LeetCode-Questions-CompanyWise/facebook_2year.csv

1	301	Remove Invalid Parentheses	43.3%	Hard	4.335196687339778	https://leetcode.com/problems/remove-invalid-parentheses
2	953	Verifying an Alien Dictionary	54.1%	Easy	4.206922996096642	https://leetcode.com/problems/verifying-an-alien-dictionary
3	273	Integer to English Words	27.1%	Hard	4.078649304853506	https://leetcode.com/problems/integer-to-english-words
4	1249	Minimum Remove to Make Valid Parentheses	62.5%	Medium	3.9503756136103707	https://leetcode.com/problems/minimum-remove-to-make-valid-parentheses
5	238	Product of Array Except Self	60.1%	Medium	3.920816433231904	https://leetcode.com/problems/product-of-array-except-self
6	560	Subarray Sum Equals K	43.9%	Medium	3.902938675359258	https://leetcode.com/problems/subarray-sum-equals-k
7	973	K Closest Points to Origin	63.8%	Medium	3.837939583445208	https://leetcode.com/problems/k-closest-points-to-origin
8	680	Valid Palindrome II	36.6%	Easy	3.743691921282678	https://leetcode.com/problems/valid-palindrome-ii
9	297	Serialize and Deserialize Binary Tree	47.5%	Hard	3.615418230039542	https://leetcode.com/problems/serialize-and-deserialize-binary-tree
10	269	Alien Dictionary	33.3%	Hard	3.4871445387964064	https://leetcode.com/problems/alien-dictionary
11	158	Read N Characters Given Read4 II - Call multiple times	33.8%	Hard	3.434469283544648	https://leetcode.com/problems/read-n-characters-given-read4-ii-call-multiple-times
12	253	Meeting Rooms II	45.7%	Medium	3.427944872876946	https://leetcode.com/problems/meeting-rooms-ii
13	426	Convert Binary Search Tree to Sorted Doubly Linked List	59.1%	Medium	3.4110516539651776	https://leetcode.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list
14	124	Binary Tree Maximum Path Sum	34.3%	Hard	3.282777962722042	https://leetcode.com/problems/binary-tree-maximum-path-sum
15	438	Find All Anagrams in a String	43.3%	Medium	3.228312998479945	https://leetcode.com/problems/find-all-anagrams-in-a-string
16	125	Valid Palindrome	36.7%	Easy	3.16695362968713	https://leetcode.com/problems/valid-palindrome
17	282	Expression Add Operators	35.5%	Hard	3.161352879902371	https://leetcode.com/problems/expression-add-operators
18	278	First Bad Version	35.7%	Easy	3.141715385559214	https://leetcode.com/problems/first-bad-version
19	523	Continuous Subarray Sum	24.6%	Medium	3.134589355474442	https://leetcode.com/problems/continuous-subarray-sum
20	211	Add and Search Word - Data structure design	38.1%	Medium	3.1233998390837767	https://leetcode.com/problems/add-and-search-word-data-structure-design
21	67	Add Binary	45.2%	Easy	3.093426978305565	https://leetcode.com/problems/add-binary
22	173	Binary Search Tree Iterator	56.6%	Medium	3.085972660150353	https://leetcode.com/problems/binary-search-tree-iterator
23	415	Add Strings	47.5%	Easy	3.0354142430165405	https://leetcode.com/problems/add-strings
24	23	Merge k Sorted Lists	40.2%	Hard	3.012005317142122	https://leetcode.com/problems/merge-k-sorted-lists
25	199	Binary Tree Right Side View	54.1%	Medium	2.9712068716590117	https://leetcode.com/problems/binary-tree-right-side-view
26	76	Minimum Window Substring	34.6%	Hard	2.903027697620134	https://leetcode.com/problems/minimum-window-substring
27	65	Valid Number	15.3%	Hard	2.774754006376998	https://leetcode.com/problems/valid-number
28	215	Kth Largest Element in an Array	55.4%	Medium	2.6975027548980828	https://leetcode.com/problems/kth-largest-element-in-an-array
29	31	Next Permutation	32.6%	Medium	2.69746063524191	https://leetcode.com/problems/next-permutation
30	543	Diameter of Binary Tree	48.4%	Easy	2.6227083482028957	https://leetcode.com/problems/diameter-of-binary-tree
31	636	Exclusive Time of Functions	51.9%	Medium	2.6211064122306147	https://leetcode.com/problems/exclusive-time-of-functions
32	340	Longest Substring with At Most K Distinct Characters	44.1%	Hard	2.6205141399271614	https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters
33	785	Is Graph Bipartite?	47.5%	Medium	2.559938999523321	https://leetcode.com/problems/is-graph-bipartite
34	56	Merge Intervals	39.3%	Medium	2.5576573577289374	https://leetcode.com/problems/merge-intervals
35	314	Binary Tree Vertical Order Traversal	45.3%	Medium	2.550800170263845	https://leetcode.com/problems/binary-tree-vertical-order-traversal
36	689	Maximum Sum of 3 Non-Overlapping Subarrays	46.3%	Hard	2.51549898450556	https://leetcode.com/problems/maximum-sum-of-3-non-overlapping-subarrays
37	986	Interval List Intersections	67.3%	Medium	2.4093233466724615	https://leetcode.com/problems/interval-list-intersections
38	349	Intersection of Two Arrays	62.5%	Easy	2.369718253147033	https://leetcode.com/problems/intersection-of-two-arrays
39	721	Accounts Merge	48.8%	Medium	2.365752321622797	https://leetcode.com/problems/accounts-merge
40	133	Clone Graph	34.8%	Medium	2.3193152747996915	https://leetcode.com/problems/clone-graph
41	29	Divide Two Integers	16.4%	Medium	2.2326816570763848	https://leetcode.com/problems/divide-two-integers
42	88	Merge Sorted Array	39.4%	Easy	2.213966373450817	https://leetcode.com/problems/merge-sorted-array
43	896	Monotonic Array	57.9%	Easy	2.1852457458755925	https://leetcode.com/problems/monotonic-array
44	311	Sparse Matrix Multiplication	61.9%	Medium	2.157267013499234	https://leetcode.com/problems/sparse-matrix-multiplication
45	34	Find First and Last Position of Element in Sorted Array	36.2%	Medium	2.1199910717145767	https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array
46	270	Closest Binary Search Tree Value	48.5%	Easy	2.111207106216602	https://leetcode.com/problems/closest-binary-search-tree-value
47	236	Lowest Common Ancestor of a Binary Tree	45.7%	Medium	2.102577038080218	https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree
48	304	Range Sum Query 2D - Immutable	38.6%	Medium	2.090977201214256	https://leetcode.com/problems/range-sum-query-2d-immutable
49	98	Validate Binary Search Tree	27.8%	Medium	2.0891962855012602	https://leetcode.com/problems/validate-binary-search-tree
50	621	Task Scheduler	50.1%	Medium	2.042599452137005	https://leetcode.com/problems/task-scheduler
51	317	Shortest Distance from All Buildings	41.4%	Hard	2.01991943083028	https://leetcode.com/problems/shortest-distance-from-all-buildings
52	398	Random Pick Index	56.0%	Medium	2.008333871806795	https://leetcode.com/problems/random-pick-index
53	42	Trapping Rain Water	48.9%	Hard	1.9873336630842446	https://leetcode.com/problems/trapping-rain-water
54	157	Read N Characters Given Read4	34.2%	Easy	1.985241648938099	https://leetcode.com/problems/read-n-characters-given-read4
55	139	Word Break	40.1%	Medium	1.8922941949982255	https://leetcode.com/problems/word-break
56	146	LRU Cache	33.2%	Medium	1.8699827439738443	https://leetcode.com/problems/lru-cache
57	10	Regular Expression Matching	26.8%	Hard	1.8647592081270254	https://leetcode.com/problems/regular-expression-matching
58	71	Simplify Path	32.6%	Medium	1.8423694701144728	https://leetcode.com/problems/simplify-path
59	43	Multiply Strings	33.9%	Medium	1.8392290485002738	https://leetcode.com/problems/multiply-strings
60	708	Insert into a Sorted Circular Linked List	31.6%	Medium	1.8368993052205314	https://leetcode.com/problems/insert-into-a-sorted-circular-linked-list
61	15	3Sum	26.8%	Medium	1.8210457271059735	https://leetcode.com/problems/3sum
62	33	Search in Rotated Sorted Array	34.5%	Medium	1.820722356662543	https://leetcode.com/problems/search-in-rotated-sorted-array
63	958	Check Completeness of a Binary Tree	52.1%	Medium	1.783474417693948	https://leetcode.com/problems/check-completeness-of-a-binary-tree
64	938	Range Sum of BST	81.3%	Easy	1.7818897566437633	https://leetcode.com/problems/range-sum-of-bst
65	825	Friends Of Appropriate Ages	42.7%	Medium	1.7740301628140611	https://leetcode.com/problems/friends-of-appropriate-ages
66	1428	Leftmost Column with at Least a One	46.8%	Medium	1.7410939458816417	https://leetcode.com/problems/leftmost-column-with-at-least-a-one
67	143	Reorder List	37.1%	Medium	1.7332983469419634	https://leetcode.com/problems/reorder-list
68	824	Goat Latin	63.4%	Easy	1.732127219683092	https://leetcode.com/problems/goat-latin
69	286	Walls and Gates	54.5%	Medium	1.6650077635889111	https://leetcode.com/problems/walls-and-gates
70	987	Vertical Order Traversal of a Binary Tree	36.6%	Medium	1.6510344027543389	https://leetcode.com/problems/vertical-order-traversal-of-a-binary-tree
71	121	Best Time to Buy and Sell Stock	50.5%	Easy	1.6506540247828296	https://leetcode.com/problems/best-time-to-buy-and-sell-stock
72	277	Find the Celebrity	41.8%	Medium	1.6067213396798519	https://leetcode.com/problems/find-the-celebrity
73	528	Random Pick with Weight	43.9%	Medium	1.573847508711663	https://leetcode.com/problems/random-pick-with-weight
74	380	Insert Delete GetRandom O(1)	47.5%	Medium	1.5587288098338494	https://leetcode.com/problems/insert-delete-getrandom-o1
75	161	One Edit Distance	32.3%	Medium	1.5461666704459118	https://leetcode.com/problems/one-edit-distance
76	339	Nested List Weight Sum	74.0%	Easy	1.5339303599259553	https://leetcode.com/problems/nested-list-weight-sum
77	767	Reorganize String	48.7%	Medium	1.4877315278489756	https://leetcode.com/problems/reorganize-string
78	350	Intersection of Two Arrays II	51.4%	Easy	1.4808978669832478	https://leetcode.com/problems/intersection-of-two-arrays-ii
79	227	Basic Calculator II	36.9%	Medium	1.4808670150064625	https://leetcode.com/problems/basic-calculator-ii
80	246	Strobogrammatic Number	45.0%	Easy	1.460594327130399	https://leetcode.com/problems/strobogrammatic-number
81	91	Decode Ways	24.7%	Medium	1.459985348070545	https://leetcode.com/problems/decode-ways
82	670	Maximum Swap	43.6%	Medium	1.4565677885079338	https://leetcode.com/problems/maximum-swap
83	1	Two Sum	45.6%	Easy	1.4488825064262976	https://leetcode.com/problems/two-sum
84	162	Find Peak Element	43.3%	Medium	1.4410277421297353	https://leetcode.com/problems/find-peak-element
85	200	Number of Islands	46.8%	Medium	1.4234691396268788	https://leetcode.com/problems/number-of-islands
86	247	Strobogrammatic Number II	47.6%	Medium	1.4154036932554577	https://leetcode.com/problems/strobogrammatic-number-ii
87	249	Group Shifted Strings	55.1%	Medium	1.4075846503536702	https://leetcode.com/problems/group-shifted-strings
88	432	All O`one Data Structure	32.4%	Hard	1.389408935384036	https://leetcode.com/problems/all-oone-data-structure
89	138	Copy List with Random Pointer	36.4%	Medium	1.3877294433016032	https://leetcode.com/problems/copy-list-with-random-pointer
90	257	Binary Tree Paths	51.5%	Easy	1.3511913085572316	https://leetcode.com/problems/binary-tree-paths
91	498	Diagonal Traverse	48.2%	Medium	1.2592309745261798	https://leetcode.com/problems/diagonal-traverse
92	348	Design Tic-Tac-Toe	54.3%	Medium	1.238658362313826	https://leetcode.com/problems/design-tic-tac-toe
93	1060	Missing Element in Sorted Array	54.5%	Medium	1.2015522948374056	https://leetcode.com/problems/missing-element-in-sorted-array
94	463	Island Perimeter	65.7%	Easy	1.1974645909616073	https://leetcode.com/problems/island-perimeter
95	1197	Minimum Knight Moves	36.1%	Medium	1.1562032194143523	https://leetcode.com/problems/minimum-knight-moves
96	921	Minimum Add to Make Parentheses Valid	73.7%	Medium	1.1523660079764306	https://leetcode.com/problems/minimum-add-to-make-parentheses-valid
97	766	Toeplitz Matrix	65.1%	Easy	1.1255435578759945	https://leetcode.com/problems/toeplitz-matrix
98	20	Valid Parentheses	39.0%	Easy	1.1000699309983533	https://leetcode.com/problems/valid-parentheses
99	419	Battleships in a Board	70.0%	Medium	1.0742208355439504	https://leetcode.com/problems/battleships-in-a-board
100	109	Convert Sorted List to Binary Search Tree	47.7%	Medium	1.072828171512395	https://leetcode.com/problems/convert-sorted-list-to-binary-search-tree
101	863	All Nodes Distance K in Binary Tree	55.4%	Medium	1.0596708581592273	https://leetcode.com/problems/all-nodes-distance-k-in-binary-tree
102	658	Find K Closest Elements	40.9%	Medium	1.0461722557435686	https://leetcode.com/problems/find-k-closest-elements
103	536	Construct Binary Tree from String	48.3%	Medium	1.0281929964622412	https://leetcode.com/problems/construct-binary-tree-from-string
104	114	Flatten Binary Tree to Linked List	49.3%	Medium	1.019434258955927	https://leetcode.com/problems/flatten-binary-tree-to-linked-list
105	50	Pow(x	n)	30.3%	Medium	0.9999968664707609	https://leetcode.com/problems/powx-n
106	865	Smallest Subtree with all the Deepest Nodes	60.8%	Medium	0.9992659535205286	https://leetcode.com/problems/smallest-subtree-with-all-the-deepest-nodes
107	480	Sliding Window Median	37.2%	Hard	0.9861751440709843	https://leetcode.com/problems/sliding-window-median
108	283	Move Zeroes	57.8%	Easy	0.9799710505768641	https://leetcode.com/problems/move-zeroes
109	126	Word Ladder II	22.1%	Hard	0.9702767208990074	https://leetcode.com/problems/word-ladder-ii
110	329	Longest Increasing Path in a Matrix	43.4%	Hard	0.9678875215177066	https://leetcode.com/problems/longest-increasing-path-in-a-matrix
111	8	String to Integer (atoi)	15.4%	Medium	0.9542977106716032	https://leetcode.com/problems/string-to-integer-atoi
112	1123	Lowest Common Ancestor of Deepest Leaves	66.8%	Medium	0.9426391836226029	https://leetcode.com/problems/lowest-common-ancestor-of-deepest-leaves
113	674	Longest Continuous Increasing Subsequence	45.9%	Easy	0.937643856344724	https://leetcode.com/problems/longest-continuous-increasing-subsequence
114	32	Longest Valid Parentheses	28.4%	Hard	0.9348811561799546	https://leetcode.com/problems/longest-valid-parentheses
115	1004	Max Consecutive Ones III	59.1%	Medium	0.9227276214905304	https://leetcode.com/problems/max-consecutive-ones-iii
116	791	Custom Sort String	65.7%	Medium	0.9193484785821322	https://leetcode.com/problems/custom-sort-string
117	678	Valid Parenthesis String	31.0%	Medium	0.9043878930155473	https://leetcode.com/problems/valid-parenthesis-string
118	336	Palindrome Pairs	33.7%	Hard	0.8971409526507793	https://leetcode.com/problems/palindrome-pairs
119	3	Longest Substring Without Repeating Characters	30.4%	Medium	0.8953752760627052	https://leetcode.com/problems/longest-substring-without-repeating-characters
120	616	Add Bold Tag in String	43.1%	Medium	0.8724465334959766	https://leetcode.com/problems/add-bold-tag-in-string
121	647	Palindromic Substrings	60.6%	Medium	0.8682112403653768	https://leetcode.com/problems/palindromic-substrings
122	224	Basic Calculator	36.8%	Hard	0.8569364892249722	https://leetcode.com/problems/basic-calculator
123	494	Target Sum	46.3%	Medium	0.8526861460071543	https://leetcode.com/problems/target-sum
124	22	Generate Parentheses	62.7%	Medium	0.8495119409673674	https://leetcode.com/problems/generate-parentheses
125	1027	Longest Arithmetic Sequence	53.4%	Medium	0.832909122935104	https://leetcode.com/problems/longest-arithmetic-sequence
126	1026	Maximum Difference Between Node and Ancestor	66.0%	Medium	0.8326883967450455	https://leetcode.com/problems/maximum-difference-between-node-and-ancestor
127	341	Flatten Nested List Iterator	52.9%	Medium	0.8292610077755705	https://leetcode.com/problems/flatten-nested-list-iterator
128	1216	Valid Palindrome III	47.8%	Hard	0.8187244879431477	https://leetcode.com/problems/valid-palindrome-iii
129	452	Minimum Number of Arrows to Burst Balloons	49.6%	Medium	0.8171437319197754	https://leetcode.com/problems/minimum-number-of-arrows-to-burst-balloons
130	468	Validate IP Address	24.1%	Medium	0.8167611365271219	https://leetcode.com/problems/validate-ip-address
131	885	Spiral Matrix III	69.4%	Medium	0.7976598792954321	https://leetcode.com/problems/spiral-matrix-iii
132	378	Kth Smallest Element in a Sorted Matrix	54.3%	Medium	0.774853894374	https://leetcode.com/problems/kth-smallest-element-in-a-sorted-matrix
133	416	Partition Equal Subset Sum	43.7%	Medium	0.7672162050787574	https://leetcode.com/problems/partition-equal-subset-sum
134	489	Robot Room Cleaner	69.7%	Hard	0.7609230442143258	https://leetcode.com/problems/robot-room-cleaner
135	25	Reverse Nodes in k-Group	42.1%	Hard	0.7568915065003623	https://leetcode.com/problems/reverse-nodes-in-k-group
136	78	Subsets	62.0%	Medium	0.7567934361936809	https://leetcode.com/problems/subsets
137	449	Serialize and Deserialize BST	52.0%	Medium	0.7481106198504164	https://leetcode.com/problems/serialize-and-deserialize-bst
138	622	Design Circular Queue	43.8%	Medium	0.7481106198504164	https://leetcode.com/problems/design-circular-queue
139	567	Permutation in String	44.4%	Medium	0.736255715579399	https://leetcode.com/problems/permutation-in-string
140	266	Palindrome Permutation	61.9%	Easy	0.7234683742749072	https://leetcode.com/problems/palindrome-permutation
141	381	Insert Delete GetRandom O(1) - Duplicates allowed	34.1%	Hard	0.7223768188748837	https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allowed
142	772	Basic Calculator III	41.3%	Hard	0.7157652691477178	https://leetcode.com/problems/basic-calculator-iii
143	408	Valid Word Abbreviation	30.6%	Easy	0.682218110027755	https://leetcode.com/problems/valid-word-abbreviation
144	57	Insert Interval	33.5%	Hard	0.6699349836634878	https://leetcode.com/problems/insert-interval
145	540	Single Element in a Sorted Array	57.9%	Medium	0.6681029057556921	https://leetcode.com/problems/single-element-in-a-sorted-array
146	163	Missing Ranges	24.3%	Medium	0.6673264809382026	https://leetcode.com/problems/missing-ranges
147	325	Maximum Size Subarray Sum Equals k	46.8%	Medium	0.6580558607486752	https://leetcode.com/problems/maximum-size-subarray-sum-equals-k
148	529	Minesweeper	59.1%	Medium	0.6503908125743563	https://leetcode.com/problems/minesweeper
149	839	Similar String Groups	38.6%	Hard	0.6425949013971141	https://leetcode.com/problems/similar-string-groups
150	490	The Maze	51.4%	Medium	0.6350863559329611	https://leetcode.com/problems/the-maze
151	568	Maximum Vacation Days	40.8%	Hard	0.633385446017691	https://leetcode.com/problems/maximum-vacation-days
152	166	Fraction to Recurring Decimal	21.6%	Medium	0.6206038478805173	https://leetcode.com/problems/fraction-to-recurring-decimal
153	93	Restore IP Addresses	35.6%	Medium	0.6115646985544299	https://leetcode.com/problems/restore-ip-addresses
154	207	Course Schedule	43.1%	Medium	0.6103117404763498	https://leetcode.com/problems/course-schedule
155	251	Flatten 2D Vector	45.7%	Medium	0.6100265562802061	https://leetcode.com/problems/flatten-2d-vector
156	1094	Car Pooling	56.7%	Medium	0.6042711750233518	https://leetcode.com/problems/car-pooling
157	53	Maximum Subarray	46.5%	Easy	0.6015398665839413	https://leetcode.com/problems/maximum-subarray
158	2	Add Two Numbers	33.9%	Medium	0.5977271417553114	https://leetcode.com/problems/add-two-numbers
159	939	Minimum Area Rectangle	51.8%	Medium	0.5793532707737441	https://leetcode.com/problems/minimum-area-rectangle
160	332	Reconstruct Itinerary	36.7%	Medium	0.5760996776571121	https://leetcode.com/problems/reconstruct-itinerary
161	319	Bulb Switcher	45.4%	Medium	0.5639354490799391	https://leetcode.com/problems/bulb-switcher
162	692	Top K Frequent Words	51.8%	Medium	0.5621453229350715	https://leetcode.com/problems/top-k-frequent-words
163	347	Top K Frequent Elements	61.2%	Medium	0.5611438666741244	https://leetcode.com/problems/top-k-frequent-elements
164	935	Knight Dialer	45.2%	Medium	0.5465437063680699	https://leetcode.com/problems/knight-dialer
165	127	Word Ladder	29.6%	Medium	0.5455963628062589	https://leetcode.com/problems/word-ladder
166	963	Minimum Area Rectangle II	50.9%	Medium	0.5446366736089481	https://leetcode.com/problems/minimum-area-rectangle-ii
167	477	Total Hamming Distance	50.4%	Medium	0.5168845792337272	https://leetcode.com/problems/total-hamming-distance
168	248	Strobogrammatic Number III	39.6%	Hard	0.5138062519041285	https://leetcode.com/problems/strobogrammatic-number-iii
169	92	Reverse Linked List II	38.8%	Medium	0.5133381879018739	https://leetcode.com/problems/reverse-linked-list-ii
170	394	Decode String	50.0%	Medium	0.5093485186229775	https://leetcode.com/problems/decode-string
171	75	Sort Colors	47.3%	Medium	0.5079686937722695	https://leetcode.com/problems/sort-colors
172	140	Word Break II	32.6%	Hard	0.5015389381977866	https://leetcode.com/problems/word-break-ii
173	117	Populating Next Right Pointers in Each Node II	39.1%	Medium	0.4973329437215165	https://leetcode.com/problems/populating-next-right-pointers-in-each-node-ii
174	13	Roman to Integer	55.7%	Easy	0.48610209879675464	https://leetcode.com/problems/roman-to-integer
175	405	Convert a Number to Hexadecimal	43.9%	Easy	0.4744855160464951	https://leetcode.com/problems/convert-a-number-to-hexadecimal
176	844	Backspace String Compare	46.4%	Easy	0.46741819242485527	https://leetcode.com/problems/backspace-string-compare
177	934	Shortest Bridge	48.2%	Medium	0.46228336275033	https://leetcode.com/problems/shortest-bridge
178	691	Stickers to Spell Word	42.9%	Hard	0.4602156228795727	https://leetcode.com/problems/stickers-to-spell-word
179	5	Longest Palindromic Substring	29.5%	Medium	0.46006363834709674	https://leetcode.com/problems/longest-palindromic-substring
180	358	Rearrange String k Distance Apart	34.9%	Hard	0.4583075894825443	https://leetcode.com/problems/rearrange-string-k-distance-apart
181	1213	Intersection of Three Sorted Arrays	78.9%	Easy	0.45778473187961194	https://leetcode.com/problems/intersection-of-three-sorted-arrays
182	1269	Number of Ways to Stay in the Same Place After Some Steps	43.2%	Hard	0.4557571315683002	https://leetcode.com/problems/number-of-ways-to-stay-in-the-same-place-after-some-steps
183	428	Serialize and Deserialize N-ary Tree	59.4%	Hard	0.4508337131380154	https://leetcode.com/problems/serialize-and-deserialize-n-ary-tree
184	548	Split Array with Equal Sum	46.4%	Medium	0.448122872401898	https://leetcode.com/problems/split-array-with-equal-sum
185	977	Squares of a Sorted Array	72.1%	Easy	0.44558510189758965	https://leetcode.com/problems/squares-of-a-sorted-array
186	46	Permutations	63.5%	Medium	0.44390547933455826	https://leetcode.com/problems/permutations
187	387	First Unique Character in a String	53.4%	Easy	0.44127087243911367	https://leetcode.com/problems/first-unique-character-in-a-string
188	240	Search a 2D Matrix II	43.2%	Medium	0.438224237725094	https://leetcode.com/problems/search-a-2d-matrix-ii
189	695	Max Area of Island	62.7%	Medium	0.43140512911678014	https://leetcode.com/problems/max-area-of-island
190	17	Letter Combinations of a Phone Number	46.8%	Medium	0.42775086183255473	https://leetcode.com/problems/letter-combinations-of-a-phone-number
191	694	Number of Distinct Islands	56.0%	Medium	0.4274440148269396	https://leetcode.com/problems/number-of-distinct-islands
192	1233	Remove Sub-Folders from the Filesystem	59.5%	Medium	0.4243747624654565	https://leetcode.com/problems/remove-sub-folders-from-the-filesystem
193	239	Sliding Window Maximum	43.0%	Hard	0.4104750065235096	https://leetcode.com/problems/sliding-window-maximum
194	597	Friend Requests I: Overall Acceptance Rate	41.0%	Easy	0.39908695436741093	https://leetcode.com/problems/friend-requests-i-overall-acceptance-rate
195	364	Nested List Weight Sum II	62.8%	Medium	0.3968580334554196	https://leetcode.com/problems/nested-list-weight-sum-ii
196	742	Closest Leaf in a Binary Tree	43.6%	Medium	0.38378938262912404	https://leetcode.com/problems/closest-leaf-in-a-binary-tree
197	230	Kth Smallest Element in a BST	60.2%	Medium	0.37791604408658863	https://leetcode.com/problems/kth-smallest-element-in-a-bst
198	632	Smallest Range Covering Elements from K Lists	52.4%	Hard	0.37755631999108785	https://leetcode.com/problems/smallest-range-covering-elements-from-k-lists
199	875	Koko Eating Bananas	52.1%	Medium	0.37067899202274884	https://leetcode.com/problems/koko-eating-bananas
200	128	Longest Consecutive Sequence	45.1%	Hard	0.36849388991868803	https://leetcode.com/problems/longest-consecutive-sequence
201	1032	Stream of Characters	48.3%	Hard	0.35736199308977074	https://leetcode.com/problems/stream-of-characters
202	44	Wildcard Matching	24.7%	Hard	0.34881383996175425	https://leetcode.com/problems/wildcard-matching
203	116	Populating Next Right Pointers in Each Node	45.2%	Medium	0.34657253966731805	https://leetcode.com/problems/populating-next-right-pointers-in-each-node
204	39	Combination Sum	56.1%	Medium	0.34653485590252786	https://leetcode.com/problems/combination-sum
205	21	Merge Two Sorted Lists	53.5%	Easy	0.34463115505721625	https://leetcode.com/problems/merge-two-sorted-lists
206	855	Exam Room	43.1%	Medium	0.34442921752179523	https://leetcode.com/problems/exam-room
207	105	Construct Binary Tree from Preorder and Inorder Traversal	48.8%	Medium	0.3420203241032511	https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal
208	334	Increasing Triplet Subsequence	40.0%	Medium	0.33981980987317617	https://leetcode.com/problems/increasing-triplet-subsequence
209	102	Binary Tree Level Order Traversal	54.6%	Medium	0.3378514215595053	https://leetcode.com/problems/binary-tree-level-order-traversal
210	400	Nth Digit	31.7%	Medium	0.33647223662121295	https://leetcode.com/problems/nth-digit
211	73	Set Matrix Zeroes	43.1%	Medium	0.3336019272255533	https://leetcode.com/problems/set-matrix-zeroes
212	515	Find Largest Value in Each Tree Row	61.1%	Medium	0.32956374627740126	https://leetcode.com/problems/find-largest-value-in-each-tree-row
213	333	Largest BST Subtree	35.8%	Medium	0.32931497055013925	https://leetcode.com/problems/largest-bst-subtree
214	827	Making A Large Island	45.7%	Hard	0.32879599515977564	https://leetcode.com/problems/making-a-large-island
215	295	Find Median from Data Stream	44.3%	Hard	0.32347449067924283	https://leetcode.com/problems/find-median-from-data-stream
216	137	Single Number II	52.4%	Medium	0.32305590883561364	https://leetcode.com/problems/single-number-ii
217	549	Binary Tree Longest Consecutive Sequence II	47.0%	Medium	0.31383478526224007	https://leetcode.com/problems/binary-tree-longest-consecutive-sequence-ii
218	1242	Web Crawler Multithreaded	45.9%	Medium	0.30961714931803663	https://leetcode.com/problems/web-crawler-multithreaded
219	285	Inorder Successor in BST	40.4%	Medium	0.3084972403983375	https://leetcode.com/problems/inorder-successor-in-bst
220	346	Moving Average from Data Stream	70.9%	Easy	0.3081922191359908	https://leetcode.com/problems/moving-average-from-data-stream
221	614	Second Degree Follower	30.3%	Medium	0.3030501026800949	https://leetcode.com/problems/second-degree-follower
222	564	Find the Closest Palindrome	19.7%	Hard	0.3007541540191337	https://leetcode.com/problems/find-the-closest-palindrome
223	1245	Tree Diameter	60.1%	Medium	0.29849298855599654	https://leetcode.com/problems/tree-diameter
224	936	Stamping The Sequence	42.8%	Hard	0.2972515234679316	https://leetcode.com/problems/stamping-the-sequence
225	51	N-Queens	46.6%	Hard	0.28871459706597014	https://leetcode.com/problems/n-queens
226	1424	Diagonal Traverse II	42.4%	Medium	0.28406186115878557	https://leetcode.com/problems/diagonal-traverse-ii
227	111	Minimum Depth of Binary Tree	37.4%	Easy	0.2817695765670001	https://leetcode.com/problems/minimum-depth-of-binary-tree
228	430	Flatten a Multilevel Doubly Linked List	55.1%	Medium	0.2782260520687776	https://leetcode.com/problems/flatten-a-multilevel-doubly-linked-list
229	129	Sum Root to Leaf Numbers	49.1%	Medium	0.27802016154004405	https://leetcode.com/problems/sum-root-to-leaf-numbers
230	399	Evaluate Division	51.6%	Medium	0.27239954676797734	https://leetcode.com/problems/evaluate-division
231	214	Shortest Palindrome	29.8%	Hard	0.2723477084516743	https://leetcode.com/problems/shortest-palindrome
232	49	Group Anagrams	56.9%	Medium	0.2690483662746409	https://leetcode.com/problems/group-anagrams
233	300	Longest Increasing Subsequence	42.6%	Medium	0.25998614206252363	https://leetcode.com/problems/longest-increasing-subsequence
234	663	Equal Tree Partition	39.5%	Medium	0.2578291093020998	https://leetcode.com/problems/equal-tree-partition
235	609	Find Duplicate File in System	59.5%	Medium	0.25388017696233983	https://leetcode.com/problems/find-duplicate-file-in-system
236	206	Reverse Linked List	62.5%	Easy	0.24955592841391872	https://leetcode.com/problems/reverse-linked-list
237	703	Kth Largest Element in a Stream	49.7%	Easy	0.24952447488654275	https://leetcode.com/problems/kth-largest-element-in-a-stream
238	724	Find Pivot Index	44.0%	Easy	0.2487542034447554	https://leetcode.com/problems/find-pivot-index
239	54	Spiral Matrix	34.1%	Medium	0.2464878617937269	https://leetcode.com/problems/spiral-matrix
240	19	Remove Nth Node From End of List	35.2%	Medium	0.24535686887589467	https://leetcode.com/problems/remove-nth-node-from-end-of-list
241	208	Implement Trie (Prefix Tree)	49.4%	Medium	0.24427699389743987	https://leetcode.com/problems/implement-trie-prefix-tree
242	308	Range Sum Query 2D - Mutable	35.6%	Hard	0.24116205681688807	https://leetcode.com/problems/range-sum-query-2d-mutable
243	296	Best Meeting Point	57.5%	Hard	0.23670108287626285	https://leetcode.com/problems/best-meeting-point
244	26	Remove Duplicates from Sorted Array	45.1%	Easy	0.2297722482453755	https://leetcode.com/problems/remove-duplicates-from-sorted-array
245	291	Word Pattern II	43.4%	Hard	0.22825865198098017	https://leetcode.com/problems/word-pattern-ii
246	305	Number of Islands II	40.1%	Hard	0.22128423872402644	https://leetcode.com/problems/number-of-islands-ii
247	212	Word Search II	34.9%	Hard	0.22101415243595443	https://leetcode.com/problems/word-search-ii
248	393	UTF-8 Validation	37.5%	Medium	0.2166710368085923	https://leetcode.com/problems/utf-8-validation
249	40	Combination Sum II	48.2%	Medium	0.21560801183996	https://leetcode.com/problems/combination-sum-ii
250	79	Word Search	35.6%	Medium	0.21504688290625537	https://leetcode.com/problems/word-search
251	81	Search in Rotated Sorted Array II	33.0%	Medium	0.21357410029805904	https://leetcode.com/problems/search-in-rotated-sorted-array-ii
252	74	Search a 2D Matrix	36.5%	Medium	0.2107726489416756	https://leetcode.com/problems/search-a-2d-matrix
253	1053	Previous Permutation With One Swap	48.5%	Medium	0.20909179785855941	https://leetcode.com/problems/previous-permutation-with-one-swap
254	218	The Skyline Problem	34.6%	Hard	0.20884831112738325	https://leetcode.com/problems/the-skyline-problem
255	1008	Construct Binary Search Tree from Preorder Traversal	78.4%	Medium	0.2053974398608136	https://leetcode.com/problems/construct-binary-search-tree-from-preorder-traversal
256	37	Sudoku Solver	43.6%	Hard	0.20309089276282075	https://leetcode.com/problems/sudoku-solver
257	983	Minimum Cost For Tickets	60.5%	Medium	0.2028261131996316	https://leetcode.com/problems/minimum-cost-for-tickets
258	443	String Compression	41.3%	Easy	0.2021974133159511	https://leetcode.com/problems/string-compression
259	4	Median of Two Sorted Arrays	29.6%	Hard	0.19869709834201	https://leetcode.com/problems/median-of-two-sorted-arrays
260	352	Data Stream as Disjoint Intervals	47.3%	Hard	0.1980128865886302	https://leetcode.com/problems/data-stream-as-disjoint-intervals
261	637	Average of Levels in Binary Tree	63.1%	Easy	0.1972664368553499	https://leetcode.com/problems/average-of-levels-in-binary-tree
262	794	Valid Tic-Tac-Toe State	32.6%	Medium	0.19671029424605424	https://leetcode.com/problems/valid-tic-tac-toe-state
263	252	Meeting Rooms	54.6%	Easy	0.19259310711578434	https://leetcode.com/problems/meeting-rooms
264	272	Closest Binary Search Tree Value II	50.5%	Hard	0.1920777317393193	https://leetcode.com/problems/closest-binary-search-tree-value-ii
265	160	Intersection of Two Linked Lists	40.6%	Easy	0.18862763579294656	https://leetcode.com/problems/intersection-of-two-linked-lists
266	235	Lowest Common Ancestor of a Binary Search Tree	49.9%	Easy	0.18753347368046405	https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree
267	242	Valid Anagram	56.9%	Easy	0.18562894775162106	https://leetcode.com/problems/valid-anagram
268	852	Peak Index in a Mountain Array	71.6%	Easy	0.18496356625679328	https://leetcode.com/problems/peak-index-in-a-mountain-array
269	969	Pancake Sorting	67.5%	Medium	0.18336922582639836	https://leetcode.com/problems/pancake-sorting
270	1091	Shortest Path in Binary Matrix	38.2%	Medium	0.18312509239363786	https://leetcode.com/problems/shortest-path-in-binary-matrix
271	323	Number of Connected Components in an Undirected Graph	56.0%	Medium	0.18178978331691914	https://leetcode.com/problems/number-of-connected-components-in-an-undirected-graph
272	759	Employee Free Time	66.3%	Hard	0.1816986978513639	https://leetcode.com/problems/employee-free-time
273	388	Longest Absolute File Path	41.8%	Medium	0.18128582392042256	https://leetcode.com/problems/longest-absolute-file-path
274	445	Add Two Numbers II	54.5%	Medium	0.1810800917058897	https://leetcode.com/problems/add-two-numbers-ii
275	641	Design Circular Deque	52.7%	Medium	0.1769307081590782	https://leetcode.com/problems/design-circular-deque
276	556	Next Greater Element III	31.7%	Medium	0.1753110123077373	https://leetcode.com/problems/next-greater-element-iii
277	24	Swap Nodes in Pairs	50.4%	Medium	0.1729418749687828	https://leetcode.com/problems/swap-nodes-in-pairs
278	223	Rectangle Area	37.8%	Medium	0.172469260350943	https://leetcode.com/problems/rectangle-area
279	442	Find All Duplicates in an Array	67.8%	Medium	0.17219015650505717	https://leetcode.com/problems/find-all-duplicates-in-an-array
280	843	Guess the Word	46.1%	Hard	0.17062551703076334	https://leetcode.com/problems/guess-the-word
281	136	Single Number	65.5%	Easy	0.16883202978332956	https://leetcode.com/problems/single-number
282	148	Sort List	42.3%	Medium	0.16575313044672194	https://leetcode.com/problems/sort-list
283	280	Wiggle Sort	63.8%	Medium	0.16413412381144152	https://leetcode.com/problems/wiggle-sort
284	642	Design Search Autocomplete System	44.7%	Hard	0.16312782492496253	https://leetcode.com/problems/design-search-autocomplete-system
285	435	Non-overlapping Intervals	42.9%	Medium	0.16281358156492662	https://leetcode.com/problems/non-overlapping-intervals
286	503	Next Greater Element II	56.5%	Medium	0.15815434954605545	https://leetcode.com/problems/next-greater-element-ii
287	209	Minimum Size Subarray Sum	38.2%	Medium	0.1579457507958099	https://leetcode.com/problems/minimum-size-subarray-sum
288	189	Rotate Array	34.7%	Easy	0.1575195768933631	https://leetcode.com/problems/rotate-array
289	414	Third Maximum Number	30.5%	Easy	0.15407631103237035	https://leetcode.com/problems/third-maximum-number
290	505	The Maze II	47.7%	Medium	0.15388658369473163	https://leetcode.com/problems/the-maze-ii
291	122	Best Time to Buy and Sell Stock II	57.0%	Easy	0.1524210743225689	https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii
292	403	Frog Jump	39.7%	Hard	0.1519909531790461	https://leetcode.com/problems/frog-jump
293	676	Implement Magic Dictionary	54.5%	Medium	0.15104025741286586	https://leetcode.com/problems/implement-magic-dictionary
294	14	Longest Common Prefix	35.4%	Easy	0.15097420446868728	https://leetcode.com/problems/longest-common-prefix
295	602	Friend Requests II: Who Has the Most Friends	53.4%	Medium	0.14928324354899083	https://leetcode.com/problems/friend-requests-ii-who-has-the-most-friends
296	478	Generate Random Point in a Circle	38.5%	Medium	0.14897379164772453	https://leetcode.com/problems/generate-random-point-in-a-circle
297	360	Sort Transformed Array	48.8%	Medium	0.14624550032014502	https://leetcode.com/problems/sort-transformed-array
298	688	Knight Probability in Chessboard	48.9%	Medium	0.14465605390747982	https://leetcode.com/problems/knight-probability-in-chessboard
299	328	Odd Even Linked List	55.7%	Medium	0.14442996827561513	https://leetcode.com/problems/odd-even-linked-list
300	145	Binary Tree Postorder Traversal	55.0%	Hard	0.14214495289159543	https://leetcode.com/problems/binary-tree-postorder-traversal
301	298	Binary Tree Longest Consecutive Sequence	47.1%	Medium	0.14107859825990554	https://leetcode.com/problems/binary-tree-longest-consecutive-sequence
302	554	Brick Wall	50.0%	Medium	0.1384696742651052	https://leetcode.com/problems/brick-wall
303	1209	Remove All Adjacent Duplicates in String II	56.9%	Medium	0.13712574822724946	https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string-ii
304	730	Count Different Palindromic Subsequences	41.8%	Hard	0.13133600206108695	https://leetcode.com/problems/count-different-palindromic-subsequences
305	62	Unique Paths	54.1%	Medium	0.1311257686834479	https://leetcode.com/problems/unique-paths
306	491	Increasing Subsequences	46.1%	Medium	0.12729023761403105	https://leetcode.com/problems/increasing-subsequences
307	11	Container With Most Water	50.8%	Medium	0.12204972242194584	https://leetcode.com/problems/container-with-most-water
308	1146	Snapshot Array	37.0%	Medium	0.12154546954921416	https://leetcode.com/problems/snapshot-array
309	446	Arithmetic Slices II - Subsequence	32.7%	Hard	0.12099331128663167	https://leetcode.com/problems/arithmetic-slices-ii-subsequence
310	228	Summary Ranges	39.5%	Medium	0.1207191114343526	https://leetcode.com/problems/summary-ranges
311	48	Rotate Image	56.7%	Medium	0.12019250461315692	https://leetcode.com/problems/rotate-image
312	848	Shifting Letters	44.6%	Medium	0.11918851726511835	https://leetcode.com/problems/shifting-letters
313	1439	Find the Kth Smallest Sum of a Matrix With Sorted Rows	59.5%	Hard	0.11918851726511835	https://leetcode.com/problems/find-the-kth-smallest-sum-of-a-matrix-with-sorted-rows
314	345	Reverse Vowels of a String	44.2%	Easy	0.11903069645453873	https://leetcode.com/problems/reverse-vowels-of-a-string
315	284	Peeking Iterator	45.7%	Medium	0.11901099827011974	https://leetcode.com/problems/peeking-iterator
316	55	Jump Game	34.6%	Medium	0.11856598966987188	https://leetcode.com/problems/jump-game
317	776	Split BST	55.8%	Medium	0.11641035184441127	https://leetcode.com/problems/split-bst
318	1275	Find Winner on a Tic Tac Toe Game	52.8%	Easy	0.11536465479210183	https://leetcode.com/problems/find-winner-on-a-tic-tac-toe-game
319	94	Binary Tree Inorder Traversal	63.3%	Medium	0.11421050106466335	https://leetcode.com/problems/binary-tree-inorder-traversal
320	496	Next Greater Element I	63.8%	Easy	0.112972665603486	https://leetcode.com/problems/next-greater-element-i
321	1047	Remove All Adjacent Duplicates In String	68.6%	Easy	0.11181352460393465	https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string
322	655	Print Binary Tree	55.0%	Medium	0.11153609770197609	https://leetcode.com/problems/print-binary-tree
323	324	Wiggle Sort II	29.9%	Medium	0.11122563511022437	https://leetcode.com/problems/wiggle-sort-ii
324	382	Linked List Random Node	52.1%	Medium	0.11013564249600598	https://leetcode.com/problems/linked-list-random-node
325	153	Find Minimum in Rotated Sorted Array	45.1%	Medium	0.10780343710200306	https://leetcode.com/problems/find-minimum-in-rotated-sorted-array
326	889	Construct Binary Tree from Preorder and Postorder Traversal	66.2%	Medium	0.10711776476069794	https://leetcode.com/problems/construct-binary-tree-from-preorder-and-postorder-traversal
327	966	Vowel Spellchecker	47.2%	Medium	0.10676797542570607	https://leetcode.com/problems/vowel-spellchecker
328	593	Valid Square	43.1%	Medium	0.10635752471349488	https://leetcode.com/problems/valid-square
329	392	Is Subsequence	49.2%	Easy	0.1060222459926442	https://leetcode.com/problems/is-subsequence
330	547	Friend Circles	58.6%	Medium	0.10502210097355241	https://leetcode.com/problems/friend-circles
331	773	Sliding Puzzle	59.3%	Hard	0.10294796925244239	https://leetcode.com/problems/sliding-puzzle
332	192	Word Frequency	25.8%	Medium	0.10186917331721722	https://leetcode.com/problems/word-frequency
333	1411	Number of Ways to Paint N × 3 Grid	61.1%	Hard	0.10135249426028749	https://leetcode.com/problems/number-of-ways-to-paint-n-3-grid
334	373	Find K Pairs with Smallest Sums	36.7%	Medium	0.10116008943995318	https://leetcode.com/problems/find-k-pairs-with-smallest-sums
335	417	Pacific Atlantic Water Flow	41.1%	Medium	0.10008345855698253	https://leetcode.com/problems/pacific-atlantic-water-flow
336	862	Shortest Subarray with Sum at Least K	24.6%	Hard	0.09793753498670578	https://leetcode.com/problems/shortest-subarray-with-sum-at-least-k
337	752	Open the Lock	51.8%	Medium	0.09491410658218381	https://leetcode.com/problems/open-the-lock
338	716	Max Stack	42.6%	Easy	0.09362342046209744	https://leetcode.com/problems/max-stack
339	395	Longest Substring with At Least K Repeating Characters	41.4%	Medium	0.09358079943969791	https://leetcode.com/problems/longest-substring-with-at-least-k-repeating-characters
340	1062	Longest Repeating Substring	57.2%	Medium	0.09201889872025212	https://leetcode.com/problems/longest-repeating-substring
341	1077	Project Employees III	75.6%	Medium	0.0907652093142671	https://leetcode.com/problems/project-employees-iii
342	1132	Reported Posts II	34.4%	Medium	0.0903548750399561	https://leetcode.com/problems/reported-posts-ii
343	995	Minimum Number of K Consecutive Bit Flips	46.8%	Hard	0.08894748601649616	https://leetcode.com/problems/minimum-number-of-k-consecutive-bit-flips
344	918	Maximum Sum Circular Subarray	33.7%	Medium	0.08881573371064024	https://leetcode.com/problems/maximum-sum-circular-subarray
345	16	3Sum Closest	46.0%	Medium	0.08850538159227012	https://leetcode.com/problems/3sum-closest
346	788	Rotated Digits	57.1%	Easy	0.08743429938967429	https://leetcode.com/problems/rotated-digits
347	981	Time Based Key-Value Store	53.1%	Medium	0.08621383525234454	https://leetcode.com/problems/time-based-key-value-store
348	1113	Reported Posts	64.1%	Easy	0.08552217343816201	https://leetcode.com/problems/reported-posts
349	916	Word Subsets	47.8%	Medium	0.08479653666007693	https://leetcode.com/problems/word-subsets
350	112	Path Sum	41.2%	Easy	0.08411629031776988	https://leetcode.com/problems/path-sum
351	151	Reverse Words in a String	21.9%	Medium	0.08300917461476963	https://leetcode.com/problems/reverse-words-in-a-string
352	550	Game Play Analysis IV	45.3%	Medium	0.08286311601350513	https://leetcode.com/problems/game-play-analysis-iv
353	101	Symmetric Tree	46.8%	Easy	0.08184524810424337	https://leetcode.com/problems/symmetric-tree
354	962	Maximum Width Ramp	45.4%	Medium	0.08184524810424337	https://leetcode.com/problems/maximum-width-ramp
355	884	Uncommon Words from Two Sentences	63.3%	Easy	0.07990051073053109	https://leetcode.com/problems/uncommon-words-from-two-sentences
356	250	Count Univalue Subtrees	52.0%	Medium	0.07975881838845024	https://leetcode.com/problems/count-univalue-subtrees
357	66	Plus One	43.0%	Easy	0.07852093407377625	https://leetcode.com/problems/plus-one
358	1003	Check If Word Is Valid After Substitutions	55.3%	Medium	0.07847161544149522	https://leetcode.com/problems/check-if-word-is-valid-after-substitutions
359	1254	Number of Closed Islands	60.5%	Medium	0.07796154146971186	https://leetcode.com/problems/number-of-closed-islands
360	210	Course Schedule II	40.7%	Medium	0.07762595476606639	https://leetcode.com/problems/course-schedule-ii
361	28	Implement strStr()	34.5%	Easy	0.07696835778992991	https://leetcode.com/problems/implement-strstr
362	1055	Shortest Way to Form String	56.9%	Medium	0.07681317776161672	https://leetcode.com/problems/shortest-way-to-form-string
363	778	Swim in Rising Water	53.1%	Hard	0.07651914983419623	https://leetcode.com/problems/swim-in-rising-water
364	7	Reverse Integer	25.8%	Easy	0.0757666422410048	https://leetcode.com/problems/reverse-integer
365	886	Possible Bipartition	44.2%	Medium	0.0751605712416521	https://leetcode.com/problems/possible-bipartition
366	639	Decode Ways II	26.6%	Hard	0.07424558998921052	https://leetcode.com/problems/decode-ways-ii
367	363	Max Sum of Rectangle No Larger Than K	37.3%	Hard	0.07410797215372188	https://leetcode.com/problems/max-sum-of-rectangle-no-larger-than-k
368	437	Path Sum III	47.2%	Medium	0.07349765782290693	https://leetcode.com/problems/path-sum-iii
369	1057	Campus Bikes	57.7%	Medium	0.07107786641655695	https://leetcode.com/problems/campus-bikes
370	723	Candy Crush	69.2%	Medium	0.06828590786613152	https://leetcode.com/problems/candy-crush
371	168	Excel Sheet Column Title	31.1%	Easy	0.0676504718923617	https://leetcode.com/problems/excel-sheet-column-title
372	338	Counting Bits	69.5%	Medium	0.06616169008990747	https://leetcode.com/problems/counting-bits
373	662	Maximum Width of Binary Tree	41.0%	Medium	0.06560589270959301	https://leetcode.com/problems/maximum-width-of-binary-tree
374	178	Rank Scores	45.8%	Medium	0.06551667145414991	https://leetcode.com/problems/rank-scores
375	191	Number of 1 Bits	49.8%	Easy	0.06532341835047967	https://leetcode.com/problems/number-of-1-bits
376	1142	User Activity for the Past 30 Days II	34.5%	Easy	0.06443452238546246	https://leetcode.com/problems/user-activity-for-the-past-30-days-ii
377	1108	Defanging an IP Address	87.5%	Easy	0.06413595621854226	https://leetcode.com/problems/defanging-an-ip-address
378	726	Number of Atoms	49.0%	Hard	0.06371581438610768	https://leetcode.com/problems/number-of-atoms
379	572	Subtree of Another Tree	44.1%	Easy	0.0636184974149243	https://leetcode.com/problems/subtree-of-another-tree
380	36	Valid Sudoku	48.7%	Medium	0.06350219850936348	https://leetcode.com/problems/valid-sudoku
381	68	Text Justification	27.7%	Hard	0.06116036187169583	https://leetcode.com/problems/text-justification
382	353	Design Snake Game	34.2%	Medium	0.06053284922884233	https://leetcode.com/problems/design-snake-game
383	159	Longest Substring with At Most Two Distinct Characters	49.4%	Medium	0.060138358738533404	https://leetcode.com/problems/longest-substring-with-at-most-two-distinct-characters
384	47	Permutations II	46.4%	Medium	0.05897935516253239	https://leetcode.com/problems/permutations-ii
385	516	Longest Palindromic Subsequence	53.2%	Medium	0.058432099871092734	https://leetcode.com/problems/longest-palindromic-subsequence
386	1305	All Elements in Two Binary Search Trees	76.1%	Medium	0.05819353408024827	https://leetcode.com/problems/all-elements-in-two-binary-search-trees
387	410	Split Array Largest Sum	44.5%	Hard	0.05715841383994861	https://leetcode.com/problems/split-array-largest-sum
388	312	Burst Balloons	51.8%	Hard	0.056547726798068784	https://leetcode.com/problems/burst-balloons
389	41	First Missing Positive	32.0%	Hard	0.056273635982108605	https://leetcode.com/problems/first-missing-positive
390	679	24 Game	46.4%	Hard	0.05341723749698583	https://leetcode.com/problems/24-game
391	303	Range Sum Query - Immutable	44.7%	Easy	0.05194286677525062	https://leetcode.com/problems/range-sum-query-immutable
392	99	Recover Binary Search Tree	39.7%	Hard	0.051264071283762605	https://leetcode.com/problems/recover-binary-search-tree
393	681	Next Closest Time	45.0%	Medium	0.05045206096038863	https://leetcode.com/problems/next-closest-time
394	792	Number of Matching Subsequences	47.4%	Medium	0.04976150955906385	https://leetcode.com/problems/number-of-matching-subsequences
395	181	Employees Earning More Than Their Managers	56.9%	Easy	0.04954573655142984	https://leetcode.com/problems/employees-earning-more-than-their-managers
396	307	Range Sum Query - Mutable	34.6%	Medium	0.04935211978972769	https://leetcode.com/problems/range-sum-query-mutable
397	407	Trapping Rain Water II	42.4%	Hard	0.04797082778602956	https://leetcode.com/problems/trapping-rain-water-ii
398	1019	Next Greater Node In Linked List	57.4%	Medium	0.04795804429616222	https://leetcode.com/problems/next-greater-node-in-linked-list
399	6	ZigZag Conversion	36.3%	Medium	0.04724990737071425	https://leetcode.com/problems/zigzag-conversion
400	698	Partition to K Equal Sum Subsets	45.0%	Medium	0.04685917114094188	https://leetcode.com/problems/partition-to-k-equal-sum-subsets
401	654	Maximum Binary Tree	79.9%	Medium	0.045786227004095396	https://leetcode.com/problems/maximum-binary-tree
402	176	Second Highest Salary	31.6%	Easy	0.045338680589061736	https://leetcode.com/problems/second-highest-salary
403	90	Subsets II	47.1%	Medium	0.044888321248134265	https://leetcode.com/problems/subsets-ii
404	123	Best Time to Buy and Sell Stock III	37.5%	Hard	0.04430403389889214	https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iii
405	525	Contiguous Array	42.8%	Medium	0.04390949261556855	https://leetcode.com/problems/contiguous-array
406	509	Fibonacci Number	67.2%	Easy	0.04365218172593638	https://leetcode.com/problems/fibonacci-number
407	1498	Number of Subsequences That Satisfy the Given Sum Condition	36.7%	Medium	0.04334372921647208	https://leetcode.com/problems/number-of-subsequences-that-satisfy-the-given-sum-condition
408	821	Shortest Distance to a Character	66.9%	Easy	0.043110123653728516	https://leetcode.com/problems/shortest-distance-to-a-character
409	611	Valid Triangle Number	48.4%	Medium	0.04255961441879593	https://leetcode.com/problems/valid-triangle-number
410	669	Trim a Binary Search Tree	63.0%	Easy	0.04255961441879593	https://leetcode.com/problems/trim-a-binary-search-tree
411	787	Cheapest Flights Within K Stops	39.3%	Medium	0.04186657939278993	https://leetcode.com/problems/cheapest-flights-within-k-stops
412	450	Delete Node in a BST	43.1%	Medium	0.041233509462184105	https://leetcode.com/problems/delete-node-in-a-bst
413	1219	Path with Maximum Gold	65.1%	Medium	0.04111576039097048	https://leetcode.com/problems/path-with-maximum-gold
414	652	Find Duplicate Subtrees	50.2%	Medium	0.040573516447166516	https://leetcode.com/problems/find-duplicate-subtrees
415	686	Repeated String Match	32.3%	Easy	0.03984590854719967	https://leetcode.com/problems/repeated-string-match
416	406	Queue Reconstruction by Height	66.9%	Medium	0.03949613834265583	https://leetcode.com/problems/queue-reconstruction-by-height
417	344	Reverse String	68.5%	Easy	0.0393340697038369	https://leetcode.com/problems/reverse-string
418	706	Design HashMap	61.3%	Easy	0.039016652342451774	https://leetcode.com/problems/design-hashmap
419	872	Leaf-Similar Trees	64.5%	Easy	0.03899974309382511	https://leetcode.com/problems/leaf-similar-trees
420	18	4Sum	33.7%	Medium	0.03880215185647971	https://leetcode.com/problems/4sum
421	241	Different Ways to Add Parentheses	55.2%	Medium	0.03880215185647971	https://leetcode.com/problems/different-ways-to-add-parentheses
422	402	Remove K Digits	28.4%	Medium	0.03755134565213245	https://leetcode.com/problems/remove-k-digits
423	1031	Maximum Sum of Two Non-Overlapping Subarrays	57.9%	Medium	0.03711000965123125	https://leetcode.com/problems/maximum-sum-of-two-non-overlapping-subarrays
424	646	Maximum Length of Pair Chain	51.9%	Medium	0.036870535808327706	https://leetcode.com/problems/maximum-length-of-pair-chain
425	628	Maximum Product of Three Numbers	47.1%	Easy	0.03681397312271631	https://leetcode.com/problems/maximum-product-of-three-numbers
426	376	Wiggle Subsequence	39.6%	Medium	0.03666771919188123	https://leetcode.com/problems/wiggle-subsequence
427	887	Super Egg Drop	27.1%	Hard	0.03660060864484636	https://leetcode.com/problems/super-egg-drop
428	9	Palindrome Number	48.4%	Easy	0.03659309116122965	https://leetcode.com/problems/palindrome-number
429	673	Number of Longest Increasing Subsequence	35.7%	Medium	0.036467121912812143	https://leetcode.com/problems/number-of-longest-increasing-subsequence
430	152	Maximum Product Subarray	31.7%	Medium	0.034438665054543384	https://leetcode.com/problems/maximum-product-subarray
431	63	Unique Paths II	34.6%	Medium	0.03440459729940371	https://leetcode.com/problems/unique-paths-ii
432	108	Convert Sorted Array to Binary Search Tree	57.9%	Easy	0.03421710570764629	https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree
433	103	Binary Tree Zigzag Level Order Traversal	48.3%	Medium	0.03403976010989293	https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal
434	1360	Number of Days Between Two Dates	48.8%	Easy	0.03401688527825427	https://leetcode.com/problems/number-of-days-between-two-dates
435	384	Shuffle an Array	52.8%	Medium	0.03399118781703353	https://leetcode.com/problems/shuffle-an-array
436	1287	Element Appearing More Than 25% In Sorted Array	60.2%	Easy	0.033033556829153404	https://leetcode.com/problems/element-appearing-more-than-25-in-sorted-array
437	315	Count of Smaller Numbers After Self	41.5%	Hard	0.03200842244384717	https://leetcode.com/problems/count-of-smaller-numbers-after-self
438	653	Two Sum IV - Input is a BST	55.5%	Easy	0.031726312677204306	https://leetcode.com/problems/two-sum-iv-input-is-a-bst
439	150	Evaluate Reverse Polish Notation	36.3%	Medium	0.031526253646773944	https://leetcode.com/problems/evaluate-reverse-polish-notation
440	371	Sum of Two Integers	50.7%	Medium	0.03137238814201745	https://leetcode.com/problems/sum-of-two-integers
441	222	Count Complete Tree Nodes	46.8%	Medium	0.031263400619043376	https://leetcode.com/problems/count-complete-tree-nodes
442	316	Remove Duplicate Letters	35.8%	Hard	0.030443751414723153	https://leetcode.com/problems/remove-duplicate-letters
443	70	Climbing Stairs	47.8%	Easy	0.03011156054328408	https://leetcode.com/problems/climbing-stairs
444	413	Arithmetic Slices	57.9%	Medium	0.028431197162004825	https://leetcode.com/problems/arithmetic-slices
445	77	Combinations	54.7%	Medium	0.028021758737593695	https://leetcode.com/problems/combinations
446	518	Coin Change 2	50.2%	Medium	0.027969505010125056	https://leetcode.com/problems/coin-change-2
447	110	Balanced Binary Tree	43.5%	Easy	0.02781820547653065	https://leetcode.com/problems/balanced-binary-tree
448	472	Concatenated Words	43.7%	Hard	0.027664281472355556	https://leetcode.com/problems/concatenated-words
449	118	Pascal's Triangle	52.5%	Easy	0.02673062594465844	https://leetcode.com/problems/pascals-triangle
450	1379	Find a Corresponding Node of a Binary Tree in a Clone of That Tree	83.8%	Medium	0.02645656953683045	https://leetcode.com/problems/find-a-corresponding-node-of-a-binary-tree-in-a-clone-of-that-tree
451	979	Distribute Coins in Binary Tree	68.9%	Medium	0.026196651946570663	https://leetcode.com/problems/distribute-coins-in-binary-tree
452	30	Substring with Concatenation of All Words	25.4%	Hard	0.02486144206532915	https://leetcode.com/problems/substring-with-concatenation-of-all-words
453	202	Happy Number	50.4%	Easy	0.02483442856330386	https://leetcode.com/problems/happy-number
454	104	Maximum Depth of Binary Tree	66.0%	Easy	0.024815169119723996	https://leetcode.com/problems/maximum-depth-of-binary-tree
455	605	Can Place Flowers	31.6%	Easy	0.02457126073050533	https://leetcode.com/problems/can-place-flowers
456	310	Minimum Height Trees	32.3%	Medium	0.02446605215440636	https://leetcode.com/problems/minimum-height-trees
457	714	Best Time to Buy and Sell Stock with Transaction Fee	54.7%	Medium	0.024258315059789946	https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-transaction-fee
458	739	Daily Temperatures	63.3%	Medium	0.022433642692117093	https://leetcode.com/problems/daily-temperatures
459	72	Edit Distance	44.8%	Hard	0.022400140173127806	https://leetcode.com/problems/edit-distance
460	221	Maximal Square	37.7%	Medium	0.022108490754203434	https://leetcode.com/problems/maximal-square
461	113	Path Sum II	46.7%	Medium	0.021882711249507664	https://leetcode.com/problems/path-sum-ii
462	287	Find the Duplicate Number	55.5%	Medium	0.021825992579766168	https://leetcode.com/problems/find-the-duplicate-number
463	905	Sort Array By Parity	74.1%	Easy	0.02148053951675942	https://leetcode.com/problems/sort-array-by-parity
464	45	Jump Game II	30.6%	Hard	0.021353124470568974	https://leetcode.com/problems/jump-game-ii
465	1137	N-th Tribonacci Number	55.9%	Easy	0.02072613051711693	https://leetcode.com/problems/n-th-tribonacci-number
466	60	Permutation Sequence	38.4%	Hard	0.020471543980187256	https://leetcode.com/problems/permutation-sequence
467	203	Remove Linked List Elements	38.6%	Easy	0.01971101627650491	https://leetcode.com/problems/remove-linked-list-elements
468	229	Majority Element II	35.6%	Medium	0.019057270410286146	https://leetcode.com/problems/majority-element-ii
469	290	Word Pattern	37.0%	Easy	0.01839978311884168	https://leetcode.com/problems/word-pattern
470	38	Count and Say	44.6%	Easy	0.01753063983505879	https://leetcode.com/problems/count-and-say
471	993	Cousins in Binary Tree	52.0%	Easy	0.017414458368636587	https://leetcode.com/problems/cousins-in-binary-tree
472	1266	Minimum Time Visiting All Points	79.6%	Easy	0.017354014693151613	https://leetcode.com/problems/minimum-time-visiting-all-points
473	289	Game of Life	54.5%	Medium	0.0173239499317743	https://leetcode.com/problems/game-of-life
474	337	House Robber III	50.6%	Medium	0.017182553319996886	https://leetcode.com/problems/house-robber-iii
475	95	Unique Binary Search Trees II	40.6%	Medium	0.016856699181010838	https://leetcode.com/problems/unique-binary-search-trees-ii
476	997	Find the Town Judge	50.1%	Easy	0.01677891712910938	https://leetcode.com/problems/find-the-town-judge
477	188	Best Time to Buy and Sell Stock IV	28.0%	Hard	0.01651565203072114	https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iv
478	1021	Remove Outermost Parentheses	78.0%	Easy	0.016434223613379935	https://leetcode.com/problems/remove-outermost-parentheses
479	1304	Find N Unique Integers Sum up to Zero	76.3%	Easy	0.015892269319508656	https://leetcode.com/problems/find-n-unique-integers-sum-up-to-zero
480	59	Spiral Matrix II	53.9%	Medium	0.01579187969789165	https://leetcode.com/problems/spiral-matrix-ii
481	701	Insert into a Binary Search Tree	77.7%	Medium	0.015522236371561826	https://leetcode.com/problems/insert-into-a-binary-search-tree
482	832	Flipping an Image	76.2%	Easy	0.014652276786870392	https://leetcode.com/problems/flipping-an-image
483	179	Largest Number	28.8%	Medium	0.013865040137171665	https://leetcode.com/problems/largest-number
484	64	Minimum Path Sum	54.5%	Medium	0.013734383449598314	https://leetcode.com/problems/minimum-path-sum
485	85	Maximal Rectangle	37.7%	Hard	0.013333530869465187	https://leetcode.com/problems/maximal-rectangle
486	154	Find Minimum in Rotated Sorted Array II	41.6%	Hard	0.013222109274363887	https://leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii
487	451	Sort Characters By Frequency	63.0%	Medium	0.013153757558740521	https://leetcode.com/problems/sort-characters-by-frequency
488	226	Invert Binary Tree	65.0%	Easy	0.01235091863400913	https://leetcode.com/problems/invert-binary-tree
489	172	Factorial Trailing Zeroes	37.8%	Easy	0.012326812480658571	https://leetcode.com/problems/factorial-trailing-zeroes
490	130	Surrounded Regions	28.1%	Medium	0.011965443385675322	https://leetcode.com/problems/surrounded-regions
491	205	Isomorphic Strings	39.8%	Easy	0.011544139746865315	https://leetcode.com/problems/isomorphic-strings
492	69	Sqrt(x)	33.9%	Easy	0.011443227222342794	https://leetcode.com/problems/sqrtx
493	733	Flood Fill	55.3%	Easy	0.011217167530924988	https://leetcode.com/problems/flood-fill
494	171	Excel Sheet Column Number	55.9%	Easy	0.011195191092491645	https://leetcode.com/problems/excel-sheet-column-number
495	234	Palindrome Linked List	39.3%	Easy	0.010171877938733932	https://leetcode.com/problems/palindrome-linked-list
496	61	Rotate List	30.0%	Medium	0.009925639799969955	https://leetcode.com/problems/rotate-list
497	96	Unique Binary Search Trees	52.9%	Medium	0.009242209964820877	https://leetcode.com/problems/unique-binary-search-trees
498	279	Perfect Squares	47.4%	Medium	0.009216655104924008	https://leetcode.com/problems/perfect-squares
499	1143	Longest Common Subsequence	58.4%	Medium	0.008835931134362285	https://leetcode.com/problems/longest-common-subsequence
500	100	Same Tree	53.4%	Easy	0.008767679087537476	https://leetcode.com/problems/same-tree
501	12	Integer to Roman	55.1%	Medium	0.008532474973720734	https://leetcode.com/problems/integer-to-roman
502	763	Partition Labels	76.1%	Medium	0.008385793376274025	https://leetcode.com/problems/partition-labels
503	84	Largest Rectangle in Histogram	35.2%	Hard	0.00833685528906183	https://leetcode.com/problems/largest-rectangle-in-histogram
504	260	Single Number III	64.3%	Medium	0.008090659020153698	https://leetcode.com/problems/single-number-iii
505	141	Linked List Cycle	41.1%	Easy	0.007843861028908454	https://leetcode.com/problems/linked-list-cycle
506	771	Jewels and Stones	86.4%	Easy	0.007284679819409419	https://leetcode.com/problems/jewels-and-stones
507	204	Count Primes	31.5%	Easy	0.007072165261362441	https://leetcode.com/problems/count-primes
508	83	Remove Duplicates from Sorted List	45.4%	Easy	0.006353261522609498	https://leetcode.com/problems/remove-duplicates-from-sorted-list
509	1528	Shuffle String	86.1%	Easy	0.006295047716793515	https://leetcode.com/problems/shuffle-string
510	167	Two Sum II - Input array is sorted	54.1%	Easy	0.005507380022589096	https://leetcode.com/problems/two-sum-ii-input-array-is-sorted
511	106	Construct Binary Tree from Inorder and Postorder Traversal	47.2%	Medium	0.005258250021550252	https://leetcode.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal
512	237	Delete Node in a Linked List	63.8%	Easy	0.005144705881237697	https://leetcode.com/problems/delete-node-in-a-linked-list
513	268	Missing Number	51.7%	Easy	0.0048804391649084865	https://leetcode.com/problems/missing-number
514	155	Min Stack	44.5%	Easy	0.00474891074128171	https://leetcode.com/problems/min-stack
515	322	Coin Change	35.5%	Medium	0.004029826126500844	https://leetcode.com/problems/coin-change
516	217	Contains Duplicate	56.0%	Easy	0.0037979536727587773	https://leetcode.com/problems/contains-duplicate
517	309	Best Time to Buy and Sell Stock with Cooldown	47.4%	Medium	0.0028498166907604426	https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-cooldown