplicates allowed	34.1%	Hard	0.091063
1324	Print Words Vertically	57.9%	Medium	0.090559
414	Third Maximum Number	30.5%	Easy	0.089567
1116	Print Zero Even Odd	56.0%	Medium	0.089345
907	Sum of Subarray Minimums	32.3%	Medium	0.089345
819	Most Common Word	44.8%	Easy	0.088837
256	Paint House	52.1%	Easy	0.086509
27	Remove Element	48.2%	Easy	0.085230
703	Kth Largest Element in a Stream	49.7%	Easy	0.083857
905	Sort Array By Parity	74.1%	Easy	0.083285
278	First Bad Version	35.7%	Easy	0.082959
359	Logger Rate Limiter	70.8%	Easy	0.081678
643	Maximum Average Subarray I	41.5%	Easy	0.081052
96	Unique Binary Search Trees	52.9%	Medium	0.080256
60	Permutation Sequence	38.4%	Hard	0.079485
1104	Path In Zigzag Labelled Binary Tree	72.0%	Medium	0.077860
435	Non-overlapping Intervals	42.9%	Medium	0.075650
480	Sliding Window Median	37.2%	Hard	0.074352
1079	Letter Tile Possibilities	75.4%	Medium	0.073502
503	Next Greater Element II	56.5%	Medium	0.073393
144	Binary Tree Preorder Traversal	55.7%	Medium	0.072249
676	Implement Magic Dictionary	54.5%	Medium	0.069958
1027	Longest Arithmetic Sequence	53.4%	Medium	0.066939
1145	Binary Tree Coloring Game	51.2%	Medium	0.065921
1304	Find N Unique Integers Sum up to Zero	76.3%	Easy	0.062107
350	Intersection of Two Arrays II	51.4%	Easy	0.062029
472	Concatenated Words	43.7%	Hard	0.061201
796	Rotate String	49.6%	Easy	0.059778
47	Permutations II	46.4%	Medium	0.058979
630	Course Schedule III	33.5%	Hard	0.058581
111	Minimum Depth of Binary Tree	37.4%	Easy	0.058062
100	Same Tree	53.4%	Easy	0.057825
832	Flipping an Image	76.2%	Easy	0.057363
950	Reveal Cards In Increasing Order	74.6%	Medium	0.056592
541	Reverse String II	48.4%	Easy	0.056159
735	Asteroid Collision	41.0%	Medium	0.054791
1229	Meeting Scheduler	52.7%	Medium	0.053560
1092	Shortest Common Supersequence	51.6%	Hard	0.053488
303	Range Sum Query – Immutable	44.7%	Easy	0.051942
981	Time Based Key-Value Store	53.1%	Medium	0.049406
67	Add Binary	45.2%	Easy	0.049093
459	Repeated Substring Pattern	42.2%	Easy	0.047527
845	Longest Mountain in Array	37.2%	Medium	0.047458
876	Middle of the Linked List	68.4%	Easy	0.046728
977	Squares of a Sorted Array	72.1%	Easy	0.046652
670	Maximum Swap	43.6%	Medium	0.046304
494	Target Sum	46.3%	Medium	0.043532
938	Range Sum of BST	81.3%	Easy	0.043035
1004	Max Consecutive Ones III	59.1%	Medium	0.041252
211	Add and Search Word – Data structure design	38.1%	Medium	0.041115
35	Search Insert Position	42.6%	Easy	0.041064
788	Rotated Digits	57.1%	Easy	0.039806
872	Leaf-Similar Trees	64.5%	Easy	0.038999
884	Uncommon Words from Two Sentences	63.3%	Easy	0.036301
934	Shortest Bridge	48.2%	Medium	0.036072
650	2 Keys Keyboard	49.2%	Medium	0.035910
929	Unique Email Addresses	67.4%	Easy	0.033748
485	Max Consecutive Ones	54.6%	Easy	0.032764
258	Add Digits	57.6%	Easy	0.032596
203	Remove Linked List Elements	38.6%	Easy	0.032376
1091	Shortest Path in Binary Matrix	38.2%	Medium	0.031648
867	Transpose Matrix	62.8%	Easy	0.031179
953	Verifying an Alien Dictionary	54.1%	Easy	0.031173
575	Distribute Candies	61.4%	Easy	0.030890
1192	Critical Connections in a Network	48.6%	Hard	0.030183
452	Minimum Number of Arrows to Burst Balloons	49.6%	Medium	0.029478
496	Next Greater Element I	63.8%	Easy	0.029462
338	Counting Bits	69.5%	Medium	0.024325
1344	Angle Between Hands of a Clock	61.4%	Medium	0.023682
1019	Next Greater Node In Linked List	57.4%	Medium	0.021599
1122	Relative Sort Array	67.7%	Easy	0.019685
674	Longest Continuous Increasing Subsequence	45.9%	Easy	0.019002
1155	Number of Dice Rolls With Target Sum	49.0%	Medium	0.018904
787	Cheapest Flights Within K Stops	39.3%	Medium	0.018824
743	Network Delay Time	45.0%	Medium	0.012743
1249	Minimum Remove to Make Valid Parentheses	62.5%	Medium	0.009195
1470	Shuffle the Array	88.9%	Easy	0.004527
513	Find Bottom Left Tree Value	61.5%	Medium	0
631	Design Excel Sum Formula	31.6%	Hard	0
654	Maximum Binary Tree	79.9%	Medium	0
672	Bulb Switcher II	50.9%	Medium	0
871	Minimum Number of Refueling Stops	31.4%	Hard	0
886	Possible Bipartition	44.2%	Medium	0
901	Online Stock Span	60.2%	Medium	0
972	Equal Rational Numbers	41.6%	Hard	0
1006	Clumsy Factorial	53.3%	Medium	0
1013	Partition Array Into Three Parts With Equal Sum	51.8%	Easy	0
1053	Previous Permutation With One Swap	48.5%	Medium	0
1198	Find Smallest Common Element in All Rows	74.9%	Medium	0
1093	Statistics from a Large Sample	48.2%	Medium	0
1273	Delete Tree Nodes	63.5%	Medium	0
1131	Maximum of Absolute Value Expression	53.0%	Medium	0
1206	Design Skiplist	57.3%	Hard	0
1285	Find the Start and End Number of Continuous Ranges	83.8%	Medium	0
1306	Jump Game III	60.4%	Medium	0
1318	Minimum Flips to Make a OR b Equal to c	62.8%	Medium	0
1339	Maximum Product of Splitted Binary Tree	37.2%	Medium	0
1371	Find the Longest Substring Containing Vowels in Even Counts	58.2%	Medium	0
1369	Get the Second Most Recent Activity	65.1%	Hard	0
1394	Find Lucky Integer in an Array	64.4%	Easy	0
1415	The k-th Lexicographical String of All Happy Strings of Length n	70.4%	Medium	0
1417	Reformat The String	55.0%	Easy	0
1448	Count Good Nodes in Binary Tree	70.4%	Medium	0
1458	Max Dot Product of Two Subsequences	41.7%	Hard	0
1469	Find All The Lonely Nodes	81.4%	Easy	0
1510	Stone Game IV	50.3%	Hard	0
1474	Delete N Nodes After M Nodes of a Linked List	74.2%	Easy	0
1523	Count Odd Numbers in an Interval Range	55.8%	Easy	0
1518	Water Bottles	63.1%	Easy	0
1539	Kth Missing Positive Number	52.3%	Easy	0
1528	Shuffle String	86.1%	Easy	0

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