LeetCode-Questions-CompanyWise/microsoft_2year.csv

1	146	LRU Cache	33.2%	Medium	1.9068942851168293	https://leetcode.com/problems/lru-cache
2	138	Copy List with Random Pointer	36.4%	Medium	1.839296369281829	https://leetcode.com/problems/copy-list-with-random-pointer
3	348	Design Tic-Tac-Toe	54.3%	Medium	1.7622511751629417	https://leetcode.com/problems/design-tic-tac-toe
4	1239	Maximum Length of a Concatenated String with Unique Characters	47.8%	Medium	1.6852059810440545	https://leetcode.com/problems/maximum-length-of-a-concatenated-string-with-unique-characters
5	273	Integer to English Words	27.1%	Hard	1.6081607869251673	https://leetcode.com/problems/integer-to-english-words
6	1	Two Sum	45.6%	Easy	1.5833715306321339	https://leetcode.com/problems/two-sum
7	794	Valid Tic-Tac-Toe State	32.6%	Medium	1.549767336843805	https://leetcode.com/problems/valid-tic-tac-toe-state
8	54	Spiral Matrix	34.1%	Medium	1.5277031487259203	https://leetcode.com/problems/spiral-matrix
9	165	Compare Version Numbers	27.4%	Medium	1.450657954607033	https://leetcode.com/problems/compare-version-numbers
10	428	Serialize and Deserialize N-ary Tree	59.4%	Hard	1.39256021863239	https://leetcode.com/problems/serialize-and-deserialize-n-ary-tree
11	445	Add Two Numbers II	54.5%	Medium	1.3627396299910237	https://leetcode.com/problems/add-two-numbers-ii
12	42	Trapping Rain Water	48.9%	Hard	1.2856944358721365	https://leetcode.com/problems/trapping-rain-water
13	200	Number of Islands	46.8%	Medium	1.282195127879335	https://leetcode.com/problems/number-of-islands
14	253	Meeting Rooms II	45.7%	Medium	1.2072729703046439	https://leetcode.com/problems/meeting-rooms-ii
15	5	Longest Palindromic Substring	29.5%	Medium	1.2049820501287227	https://leetcode.com/problems/longest-palindromic-substring
16	186	Reverse Words in a String II	43.3%	Medium	1.161526114078679	https://leetcode.com/problems/reverse-words-in-a-string-ii
17	297	Serialize and Deserialize Binary Tree	47.5%	Hard	1.155330001457385	https://leetcode.com/problems/serialize-and-deserialize-binary-tree
18	545	Boundary of Binary Tree	38.9%	Medium	1.1251501588677701	https://leetcode.com/problems/boundary-of-binary-tree
19	443	String Compression	41.3%	Easy	1.048104964748883	https://leetcode.com/problems/string-compression
20	23	Merge k Sorted Lists	40.2%	Hard	1.0261554494754497	https://leetcode.com/problems/merge-k-sorted-lists
21	25	Reverse Nodes in k-Group	42.1%	Hard	1.0060099268822469	https://leetcode.com/problems/reverse-nodes-in-k-group
22	402	Remove K Digits	28.4%	Medium	0.993503693908454	https://leetcode.com/problems/remove-k-digits
23	88	Merge Sorted Array	39.4%	Easy	0.9801695539990253	https://leetcode.com/problems/merge-sorted-array
24	98	Validate Binary Search Tree	27.8%	Medium	0.9662594465630313	https://leetcode.com/problems/validate-binary-search-tree
25	151	Reverse Words in a String	21.9%	Medium	0.946093007208271	https://leetcode.com/problems/reverse-words-in-a-string
26	557	Reverse Words in a String III	69.8%	Easy	0.9259911966439747	https://leetcode.com/problems/reverse-words-in-a-string-iii
27	240	Search a 2D Matrix II	43.2%	Medium	0.9130504736307608	https://leetcode.com/problems/search-a-2d-matrix-ii
28	2	Add Two Numbers	33.9%	Medium	0.9045266903158492	https://leetcode.com/problems/add-two-numbers
29	218	The Skyline Problem	34.6%	Hard	0.8967461358011848	https://leetcode.com/problems/the-skyline-problem
30	285	Inorder Successor in BST	40.4%	Medium	0.8942541034317931	https://leetcode.com/problems/inorder-successor-in-bst
31	103	Binary Tree Zigzag Level Order Traversal	48.3%	Medium	0.8911932153659692	https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal
32	22	Generate Parentheses	62.7%	Medium	0.8821480129478173	https://leetcode.com/problems/generate-parentheses
33	53	Maximum Subarray	46.5%	Easy	0.8799062141955307	https://leetcode.com/problems/maximum-subarray
34	8	String to Integer (atoi)	15.4%	Medium	0.8636115676315972	https://leetcode.com/problems/string-to-integer-atoi
35	93	Restore IP Addresses	35.6%	Medium	0.8230542487772108	https://leetcode.com/problems/restore-ip-addresses
36	722	Remove Comments	34.6%	Medium	0.8109302162163288	https://leetcode.com/problems/remove-comments
37	206	Reverse Linked List	62.5%	Easy	0.8061359210393346	https://leetcode.com/problems/reverse-linked-list
38	236	Lowest Common Ancestor of a Binary Tree	45.7%	Medium	0.7928508522150108	https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree
39	212	Word Search II	34.9%	Hard	0.7871523471289301	https://leetcode.com/problems/word-search-ii
40	21	Merge Two Sorted Lists	53.5%	Easy	0.7621927307594413	https://leetcode.com/problems/merge-two-sorted-lists
41	679	24 Game	46.4%	Hard	0.7472144018302211	https://leetcode.com/problems/24-game
42	33	Search in Rotated Sorted Array	34.5%	Medium	0.7453822830055025	https://leetcode.com/problems/search-in-rotated-sorted-array
43	48	Rotate Image	56.7%	Medium	0.7295148247308202	https://leetcode.com/problems/rotate-image
44	450	Delete Node in a BST	43.1%	Medium	0.7190027298101302	https://leetcode.com/problems/delete-node-in-a-bst
45	75	Sort Colors	47.3%	Medium	0.7189622372679672	https://leetcode.com/problems/sort-colors
46	10	Regular Expression Matching	26.8%	Hard	0.7122566110595128	https://leetcode.com/problems/regular-expression-matching
47	224	Basic Calculator	36.8%	Hard	0.712035465080151	https://leetcode.com/problems/basic-calculator
48	232	Implement Queue using Stacks	49.6%	Easy	0.703271001559588	https://leetcode.com/problems/implement-queue-using-stacks
49	99	Recover Binary Search Tree	39.7%	Hard	0.686991511115002	https://leetcode.com/problems/recover-binary-search-tree
50	24	Swap Nodes in Pairs	50.4%	Medium	0.6806651721326015	https://leetcode.com/problems/swap-nodes-in-pairs
51	116	Populating Next Right Pointers in Each Node	45.2%	Medium	0.679990315148951	https://leetcode.com/problems/populating-next-right-pointers-in-each-node
52	1246	Palindrome Removal	46.0%	Hard	0.6794349186959634	https://leetcode.com/problems/palindrome-removal
53	419	Battleships in a Board	70.0%	Medium	0.6477023182379538	https://leetcode.com/problems/battleships-in-a-board
54	295	Find Median from Data Stream	44.3%	Hard	0.6439331977785325	https://leetcode.com/problems/find-median-from-data-stream
55	636	Exclusive Time of Functions	51.9%	Medium	0.6405393293662573	https://leetcode.com/problems/exclusive-time-of-functions
56	121	Best Time to Buy and Sell Stock	50.5%	Easy	0.6384433764330154	https://leetcode.com/problems/best-time-to-buy-and-sell-stock
57	44	Wildcard Matching	24.7%	Hard	0.6328997728601021	https://leetcode.com/problems/wildcard-matching
58	134	Gas Station	38.5%	Medium	0.6268138366620403	https://leetcode.com/problems/gas-station
59	535	Encode and Decode TinyURL	79.9%	Medium	0.6249578446726771	https://leetcode.com/problems/encode-and-decode-tinyurl
60	706	Design HashMap	61.3%	Easy	0.6240595717322002	https://leetcode.com/problems/design-hashmap
61	4	Median of Two Sorted Arrays	29.6%	Hard	0.5997207275769595	https://leetcode.com/problems/median-of-two-sorted-arrays
62	105	Construct Binary Tree from Preorder and Inorder Traversal	48.8%	Medium	0.5948482012213536	https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal
63	17	Letter Combinations of a Phone Number	46.8%	Medium	0.5900144916124695	https://leetcode.com/problems/letter-combinations-of-a-phone-number
64	772	Basic Calculator III	41.3%	Hard	0.5881497072005337	https://leetcode.com/problems/basic-calculator-iii
65	564	Find the Closest Palindrome	19.7%	Hard	0.581921545449721	https://leetcode.com/problems/find-the-closest-palindrome
66	20	Valid Parentheses	39.0%	Easy	0.581252372040232	https://leetcode.com/problems/valid-parentheses
67	155	Min Stack	44.5%	Easy	0.5560563077098069	https://leetcode.com/problems/min-stack
68	36	Valid Sudoku	48.7%	Medium	0.5472335928516195	https://leetcode.com/problems/valid-sudoku
69	1156	Swap For Longest Repeated Character Substring	49.0%	Medium	0.538996500732687	https://leetcode.com/problems/swap-for-longest-repeated-character-substring
70	468	Validate IP Address	24.1%	Medium	0.5368011101692514	https://leetcode.com/problems/validate-ip-address
71	340	Longest Substring with At Most K Distinct Characters	44.1%	Hard	0.5227814976619829	https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters
72	37	Sudoku Solver	43.6%	Hard	0.5078801135362339	https://leetcode.com/problems/sudoku-solver
73	470	Implement Rand10() Using Rand7()	46.3%	Medium	0.5035263212843791	https://leetcode.com/problems/implement-rand10-using-rand7
74	49	Group Anagrams	56.9%	Medium	0.49720300327737044	https://leetcode.com/problems/group-anagrams
75	3	Longest Substring Without Repeating Characters	30.4%	Medium	0.48411466774638867	https://leetcode.com/problems/longest-substring-without-repeating-characters
76	102	Binary Tree Level Order Traversal	54.6%	Medium	0.4800243438074503	https://leetcode.com/problems/binary-tree-level-order-traversal
77	836	Rectangle Overlap	48.6%	Easy	0.47817067841927885	https://leetcode.com/problems/rectangle-overlap
78	277	Find the Celebrity	41.8%	Medium	0.47648222098694015	https://leetcode.com/problems/find-the-celebrity
79	46	Permutations	63.5%	Medium	0.4752581007118412	https://leetcode.com/problems/permutations
80	510	Inorder Successor in BST II	58.0%	Medium	0.47332739722482975	https://leetcode.com/problems/inorder-successor-in-bst-ii
81	74	Search a 2D Matrix	36.5%	Medium	0.4704141503200286	https://leetcode.com/problems/search-a-2d-matrix
82	127	Word Ladder	29.6%	Medium	0.46981620538612967	https://leetcode.com/problems/word-ladder
83	56	Merge Intervals	39.3%	Medium	0.46243023294178986	https://leetcode.com/problems/merge-intervals
84	449	Serialize and Deserialize BST	52.0%	Medium	0.44971110343394827	https://leetcode.com/problems/serialize-and-deserialize-bst
85	85	Maximal Rectangle	37.7%	Hard	0.4492357711634929	https://leetcode.com/problems/maximal-rectangle
86	529	Minesweeper	59.1%	Medium	0.4410244101446512	https://leetcode.com/problems/minesweeper
87	642	Design Search Autocomplete System	44.7%	Hard	0.43349242036282026	https://leetcode.com/problems/design-search-autocomplete-system
88	168	Excel Sheet Column Title	31.1%	Easy	0.4248158924206701	https://leetcode.com/problems/excel-sheet-column-title
89	41	First Missing Positive	32.0%	Hard	0.4193575471092812	https://leetcode.com/problems/first-missing-positive
90	238	Product of Array Except Self	60.1%	Medium	0.4192516867747499	https://leetcode.com/problems/product-of-array-except-self
91	362	Design Hit Counter	63.7%	Medium	0.41908233979999515	https://leetcode.com/problems/design-hit-counter
92	460	LFU Cache	34.2%	Hard	0.40755934971127916	https://leetcode.com/problems/lfu-cache
93	225	Implement Stack using Queues	45.1%	Easy	0.4064316252700455	https://leetcode.com/problems/implement-stack-using-queues
94	124	Binary Tree Maximum Path Sum	34.3%	Hard	0.40588105265488916	https://leetcode.com/problems/binary-tree-maximum-path-sum
95	13	Roman to Integer	55.7%	Easy	0.40185220095239377	https://leetcode.com/problems/roman-to-integer
96	143	Reorder List	37.1%	Medium	0.40020962155920403	https://leetcode.com/problems/reorder-list
97	160	Intersection of Two Linked Lists	40.6%	Easy	0.39967513196999754	https://leetcode.com/problems/intersection-of-two-linked-lists
98	322	Coin Change	35.5%	Medium	0.39783122540141286	https://leetcode.com/problems/coin-change
99	767	Reorganize String	48.7%	Medium	0.3933437475758196	https://leetcode.com/problems/reorganize-string
100	173	Binary Search Tree Iterator	56.6%	Medium	0.3917309866483655	https://leetcode.com/problems/binary-search-tree-iterator
101	688	Knight Probability in Chessboard	48.9%	Medium	0.38977851194046487	https://leetcode.com/problems/knight-probability-in-chessboard
102	622	Design Circular Queue	43.8%	Medium	0.3784130987696834	https://leetcode.com/problems/design-circular-queue
103	73	Set Matrix Zeroes	43.1%	Medium	0.37193974948462943	https://leetcode.com/problems/set-matrix-zeroes
104	43	Multiply Strings	33.9%	Medium	0.3716744273234442	https://leetcode.com/problems/multiply-strings
105	239	Sliding Window Maximum	43.0%	Hard	0.3688526742838154	https://leetcode.com/problems/sliding-window-maximum
106	15	3Sum	26.8%	Medium	0.35870919705248033	https://leetcode.com/problems/3sum
107	179	Largest Number	28.8%	Medium	0.35230239652612316	https://leetcode.com/problems/largest-number
108	417	Pacific Atlantic Water Flow	41.1%	Medium	0.3513978868378886	https://leetcode.com/problems/pacific-atlantic-water-flow
109	1185	Day of the Week	64.0%	Easy	0.34898886906784754	https://leetcode.com/problems/day-of-the-week
110	380	Insert Delete GetRandom O(1)	47.5%	Medium	0.348524374235988	https://leetcode.com/problems/insert-delete-getrandom-o1
111	935	Knight Dialer	45.2%	Medium	0.3429447511268304	https://leetcode.com/problems/knight-dialer
112	805	Split Array With Same Average	26.4%	Hard	0.3416302106614813	https://leetcode.com/problems/split-array-with-same-average
113	1044	Longest Duplicate Substring	31.9%	Hard	0.3378493311698002	https://leetcode.com/problems/longest-duplicate-substring
114	1236	Web Crawler	64.3%	Medium	0.33647223662121295	https://leetcode.com/problems/web-crawler
115	287	Find the Duplicate Number	55.5%	Medium	0.33544722224040363	https://leetcode.com/problems/find-the-duplicate-number
116	431	Encode N-ary Tree to Binary Tree	70.8%	Hard	0.3308542443169896	https://leetcode.com/problems/encode-n-ary-tree-to-binary-tree
117	269	Alien Dictionary	33.3%	Hard	0.32755550704550385	https://leetcode.com/problems/alien-dictionary
118	31	Next Permutation	32.6%	Medium	0.32533895514548333	https://leetcode.com/problems/next-permutation
119	227	Basic Calculator II	36.9%	Medium	0.320210254787433	https://leetcode.com/problems/basic-calculator-ii
120	92	Reverse Linked List II	38.8%	Medium	0.3201675275962693	https://leetcode.com/problems/reverse-linked-list-ii
121	79	Word Search	35.6%	Medium	0.31836284819083	https://leetcode.com/problems/word-search
122	234	Palindrome Linked List	39.3%	Easy	0.3133910057995738	https://leetcode.com/problems/palindrome-linked-list
123	346	Moving Average from Data Stream	70.9%	Easy	0.3081922191359908	https://leetcode.com/problems/moving-average-from-data-stream
124	76	Minimum Window Substring	34.6%	Hard	0.3013019791670516	https://leetcode.com/problems/minimum-window-substring
125	235	Lowest Common Ancestor of a Binary Search Tree	49.9%	Easy	0.29906505953500556	https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree
126	204	Count Primes	31.5%	Easy	0.29844719891360566	https://leetcode.com/problems/count-primes
127	117	Populating Next Right Pointers in Each Node II	39.1%	Medium	0.297513312140522	https://leetcode.com/problems/populating-next-right-pointers-in-each-node-ii
128	828	Count Unique Characters of All Substrings of a Given String	45.2%	Hard	0.2972515234679316	https://leetcode.com/problems/count-unique-characters-of-all-substrings-of-a-given-string
129	133	Clone Graph	34.8%	Medium	0.29652763874414756	https://leetcode.com/problems/clone-graph
130	68	Text Justification	27.7%	Hard	0.29518712556880805	https://leetcode.com/problems/text-justification
131	148	Sort List	42.3%	Medium	0.29330006475600423	https://leetcode.com/problems/sort-list
132	94	Binary Tree Inorder Traversal	63.3%	Medium	0.28973843425663137	https://leetcode.com/problems/binary-tree-inorder-traversal
133	128	Longest Consecutive Sequence	45.1%	Hard	0.28318230693481783	https://leetcode.com/problems/longest-consecutive-sequence
134	59	Spiral Matrix II	53.9%	Medium	0.2793907308110021	https://leetcode.com/problems/spiral-matrix-ii
135	141	Linked List Cycle	41.1%	Easy	0.27449284203401514	https://leetcode.com/problems/linked-list-cycle
136	528	Random Pick with Weight	43.9%	Medium	0.26434500315529863	https://leetcode.com/problems/random-pick-with-weight
137	426	Convert Binary Search Tree to Sorted Doubly Linked List	59.1%	Medium	0.2625527836498761	https://leetcode.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list
138	556	Next Greater Element III	31.7%	Medium	0.2619035411237044	https://leetcode.com/problems/next-greater-element-iii
139	110	Balanced Binary Tree	43.5%	Easy	0.260789845727003	https://leetcode.com/problems/balanced-binary-tree
140	126	Word Ladder II	22.1%	Hard	0.25503976484865665	https://leetcode.com/problems/word-ladder-ii
141	139	Word Break	40.1%	Medium	0.24836185186023652	https://leetcode.com/problems/word-break
142	171	Excel Sheet Column Number	55.9%	Easy	0.24799403931375497	https://leetcode.com/problems/excel-sheet-column-number
143	39	Combination Sum	56.1%	Medium	0.2475495077466774	https://leetcode.com/problems/combination-sum
144	490	The Maze	51.4%	Medium	0.24202227192369596	https://leetcode.com/problems/the-maze
145	863	All Nodes Distance K in Binary Tree	55.4%	Medium	0.24186418612910326	https://leetcode.com/problems/all-nodes-distance-k-in-binary-tree
146	716	Max Stack	42.6%	Easy	0.24108416003009112	https://leetcode.com/problems/max-stack
147	692	Top K Frequent Words	51.8%	Medium	0.24027250894503516	https://leetcode.com/problems/top-k-frequent-words
148	266	Palindrome Permutation	61.9%	Easy	0.235382573048932	https://leetcode.com/problems/palindrome-permutation
149	344	Reverse String	68.5%	Easy	0.23528503471044915	https://leetcode.com/problems/reverse-string
150	917	Reverse Only Letters	58.0%	Easy	0.23240287672700652	https://leetcode.com/problems/reverse-only-letters
151	768	Max Chunks To Make Sorted II	48.7%	Hard	0.22767870647960103	https://leetcode.com/problems/max-chunks-to-make-sorted-ii
152	69	Sqrt(x)	33.9%	Easy	0.22365492948950624	https://leetcode.com/problems/sqrtx
153	61	Rotate List	30.0%	Medium	0.2226446737782956	https://leetcode.com/problems/rotate-list
154	394	Decode String	50.0%	Medium	0.22158432076565618	https://leetcode.com/problems/decode-string
155	317	Shortest Distance from All Buildings	41.4%	Hard	0.21654542918153205	https://leetcode.com/problems/shortest-distance-from-all-buildings
156	560	Subarray Sum Equals K	43.9%	Medium	0.21610695147886494	https://leetcode.com/problems/subarray-sum-equals-k
157	457	Circular Array Loop	29.4%	Medium	0.21472498084861397	https://leetcode.com/problems/circular-array-loop
158	229	Majority Element II	35.6%	Medium	0.21162970925187066	https://leetcode.com/problems/majority-element-ii
159	208	Implement Trie (Prefix Tree)	49.4%	Medium	0.20593713931590088	https://leetcode.com/problems/implement-trie-prefix-tree
160	149	Max Points on a Line	16.9%	Hard	0.20409535634351528	https://leetcode.com/problems/max-points-on-a-line
161	568	Maximum Vacation Days	40.8%	Hard	0.19966567025192705	https://leetcode.com/problems/maximum-vacation-days
162	1375	Bulb Switcher III	62.6%	Medium	0.19622624370172712	https://leetcode.com/problems/bulb-switcher-iii
163	153	Find Minimum in Rotated Sorted Array	45.1%	Medium	0.191995528322351	https://leetcode.com/problems/find-minimum-in-rotated-sorted-array
164	286	Walls and Gates	54.5%	Medium	0.19197498849459727	https://leetcode.com/problems/walls-and-gates
165	114	Flatten Binary Tree to Linked List	49.3%	Medium	0.19007687356143277	https://leetcode.com/problems/flatten-binary-tree-to-linked-list
166	358	Rearrange String k Distance Apart	34.9%	Hard	0.19004360288786493	https://leetcode.com/problems/rearrange-string-k-distance-apart
167	695	Max Area of Island	62.7%	Medium	0.18587942901211874	https://leetcode.com/problems/max-area-of-island
168	72	Edit Distance	44.8%	Hard	0.18554648786569794	https://leetcode.com/problems/edit-distance
169	51	N-Queens	46.6%	Hard	0.18438554101480611	https://leetcode.com/problems/n-queens
170	71	Simplify Path	32.6%	Medium	0.18300438372386543	https://leetcode.com/problems/simplify-path
171	759	Employee Free Time	66.3%	Hard	0.1816986978513639	https://leetcode.com/problems/employee-free-time
172	189	Rotate Array	34.7%	Easy	0.18053653367040554	https://leetcode.com/problems/rotate-array
173	125	Valid Palindrome	36.7%	Easy	0.1785086666194453	https://leetcode.com/problems/valid-palindrome
174	45	Jump Game II	30.6%	Hard	0.1775138552258515	https://leetcode.com/problems/jump-game-ii
175	28	Implement strStr()	34.5%	Easy	0.17697342084154793	https://leetcode.com/problems/implement-strstr
176	773	Sliding Puzzle	59.3%	Hard	0.17627924233799203	https://leetcode.com/problems/sliding-puzzle
177	328	Odd Even Linked List	55.7%	Medium	0.17548836529558792	https://leetcode.com/problems/odd-even-linked-list
178	543	Diameter of Binary Tree	48.4%	Easy	0.1752254632195515	https://leetcode.com/problems/diameter-of-binary-tree
179	415	Add Strings	47.5%	Easy	0.17429245611868044	https://leetcode.com/problems/add-strings
180	135	Candy	31.6%	Hard	0.17296269248039503	https://leetcode.com/problems/candy
181	442	Find All Duplicates in an Array	67.8%	Medium	0.17219015650505717	https://leetcode.com/problems/find-all-duplicates-in-an-array
182	378	Kth Smallest Element in a Sorted Matrix	54.3%	Medium	0.17163465671022385	https://leetcode.com/problems/kth-smallest-element-in-a-sorted-matrix
183	32	Longest Valid Parentheses	28.4%	Hard	0.17004204716389293	https://leetcode.com/problems/longest-valid-parentheses
184	516	Longest Palindromic Subsequence	53.2%	Medium	0.16913482985800482	https://leetcode.com/problems/longest-palindromic-subsequence
185	123	Best Time to Buy and Sell Stock III	37.5%	Hard	0.16653125439681243	https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iii
186	91	Decode Ways	24.7%	Medium	0.1664322442258041	https://leetcode.com/problems/decode-ways
187	242	Valid Anagram	56.9%	Easy	0.1620140669319784	https://leetcode.com/problems/valid-anagram
188	540	Single Element in a Sorted Array	57.9%	Medium	0.16091725953613234	https://leetcode.com/problems/single-element-in-a-sorted-array
189	150	Evaluate Reverse Polish Notation	36.3%	Medium	0.16073798512678014	https://leetcode.com/problems/evaluate-reverse-polish-notation
190	669	Trim a Binary Search Tree	63.0%	Easy	0.1603426500751794	https://leetcode.com/problems/trim-a-binary-search-tree
191	19	Remove Nth Node From End of List	35.2%	Medium	0.15983469543773265	https://leetcode.com/problems/remove-nth-node-from-end-of-list
192	727	Minimum Window Subsequence	41.8%	Hard	0.15970111035790735	https://leetcode.com/problems/minimum-window-subsequence
193	199	Binary Tree Right Side View	54.1%	Medium	0.15904374287529144	https://leetcode.com/problems/binary-tree-right-side-view
194	572	Subtree of Another Tree	44.1%	Easy	0.1554260466680471	https://leetcode.com/problems/subtree-of-another-tree
195	158	Read N Characters Given Read4 II - Call multiple times	33.8%	Hard	0.15348688956060175	https://leetcode.com/problems/read-n-characters-given-read4-ii-call-multiple-times
196	215	Kth Largest Element in an Array	55.4%	Medium	0.15289308167366858	https://leetcode.com/problems/kth-largest-element-in-an-array
197	314	Binary Tree Vertical Order Traversal	45.3%	Medium	0.15148600467306356	https://leetcode.com/problems/binary-tree-vertical-order-traversal
198	30	Substring with Concatenation of All Words	25.4%	Hard	0.1461170580676051	https://leetcode.com/problems/substring-with-concatenation-of-all-words
199	129	Sum Root to Leaf Numbers	49.1%	Medium	0.14587477052339856	https://leetcode.com/problems/sum-root-to-leaf-numbers
200	909	Snakes and Ladders	38.4%	Medium	0.14465605390747982	https://leetcode.com/problems/snakes-and-ladders
201	77	Combinations	54.7%	Medium	0.14385837161074141	https://leetcode.com/problems/combinations
202	207	Course Schedule	43.1%	Medium	0.1402270159030123	https://leetcode.com/problems/course-schedule
203	729	My Calendar I	51.8%	Medium	0.13838970177559895	https://leetcode.com/problems/my-calendar-i
204	702	Search in a Sorted Array of Unknown Size	66.9%	Medium	0.13783247452391326	https://leetcode.com/problems/search-in-a-sorted-array-of-unknown-size
205	1136	Parallel Courses	61.1%	Hard	0.13720112151348504	https://leetcode.com/problems/parallel-courses
206	412	Fizz Buzz	62.3%	Easy	0.135955636236029	https://leetcode.com/problems/fizz-buzz
207	26	Remove Duplicates from Sorted Array	45.1%	Easy	0.13201038687949407	https://leetcode.com/problems/remove-duplicates-from-sorted-array
208	333	Largest BST Subtree	35.8%	Medium	0.13138400282910845	https://leetcode.com/problems/largest-bst-subtree
209	63	Unique Paths II	34.6%	Medium	0.13103977657747026	https://leetcode.com/problems/unique-paths-ii
210	214	Shortest Palindrome	29.8%	Hard	0.13026519483790147	https://leetcode.com/problems/shortest-palindrome
211	384	Shuffle an Array	52.8%	Medium	0.12953764257899986	https://leetcode.com/problems/shuffle-an-array
212	958	Check Completeness of a Binary Tree	52.1%	Medium	0.12884496089089562	https://leetcode.com/problems/check-completeness-of-a-binary-tree
213	612	Shortest Distance in a Plane	59.5%	Medium	0.1271551754852466	https://leetcode.com/problems/shortest-distance-in-a-plane
214	567	Permutation in String	44.4%	Medium	0.1271102185315222	https://leetcode.com/problems/permutation-in-string
215	694	Number of Distinct Islands	56.0%	Medium	0.12516314295400602	https://leetcode.com/problems/number-of-distinct-islands
216	300	Longest Increasing Subsequence	42.6%	Medium	0.12395147349827965	https://leetcode.com/problems/longest-increasing-subsequence
217	683	K Empty Slots	35.6%	Hard	0.12247703235966204	https://leetcode.com/problems/k-empty-slots
218	315	Count of Smaller Numbers After Self	41.5%	Hard	0.12231037767091538	https://leetcode.com/problems/count-of-smaller-numbers-after-self
219	38	Count and Say	44.6%	Easy	0.11845964781974515	https://leetcode.com/problems/count-and-say
220	724	Find Pivot Index	44.0%	Easy	0.11824782767032843	https://leetcode.com/problems/find-pivot-index
221	332	Reconstruct Itinerary	36.7%	Medium	0.11747520126885172	https://leetcode.com/problems/reconstruct-itinerary
222	64	Minimum Path Sum	54.5%	Medium	0.1173048772402237	https://leetcode.com/problems/minimum-path-sum
223	268	Missing Number	51.7%	Easy	0.11538834636572094	https://leetcode.com/problems/missing-number
224	281	Zigzag Iterator	58.4%	Medium	0.11506932978478719	https://leetcode.com/problems/zigzag-iterator
225	308	Range Sum Query 2D - Mutable	35.6%	Hard	0.11441035117774422	https://leetcode.com/problems/range-sum-query-2d-mutable
226	708	Insert into a Sorted Circular Linked List	31.6%	Medium	0.11219725014953141	https://leetcode.com/problems/insert-into-a-sorted-circular-linked-list
227	655	Print Binary Tree	55.0%	Medium	0.11153609770197609	https://leetcode.com/problems/print-binary-tree
228	40	Combination Sum II	48.2%	Medium	0.11145356111123644	https://leetcode.com/problems/combination-sum-ii
229	1188	Design Bounded Blocking Queue	70.5%	Medium	0.11030454201470608	https://leetcode.com/problems/design-bounded-blocking-queue
230	681	Next Closest Time	45.0%	Medium	0.11013564249600598	https://leetcode.com/problems/next-closest-time
231	140	Word Break II	32.6%	Hard	0.10843250681427455	https://leetcode.com/problems/word-break-ii
232	518	Coin Change 2	50.2%	Medium	0.10746985577594965	https://leetcode.com/problems/coin-change-2
233	969	Pancake Sorting	67.5%	Medium	0.10724553035359762	https://leetcode.com/problems/pancake-sorting
234	108	Convert Sorted Array to Binary Search Tree	57.9%	Easy	0.10686314554236129	https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree
235	407	Trapping Rain Water II	42.4%	Hard	0.10486899438963619	https://leetcode.com/problems/trapping-rain-water-ii
236	159	Longest Substring with At Most Two Distinct Characters	49.4%	Medium	0.10453372768183221	https://leetcode.com/problems/longest-substring-with-at-most-two-distinct-characters
237	289	Game of Life	54.5%	Medium	0.10365526175211173	https://leetcode.com/problems/game-of-life
238	267	Palindrome Permutation II	36.4%	Medium	0.10345133738802471	https://leetcode.com/problems/palindrome-permutation-ii
239	523	Continuous Subarray Sum	24.6%	Medium	0.1016388887348317	https://leetcode.com/problems/continuous-subarray-sum
240	379	Design Phone Directory	46.8%	Medium	0.10135249426028749	https://leetcode.com/problems/design-phone-directory
241	979	Distribute Coins in Binary Tree	68.9%	Medium	0.10090468412429855	https://leetcode.com/problems/distribute-coins-in-binary-tree
242	142	Linked List Cycle II	37.3%	Medium	0.10019322804117618	https://leetcode.com/problems/linked-list-cycle-ii
243	387	First Unique Character in a String	53.4%	Easy	0.09971390202061521	https://leetcode.com/problems/first-unique-character-in-a-string
244	283	Move Zeroes	57.8%	Easy	0.09896140984010138	https://leetcode.com/problems/move-zeroes
245	84	Largest Rectangle in Histogram	35.2%	Hard	0.09762873497741681	https://leetcode.com/problems/largest-rectangle-in-histogram
246	83	Remove Duplicates from Sorted List	45.4%	Easy	0.0971047329502579	https://leetcode.com/problems/remove-duplicates-from-sorted-list
247	733	Flood Fill	55.3%	Easy	0.09669362480247104	https://leetcode.com/problems/flood-fill
248	280	Wiggle Sort	63.8%	Medium	0.09561417737468547	https://leetcode.com/problems/wiggle-sort
249	438	Find All Anagrams in a String	43.3%	Medium	0.09527308850408509	https://leetcode.com/problems/find-all-anagrams-in-a-string
250	493	Reverse Pairs	25.2%	Hard	0.09450889771017068	https://leetcode.com/problems/reverse-pairs
251	611	Valid Triangle Number	48.4%	Medium	0.09333193979221914	https://leetcode.com/problems/valid-triangle-number
252	662	Maximum Width of Binary Tree	41.0%	Medium	0.09316274664172107	https://leetcode.com/problems/maximum-width-of-binary-tree
253	1062	Longest Repeating Substring	57.2%	Medium	0.09201889872025212	https://leetcode.com/problems/longest-repeating-substring
254	381	Insert Delete GetRandom O(1) - Duplicates allowed	34.1%	Hard	0.09106388892287375	https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allowed
255	252	Meeting Rooms	54.6%	Easy	0.09020195522698488	https://leetcode.com/problems/meeting-rooms
256	647	Palindromic Substrings	60.6%	Medium	0.08992575300574686	https://leetcode.com/problems/palindromic-substrings
257	1116	Print Zero Even Odd	56.0%	Medium	0.08934510033584994	https://leetcode.com/problems/print-zero-even-odd
258	652	Find Duplicate Subtrees	50.2%	Medium	0.08907963005368878	https://leetcode.com/problems/find-duplicate-subtrees
259	509	Fibonacci Number	67.2%	Easy	0.08383840268320984	https://leetcode.com/problems/fibonacci-number
260	939	Minimum Area Rectangle	51.8%	Medium	0.08361414004113359	https://leetcode.com/problems/minimum-area-rectangle
261	89	Gray Code	49.1%	Medium	0.08112554481236843	https://leetcode.com/problems/gray-code
262	354	Russian Doll Envelopes	35.6%	Hard	0.08025695513016742	https://leetcode.com/problems/russian-doll-envelopes
263	97	Interleaving String	31.5%	Hard	0.07948571541724253	https://leetcode.com/problems/interleaving-string
264	784	Letter Case Permutation	64.6%	Medium	0.0787033338274549	https://leetcode.com/problems/letter-case-permutation
265	1104	Path In Zigzag Labelled Binary Tree	72.0%	Medium	0.07786032177227234	https://leetcode.com/problems/path-in-zigzag-labelled-binary-tree
266	341	Flatten Nested List Iterator	52.9%	Medium	0.07763353611776078	https://leetcode.com/problems/flatten-nested-list-iterator
267	210	Course Schedule II	40.7%	Medium	0.07762595476606639	https://leetcode.com/problems/course-schedule-ii
268	55	Jump Game	34.6%	Medium	0.07748307858552587	https://leetcode.com/problems/jump-game
269	162	Find Peak Element	43.3%	Medium	0.0751426333944982	https://leetcode.com/problems/find-peak-element
270	12	Integer to Roman	55.1%	Medium	0.07429157630369143	https://leetcode.com/problems/integer-to-roman
271	515	Find Largest Value in Each Tree Row	61.1%	Medium	0.07428007438287054	https://leetcode.com/problems/find-largest-value-in-each-tree-row
272	1079	Letter Tile Possibilities	75.4%	Medium	0.07350246199292652	https://leetcode.com/problems/letter-tile-possibilities
273	721	Accounts Merge	48.8%	Medium	0.07349495575336484	https://leetcode.com/problems/accounts-merge
274	503	Next Greater Element II	56.5%	Medium	0.07339377143296942	https://leetcode.com/problems/next-greater-element-ii
275	351	Android Unlock Patterns	48.4%	Medium	0.07197349962508924	https://leetcode.com/problems/android-unlock-patterns
276	271	Encode and Decode Strings	31.5%	Medium	0.07197349962508924	https://leetcode.com/problems/encode-and-decode-strings
277	290	Word Pattern	37.0%	Easy	0.071651050037288	https://leetcode.com/problems/word-pattern
278	81	Search in Rotated Sorted Array II	33.0%	Medium	0.07091146875905202	https://leetcode.com/problems/search-in-rotated-sorted-array-ii
279	632	Smallest Range Covering Elements from K Lists	52.4%	Hard	0.07082605256861242	https://leetcode.com/problems/smallest-range-covering-elements-from-k-lists
280	987	Vertical Order Traversal of a Binary Tree	36.6%	Medium	0.070392125446596	https://leetcode.com/problems/vertical-order-traversal-of-a-binary-tree
281	347	Top K Frequent Elements	61.2%	Medium	0.07032016944224467	https://leetcode.com/problems/top-k-frequent-elements
282	676	Implement Magic Dictionary	54.5%	Medium	0.06995858860691037	https://leetcode.com/problems/implement-magic-dictionary
283	406	Queue Reconstruction by Height	66.9%	Medium	0.06917190648877243	https://leetcode.com/problems/queue-reconstruction-by-height
284	432	All O`one Data Structure	32.4%	Hard	0.06887402901251127	https://leetcode.com/problems/all-oone-data-structure
285	383	Ransom Note	53.1%	Easy	0.06869653128623486	https://leetcode.com/problems/ransom-note
286	284	Peeking Iterator	45.7%	Medium	0.06867686579621939	https://leetcode.com/problems/peeking-iterator
287	270	Closest Binary Search Tree Value	48.5%	Easy	0.06680279511160087	https://leetcode.com/problems/closest-binary-search-tree-value
288	1145	Binary Tree Coloring Game	51.2%	Medium	0.06592172080482424	https://leetcode.com/problems/binary-tree-coloring-game
289	7	Reverse Integer	25.8%	Easy	0.06491395714978664	https://leetcode.com/problems/reverse-integer
290	658	Find K Closest Elements	40.9%	Medium	0.06485254217956125	https://leetcode.com/problems/find-k-closest-elements
291	769	Max Chunks To Make Sorted	54.8%	Medium	0.06474752939415815	https://leetcode.com/problems/max-chunks-to-make-sorted
292	174	Dungeon Game	32.3%	Hard	0.06367072323433676	https://leetcode.com/problems/dungeon-game
293	147	Insertion Sort List	41.1%	Medium	0.06340151135049601	https://leetcode.com/problems/insertion-sort-list
294	397	Integer Replacement	32.9%	Medium	0.06331227941432688	https://leetcode.com/problems/integer-replacement
295	86	Partition List	41.5%	Medium	0.06170036851169576	https://leetcode.com/problems/partition-list
296	739	Daily Temperatures	63.3%	Medium	0.06111383323222972	https://leetcode.com/problems/daily-temperatures
297	701	Insert into a Binary Search Tree	77.7%	Medium	0.06069363413516112	https://leetcode.com/problems/insert-into-a-binary-search-tree
298	11	Container With Most Water	50.8%	Medium	0.060358007567261264	https://leetcode.com/problems/container-with-most-water
299	305	Number of Islands II	40.1%	Hard	0.06007812394328337	https://leetcode.com/problems/number-of-islands-ii
300	796	Rotate String	49.6%	Easy	0.059778751425839334	https://leetcode.com/problems/rotate-string
301	118	Pascal's Triangle	52.5%	Easy	0.05916940920826907	https://leetcode.com/problems/pascals-triangle
302	630	Course Schedule III	33.5%	Hard	0.058581901624802396	https://leetcode.com/problems/course-schedule-iii
303	198	House Robber	42.0%	Easy	0.05849085907372723	https://leetcode.com/problems/house-robber
304	78	Subsets	62.0%	Medium	0.05743033072740612	https://leetcode.com/problems/subsets
305	403	Frog Jump	39.7%	Hard	0.05741372523004705	https://leetcode.com/problems/frog-jump
306	621	Task Scheduler	50.1%	Medium	0.05695976044875415	https://leetcode.com/problems/task-scheduler
307	950	Reveal Cards In Increasing Order	74.6%	Medium	0.056592185311170023	https://leetcode.com/problems/reveal-cards-in-increasing-order
308	109	Convert Sorted List to Binary Search Tree	47.7%	Medium	0.05655216950492122	https://leetcode.com/problems/convert-sorted-list-to-binary-search-tree
309	1038	Binary Search Tree to Greater Sum Tree	80.8%	Medium	0.05637058926920947	https://leetcode.com/problems/binary-search-tree-to-greater-sum-tree
310	653	Two Sum IV - Input is a BST	55.5%	Easy	0.055724721838100025	https://leetcode.com/problems/two-sum-iv-input-is-a-bst
311	230	Kth Smallest Element in a BST	60.2%	Medium	0.055629976214953934	https://leetcode.com/problems/kth-smallest-element-in-a-bst
312	62	Unique Paths	54.1%	Medium	0.055187969852649885	https://leetcode.com/problems/unique-paths
313	304	Range Sum Query 2D - Immutable	38.6%	Medium	0.054527987071175225	https://leetcode.com/problems/range-sum-query-2d-immutable
314	703	Kth Largest Element in a Stream	49.7%	Easy	0.054472280837981495	https://leetcode.com/problems/kth-largest-element-in-a-stream
315	1229	Meeting Scheduler	52.7%	Medium	0.053560323833736816	https://leetcode.com/problems/meeting-scheduler
316	101	Symmetric Tree	46.8%	Easy	0.05314658664103646	https://leetcode.com/problems/symmetric-tree
317	70	Climbing Stairs	47.8%	Easy	0.05292045608536146	https://leetcode.com/problems/climbing-stairs
318	329	Longest Increasing Path in a Matrix	43.4%	Hard	0.052557250738676044	https://leetcode.com/problems/longest-increasing-path-in-a-matrix
319	122	Best Time to Buy and Sell Stock II	57.0%	Easy	0.05236798551731598	https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii
320	57	Insert Interval	33.5%	Hard	0.05147485598282032	https://leetcode.com/problems/insert-interval
321	209	Minimum Size Subarray Sum	38.2%	Medium	0.05146227039335983	https://leetcode.com/problems/minimum-size-subarray-sum
322	65	Valid Number	15.3%	Hard	0.05071509257901641	https://leetcode.com/problems/valid-number
323	216	Combination Sum III	56.6%	Medium	0.05017774958571902	https://leetcode.com/problems/combination-sum-iii
324	981	Time Based Key-Value Store	53.1%	Medium	0.049406315387071284	https://leetcode.com/problems/time-based-key-value-store
325	167	Two Sum II - Input array is sorted	54.1%	Easy	0.04850742103311059	https://leetcode.com/problems/two-sum-ii-input-array-is-sorted
326	405	Convert a Number to Hexadecimal	43.9%	Easy	0.0483770263821056	https://leetcode.com/problems/convert-a-number-to-hexadecimal
327	547	Friend Circles	58.6%	Medium	0.04804286211474039	https://leetcode.com/problems/friend-circles
328	845	Longest Mountain in Array	37.2%	Medium	0.047458490406358134	https://leetcode.com/problems/longest-mountain-in-array
329	698	Partition to K Equal Sum Subsets	45.0%	Medium	0.04685917114094188	https://leetcode.com/problems/partition-to-k-equal-sum-subsets
330	876	Middle of the Linked List	68.4%	Easy	0.046728740327781716	https://leetcode.com/problems/middle-of-the-linked-list
331	223	Rectangle Area	37.8%	Medium	0.04598511324182338	https://leetcode.com/problems/rectangle-area
332	843	Guess the Word	46.1%	Hard	0.045462374076757336	https://leetcode.com/problems/guess-the-word
333	205	Isomorphic Strings	39.8%	Easy	0.045397866271290506	https://leetcode.com/problems/isomorphic-strings
334	609	Find Duplicate File in System	59.5%	Medium	0.045205436768046794	https://leetcode.com/problems/find-duplicate-file-in-system
335	325	Maximum Size Subarray Sum Equals k	46.8%	Medium	0.04495138786226632	https://leetcode.com/problems/maximum-size-subarray-sum-equals-k
336	680	Valid Palindrome II	36.6%	Easy	0.04470617503841694	https://leetcode.com/problems/valid-palindrome-ii
337	489	Robot Room Cleaner	69.7%	Hard	0.04460047988428181	https://leetcode.com/problems/robot-room-cleaner
338	349	Intersection of Two Arrays	62.5%	Easy	0.04447549064708117	https://leetcode.com/problems/intersection-of-two-arrays
339	895	Maximum Frequency Stack	60.6%	Hard	0.04329680575332419	https://leetcode.com/problems/maximum-frequency-stack
340	448	Find All Numbers Disappeared in an Array	55.9%	Easy	0.04214343508255059	https://leetcode.com/problems/find-all-numbers-disappeared-in-an-array
341	532	K-diff Pairs in an Array	31.6%	Easy	0.041672696400568025	https://leetcode.com/problems/k-diff-pairs-in-an-array
342	430	Flatten a Multilevel Doubly Linked List	55.1%	Medium	0.04154283751370906	https://leetcode.com/problems/flatten-a-multilevel-doubly-linked-list
343	844	Backspace String Compare	46.4%	Easy	0.041499730906752734	https://leetcode.com/problems/backspace-string-compare
344	1004	Max Consecutive Ones III	59.1%	Medium	0.041252411938220004	https://leetcode.com/problems/max-consecutive-ones-iii
345	243	Shortest Word Distance	61.0%	Easy	0.040780370344928096	https://leetcode.com/problems/shortest-word-distance
346	907	Sum of Subarray Minimums	32.3%	Medium	0.04069737616380998	https://leetcode.com/problems/sum-of-subarray-minimums
347	819	Most Common Word	44.8%	Easy	0.0404606389166018	https://leetcode.com/problems/most-common-word
348	833	Find And Replace in String	50.4%	Medium	0.03984590854719967	https://leetcode.com/problems/find-and-replace-in-string
349	788	Rotated Digits	57.1%	Easy	0.03980625040041967	https://leetcode.com/problems/rotated-digits
350	256	Paint House	52.1%	Easy	0.03937516523483013	https://leetcode.com/problems/paint-house
351	872	Leaf-Similar Trees	64.5%	Easy	0.03899974309382511	https://leetcode.com/problems/leaf-similar-trees
352	18	4Sum	33.7%	Medium	0.03880215185647971	https://leetcode.com/problems/4sum
353	113	Path Sum II	46.7%	Medium	0.03857758982167768	https://leetcode.com/problems/path-sum-ii
354	1381	Design a Stack With Increment Operation	74.7%	Medium	0.038355612390321446	https://leetcode.com/problems/design-a-stack-with-increment-operation
355	34	Find First and Last Position of Element in Sorted Array	36.2%	Medium	0.03759448672488506	https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array
356	643	Maximum Average Subarray I	41.5%	Easy	0.03683657735649026	https://leetcode.com/problems/maximum-average-subarray-i
357	887	Super Egg Drop	27.1%	Hard	0.03660060864484636	https://leetcode.com/problems/super-egg-drop
358	884	Uncommon Words from Two Sentences	63.3%	Easy	0.036301626676214796	https://leetcode.com/problems/uncommon-words-from-two-sentences
359	161	One Edit Distance	32.3%	Medium	0.03626870773745257	https://leetcode.com/problems/one-edit-distance
360	934	Shortest Bridge	48.2%	Medium	0.03607244121670154	https://leetcode.com/problems/shortest-bridge
361	973	K Closest Points to Origin	63.8%	Medium	0.035550452059401896	https://leetcode.com/problems/k-closest-points-to-origin
362	1304	Find N Unique Integers Sum up to Zero	76.3%	Easy	0.035408891906255915	https://leetcode.com/problems/find-n-unique-integers-sum-up-to-zero
363	1143	Longest Common Subsequence	58.4%	Medium	0.03488472325916733	https://leetcode.com/problems/longest-common-subsequence
364	152	Maximum Product Subarray	31.7%	Medium	0.034438665054543384	https://leetcode.com/problems/maximum-product-subarray
365	416	Partition Equal Subset Sum	43.7%	Medium	0.034301326353463016	https://leetcode.com/problems/partition-equal-subset-sum
366	480	Sliding Window Median	37.2%	Hard	0.03373001037669306	https://leetcode.com/problems/sliding-window-median
367	104	Maximum Depth of Binary Tree	66.0%	Easy	0.03362699323605452	https://leetcode.com/problems/maximum-depth-of-binary-tree
368	707	Design Linked List	24.5%	Medium	0.03356019649230184	https://leetcode.com/problems/design-linked-list
369	832	Flipping an Image	76.2%	Easy	0.03267078228954871	https://leetcode.com/problems/flipping-an-image
370	237	Delete Node in a Linked List	63.8%	Easy	0.031728549820175866	https://leetcode.com/problems/delete-node-in-a-linked-list
371	1091	Shortest Path in Binary Matrix	38.2%	Medium	0.03164821095078173	https://leetcode.com/problems/shortest-path-in-binary-matrix
372	228	Summary Ranges	39.5%	Medium	0.03157326191609021	https://leetcode.com/problems/summary-ranges
373	187	Repeated DNA Sequences	38.9%	Medium	0.03147388037973136	https://leetcode.com/problems/repeated-dna-sequences
374	323	Number of Connected Components in an Undirected Graph	56.0%	Medium	0.031399753867979864	https://leetcode.com/problems/number-of-connected-components-in-an-undirected-graph
375	867	Transpose Matrix	62.8%	Easy	0.031179454774354007	https://leetcode.com/problems/transpose-matrix
376	131	Palindrome Partitioning	47.5%	Medium	0.03101558050692165	https://leetcode.com/problems/palindrome-partitioning
377	575	Distribute Candies	61.4%	Easy	0.030890487019338404	https://leetcode.com/problems/distribute-candies
378	6	ZigZag Conversion	36.3%	Medium	0.03049597862981453	https://leetcode.com/problems/zigzag-conversion
379	316	Remove Duplicate Letters	35.8%	Hard	0.030443751414723153	https://leetcode.com/problems/remove-duplicate-letters
380	1027	Longest Arithmetic Sequence	53.4%	Medium	0.03030534949532895	https://leetcode.com/problems/longest-arithmetic-sequence
381	994	Rotting Oranges	49.2%	Medium	0.030179582027776965	https://leetcode.com/problems/rotting-oranges
382	16	3Sum Closest	46.0%	Medium	0.02976964023166436	https://leetcode.com/problems/3sum-closest
383	1197	Minimum Knight Moves	36.1%	Medium	0.02969780239174205	https://leetcode.com/problems/minimum-knight-moves
384	671	Second Minimum Node In a Binary Tree	42.7%	Easy	0.02958795718549609	https://leetcode.com/problems/second-minimum-node-in-a-binary-tree
385	14	Longest Common Prefix	35.4%	Easy	0.029493413243583278	https://leetcode.com/problems/longest-common-prefix
386	169	Majority Element	58.7%	Easy	0.02905829743134675	https://leetcode.com/problems/majority-element
387	82	Remove Duplicates from Sorted List II	36.8%	Medium	0.028950236662501776	https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii
388	413	Arithmetic Slices	57.9%	Medium	0.028431197162004825	https://leetcode.com/problems/arithmetic-slices
389	852	Peak Index in a Mountain Array	71.6%	Easy	0.02817087696669632	https://leetcode.com/problems/peak-index-in-a-mountain-array
390	311	Sparse Matrix Multiplication	61.9%	Medium	0.027702602549335792	https://leetcode.com/problems/sparse-matrix-multiplication
391	472	Concatenated Words	43.7%	Hard	0.027664281472355556	https://leetcode.com/problems/concatenated-words
392	498	Diagonal Traverse	48.2%	Medium	0.02756894104498661	https://leetcode.com/problems/diagonal-traverse
393	172	Factorial Trailing Zeroes	37.8%	Easy	0.02752467339009002	https://leetcode.com/problems/factorial-trailing-zeroes
394	29	Divide Two Integers	16.4%	Medium	0.026820246545985277	https://leetcode.com/problems/divide-two-integers
395	373	Find K Pairs with Smallest Sums	36.7%	Medium	0.02626546261018635	https://leetcode.com/problems/find-k-pairs-with-smallest-sums
396	541	Reverse String II	48.4%	Easy	0.025349899895526405	https://leetcode.com/problems/reverse-string-ii
397	717	1-bit and 2-bit Characters	48.8%	Easy	0.025269822188076344	https://leetcode.com/problems/1-bit-and-2-bit-characters
398	785	Is Graph Bipartite?	47.5%	Medium	0.02510592113107633	https://leetcode.com/problems/is-graph-bipartite
399	220	Contains Duplicate III	20.9%	Medium	0.024876904755404577	https://leetcode.com/problems/contains-duplicate-iii
400	202	Happy Number	50.4%	Easy	0.02483442856330386	https://leetcode.com/problems/happy-number
401	735	Asteroid Collision	41.0%	Medium	0.024723138086794758	https://leetcode.com/problems/asteroid-collision
402	977	Squares of a Sorted Array	72.1%	Easy	0.02407434514623628	https://leetcode.com/problems/squares-of-a-sorted-array
403	704	Binary Search	52.1%	Easy	0.02368531774150923	https://leetcode.com/problems/binary-search
404	282	Expression Add Operators	35.5%	Hard	0.022523474667082946	https://leetcode.com/problems/expression-add-operators
405	221	Maximal Square	37.7%	Medium	0.022108490754203434	https://leetcode.com/problems/maximal-square
406	226	Invert Binary Tree	65.0%	Easy	0.021852822620514783	https://leetcode.com/problems/invert-binary-tree
407	112	Path Sum	41.2%	Easy	0.021701651897460775	https://leetcode.com/problems/path-sum
408	905	Sort Array By Parity	74.1%	Easy	0.02148053951675942	https://leetcode.com/problems/sort-array-by-parity
409	459	Repeated Substring Pattern	42.2%	Easy	0.021402636114384706	https://leetcode.com/problems/repeated-substring-pattern
410	359	Logger Rate Limiter	70.8%	Easy	0.021053409197832343	https://leetcode.com/problems/logger-rate-limiter
411	670	Maximum Swap	43.6%	Medium	0.020844944430365928	https://leetcode.com/problems/maximum-swap
412	350	Intersection of Two Arrays II	51.4%	Easy	0.020680587107206983	https://leetcode.com/problems/intersection-of-two-arrays-ii
413	60	Permutation Sequence	38.4%	Hard	0.020471543980187256	https://leetcode.com/problems/permutation-sequence
414	166	Fraction to Recurring Decimal	21.6%	Medium	0.02015181543730795	https://leetcode.com/problems/fraction-to-recurring-decimal
415	525	Contiguous Array	42.8%	Medium	0.01975372873623256	https://leetcode.com/problems/contiguous-array
416	1122	Relative Sort Array	67.7%	Easy	0.019685675071030327	https://leetcode.com/problems/relative-sort-array
417	435	Non-overlapping Intervals	42.9%	Medium	0.019455866615365896	https://leetcode.com/problems/non-overlapping-intervals
418	399	Evaluate Division	51.6%	Medium	0.019380451549662482	https://leetcode.com/problems/evaluate-division
419	674	Longest Continuous Increasing Subsequence	45.9%	Easy	0.01900294712561538	https://leetcode.com/problems/longest-continuous-increasing-subsequence
420	1155	Number of Dice Rolls With Target Sum	49.0%	Medium	0.018904154639152678	https://leetcode.com/problems/number-of-dice-rolls-with-target-sum
421	9	Palindrome Number	48.4%	Easy	0.018837205580381582	https://leetcode.com/problems/palindrome-number
422	787	Cheapest Flights Within K Stops	39.3%	Medium	0.018824085245635554	https://leetcode.com/problems/cheapest-flights-within-k-stops
423	1008	Construct Binary Search Tree from Preorder Traversal	78.4%	Medium	0.01844220088035248	https://leetcode.com/problems/construct-binary-search-tree-from-preorder-traversal
424	136	Single Number	65.5%	Easy	0.017801666336826266	https://leetcode.com/problems/single-number
425	993	Cousins in Binary Tree	52.0%	Easy	0.017414458368636587	https://leetcode.com/problems/cousins-in-binary-tree
426	95	Unique Binary Search Trees II	40.6%	Medium	0.016856699181010838	https://leetcode.com/problems/unique-binary-search-trees-ii
427	191	Number of 1 Bits	49.8%	Easy	0.01673523624045844	https://leetcode.com/problems/number-of-1-bits
428	176	Second Highest Salary	31.6%	Easy	0.01655971603901838	https://leetcode.com/problems/second-highest-salary
429	299	Bulls and Cows	42.4%	Easy	0.016227536621756702	https://leetcode.com/problems/bulls-and-cows
430	938	Range Sum of BST	81.3%	Easy	0.015707129205357877	https://leetcode.com/problems/range-sum-of-bst
431	929	Unique Email Addresses	67.4%	Easy	0.01514033463141179	https://leetcode.com/problems/unique-email-addresses
432	217	Contains Duplicate	56.0%	Easy	0.015106027431013205	https://leetcode.com/problems/contains-duplicate
433	367	Valid Perfect Square	41.7%	Easy	0.014992784586141334	https://leetcode.com/problems/valid-perfect-square
434	106	Construct Binary Tree from Inorder and Postorder Traversal	47.2%	Medium	0.014538520789527288	https://leetcode.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal
435	107	Binary Tree Level Order Traversal II	53.5%	Easy	0.014395642075089957	https://leetcode.com/problems/binary-tree-level-order-traversal-ii
436	222	Count Complete Tree Nodes	46.8%	Medium	0.014015646388344492	https://leetcode.com/problems/count-complete-tree-nodes
437	144	Binary Tree Preorder Traversal	55.7%	Medium	0.013667638728663807	https://leetcode.com/problems/binary-tree-preorder-traversal
438	1192	Critical Connections in a Network	48.6%	Hard	0.01352742981715631	https://leetcode.com/problems/critical-connections-in-a-network
439	303	Range Sum Query - Immutable	44.7%	Easy	0.013240842236997532	https://leetcode.com/problems/range-sum-query-immutable
440	120	Triangle	44.2%	Medium	0.013236460625830901	https://leetcode.com/problems/triangle
441	496	Next Greater Element I	63.8%	Easy	0.013201511858535894	https://leetcode.com/problems/next-greater-element-i
442	219	Contains Duplicate II	37.7%	Easy	0.01276748910345265	https://leetcode.com/problems/contains-duplicate-ii
443	743	Network Delay Time	45.0%	Medium	0.012743084194281933	https://leetcode.com/problems/network-delay-time
444	213	House Robber II	36.5%	Medium	0.012654392210497564	https://leetcode.com/problems/house-robber-ii
445	50	Pow(x	n)	30.3%	Medium	0.01254502984008178	https://leetcode.com/problems/powx-n
446	437	Path Sum III	47.2%	Medium	0.012128711446614806	https://leetcode.com/problems/path-sum-iii
447	278	First Bad Version	35.7%	Easy	0.012090421323816148	https://leetcode.com/problems/first-bad-version
448	90	Subsets II	47.1%	Medium	0.011412392051744769	https://leetcode.com/problems/subsets-ii
449	494	Target Sum	46.3%	Medium	0.011062059705858562	https://leetcode.com/problems/target-sum
450	463	Island Perimeter	65.7%	Easy	0.010935046086198837	https://leetcode.com/problems/island-perimeter
451	338	Counting Bits	69.5%	Medium	0.01088446119842327	https://leetcode.com/problems/counting-bits
452	257	Binary Tree Paths	51.5%	Easy	0.010457611643958139	https://leetcode.com/problems/binary-tree-paths
453	211	Add and Search Word - Data structure design	38.1%	Medium	0.010438508143923443	https://leetcode.com/problems/add-and-search-word-data-structure-design
454	35	Search Insert Position	42.6%	Easy	0.010425207359624364	https://leetcode.com/problems/search-insert-position
455	414	Third Maximum Number	30.5%	Easy	0.010357420400453607	https://leetcode.com/problems/third-maximum-number
456	231	Power of Two	43.7%	Easy	0.0097371752778583	https://leetcode.com/problems/power-of-two
457	47	Permutations II	46.4%	Medium	0.009673594178378379	https://leetcode.com/problems/permutations-ii
458	96	Unique Binary Search Trees	52.9%	Medium	0.009242209964820877	https://leetcode.com/problems/unique-binary-search-trees
459	279	Perfect Squares	47.4%	Medium	0.009216655104924008	https://leetcode.com/problems/perfect-squares
460	1249	Minimum Remove to Make Valid Parentheses	62.5%	Medium	0.009195467093100304	https://leetcode.com/problems/minimum-remove-to-make-valid-parentheses
461	953	Verifying an Alien Dictionary	54.1%	Easy	0.007884921592696038	https://leetcode.com/problems/verifying-an-alien-dictionary
462	111	Minimum Depth of Binary Tree	37.4%	Easy	0.0066203485760693214	https://leetcode.com/problems/minimum-depth-of-binary-tree
463	100	Same Tree	53.4%	Easy	0.005620163024677507	https://leetcode.com/problems/same-tree
464	485	Max Consecutive Ones	54.6%	Easy	0.005314920829289628	https://leetcode.com/problems/max-consecutive-ones
465	1470	Shuffle the Array	88.9%	Easy	0.004527967890154029	https://leetcode.com/problems/shuffle-the-array
466	27	Remove Element	48.2%	Easy	0.0035524016043678225	https://leetcode.com/problems/remove-element
467	1344	Angle Between Hands of a Clock	61.4%	Medium	0.0019544616795205403	https://leetcode.com/problems/angle-between-hands-of-a-clock
468	67	Add Binary	45.2%	Easy	0.0016620272243229827	https://leetcode.com/problems/add-binary
469	203	Remove Linked List Elements	38.6%	Easy	0.0016237064659255223	https://leetcode.com/problems/remove-linked-list-elements