Adds all question csvs

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krishnadey30
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427,Construct Quad Tree,61.4%,Medium,3.2025777670666282, https://leetcode.com/problems/construct-quad-tree
291,Word Pattern II,43.4%,Hard,3.0090998629797148, https://leetcode.com/problems/word-pattern-ii
529,Minesweeper,59.1%,Medium,2.8156219588928013, https://leetcode.com/problems/minesweeper
305,Number of Islands II,40.1%,Hard,2.7873368509214487, https://leetcode.com/problems/number-of-islands-ii
741,Cherry Pickup,33.9%,Hard,2.728198259587133, https://leetcode.com/problems/cherry-pickup
757,Set Intersection Size At Least Two,40.1%,Hard,2.5347203555002196, https://leetcode.com/problems/set-intersection-size-at-least-two
332,Reconstruct Itinerary,36.7%,Medium,2.473063947812065, https://leetcode.com/problems/reconstruct-itinerary
341,Flatten Nested List Iterator,52.9%,Medium,2.4575427125463496, https://leetcode.com/problems/flatten-nested-list-iterator
68,Text Justification,27.7%,Hard,2.4560547921829063, https://leetcode.com/problems/text-justification
465,Optimal Account Balancing,46.9%,Hard,2.3937825793600807, https://leetcode.com/problems/optimal-account-balancing
146,LRU Cache,33.2%,Medium,2.2330774739793853, https://leetcode.com/problems/lru-cache
262,Trips and Users,32.7%,Hard,2.179117086708829, https://leetcode.com/problems/trips-and-users
56,Merge Intervals,39.3%,Medium,1.9856391826219157, https://leetcode.com/problems/merge-intervals
267,Palindrome Permutation II,36.4%,Medium,1.9644220544755755, https://leetcode.com/problems/palindrome-permutation-ii
36,Valid Sudoku,48.7%,Medium,1.96380460343855, https://leetcode.com/problems/valid-sudoku
655,Print Binary Tree,55.0%,Medium,1.9142294173827312, https://leetcode.com/problems/print-binary-tree
227,Basic Calculator II,36.9%,Medium,1.831507899537194, https://leetcode.com/problems/basic-calculator-ii
42,Trapping Rain Water,48.9%,Hard,1.8228811997291605, https://leetcode.com/problems/trapping-rain-water
200,Number of Islands,46.8%,Medium,1.809092583045218, https://leetcode.com/problems/number-of-islands
986,Interval List Intersections,67.3%,Medium,1.7189319563632988, https://leetcode.com/problems/interval-list-intersections
297,Serialize and Deserialize Binary Tree,47.5%,Hard,1.6607276556789818, https://leetcode.com/problems/serialize-and-deserialize-binary-tree
253,Meeting Rooms II,45.7%,Medium,1.6305479346444065, https://leetcode.com/problems/meeting-rooms-ii
1,Two Sum,45.6%,Easy,1.6253762244734984, https://leetcode.com/problems/two-sum
428,Serialize and Deserialize N-ary Tree,59.4%,Hard,1.619513564422842, https://leetcode.com/problems/serialize-and-deserialize-n-ary-tree
380,Insert Delete GetRandom O(1),47.5%,Medium,1.5587288098338494, https://leetcode.com/problems/insert-delete-getrandom-o1
773,Sliding Puzzle,59.3%,Hard,1.5000532464765486, https://leetcode.com/problems/sliding-puzzle
359,Logger Rate Limiter,70.8%,Easy,1.4642891467178614, https://leetcode.com/problems/logger-rate-limiter
772,Basic Calculator III,41.3%,Hard,1.324801306769502, https://leetcode.com/problems/basic-calculator-iii
166,Fraction to Recurring Decimal,21.6%,Medium,1.3061986410149267, https://leetcode.com/problems/fraction-to-recurring-decimal
780,Reaching Points,29.4%,Hard,1.277920355988899, https://leetcode.com/problems/reaching-points
239,Sliding Window Maximum,43.0%,Hard,1.2321602024355653, https://leetcode.com/problems/sliding-window-maximum
224,Basic Calculator,36.8%,Hard,1.204714054955524, https://leetcode.com/problems/basic-calculator
49,Group Anagrams,56.9%,Medium,1.190205287799969, https://leetcode.com/problems/group-anagrams
17,Letter Combinations of a Phone Number,46.8%,Medium,1.1735261038835452, https://leetcode.com/problems/letter-combinations-of-a-phone-number
212,Word Search II,34.9%,Hard,1.1712646007295122, https://leetcode.com/problems/word-search-ii
642,Design Search Autocomplete System,44.7%,Hard,1.1539027516811295, https://leetcode.com/problems/design-search-autocomplete-system
361,Bomb Enemy,46.0%,Medium,1.1535711729488671, https://leetcode.com/problems/bomb-enemy
139,Word Break,40.1%,Medium,1.1489605133291307, https://leetcode.com/problems/word-break
286,Walls and Gates,54.5%,Medium,1.1385638280265375, https://leetcode.com/problems/walls-and-gates
591,Tag Validator,34.3%,Hard,1.133098464739279, https://leetcode.com/problems/tag-validator
336,Palindrome Pairs,33.7%,Hard,1.1081703064742152, https://leetcode.com/problems/palindrome-pairs
636,Exclusive Time of Functions,51.9%,Medium,1.070608304685468, https://leetcode.com/problems/exclusive-time-of-functions
128,Longest Consecutive Sequence,45.1%,Hard,1.0687708064824162, https://leetcode.com/problems/longest-consecutive-sequence
381,Insert Delete GetRandom O(1) - Duplicates allowed,34.1%,Hard,1.0261327161577256, https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allowed
34,Find First and Last Position of Element in Sorted Array,36.2%,Medium,1.025636061253605, https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array
365,Water and Jug Problem,30.6%,Medium,1.0087460326577822, https://leetcode.com/problems/water-and-jug-problem
269,Alien Dictionary,33.3%,Hard,0.991185435747213, https://leetcode.com/problems/alien-dictionary
254,Factor Combinations,46.7%,Medium,0.9907010014908804, https://leetcode.com/problems/factor-combinations
528,Random Pick with Weight,43.9%,Medium,0.9735653552899035, https://leetcode.com/problems/random-pick-with-weight
149,Max Points on a Line,16.9%,Hard,0.9593743180104668, https://leetcode.com/problems/max-points-on-a-line
10,Regular Expression Matching,26.8%,Hard,0.9228325761309415, https://leetcode.com/problems/regular-expression-matching
76,Minimum Window Substring,34.6%,Hard,0.9170093359386342, https://leetcode.com/problems/minimum-window-substring
679,24 Game,46.4%,Hard,0.8636247536746324, https://leetcode.com/problems/24-game
329,Longest Increasing Path in a Matrix,43.4%,Hard,0.8540205747820803, https://leetcode.com/problems/longest-increasing-path-in-a-matrix
99,Recover Binary Search Tree,39.7%,Hard,0.8394185237297231, https://leetcode.com/problems/recover-binary-search-tree
640,Solve the Equation,42.0%,Medium,0.8389208480491557, https://leetcode.com/problems/solve-the-equation
1135,Connecting Cities With Minimum Cost,57.5%,Medium,0.8224378230678087, https://leetcode.com/problems/connecting-cities-with-minimum-cost
22,Generate Parentheses,62.7%,Medium,0.8167408078117945, https://leetcode.com/problems/generate-parentheses
2,Add Two Numbers,33.9%,Medium,0.8029174283671102, https://leetcode.com/problems/add-two-numbers
173,Binary Search Tree Iterator,56.6%,Medium,0.8009344168671371, https://leetcode.com/problems/binary-search-tree-iterator
57,Insert Interval,33.5%,Hard,0.784728817691922, https://leetcode.com/problems/insert-interval
126,Word Ladder II,22.1%,Hard,0.7710576539985173, https://leetcode.com/problems/word-ladder-ii
32,Longest Valid Parentheses,28.4%,Hard,0.7455268411597167, https://leetcode.com/problems/longest-valid-parentheses
251,Flatten 2D Vector,45.7%,Medium,0.74087494933668, https://leetcode.com/problems/flatten-2d-vector
133,Clone Graph,34.8%,Medium,0.7325956832523879, https://leetcode.com/problems/clone-graph
535,Encode and Decode TinyURL,79.9%,Medium,0.7284232783609871, https://leetcode.com/problems/encode-and-decode-tinyurl
127,Word Ladder,29.6%,Medium,0.6998711506076138, https://leetcode.com/problems/word-ladder
4,Median of Two Sorted Arrays,29.6%,Hard,0.6933425502977945, https://leetcode.com/problems/median-of-two-sorted-arrays
273,Integer to English Words,27.1%,Hard,0.6853686009593172, https://leetcode.com/problems/integer-to-english-words
244,Shortest Word Distance II,52.3%,Medium,0.6781843078832329, https://leetcode.com/problems/shortest-word-distance-ii
936,Stamping The Sequence,42.8%,Hard,0.6737290947028437, https://leetcode.com/problems/stamping-the-sequence
218,The Skyline Problem,34.6%,Hard,0.6570184564714399, https://leetcode.com/problems/the-skyline-problem
54,Spiral Matrix,34.1%,Medium,0.628586606031113, https://leetcode.com/problems/spiral-matrix
23,Merge k Sorted Lists,40.2%,Hard,0.5853931037905282, https://leetcode.com/problems/merge-k-sorted-lists
388,Longest Absolute File Path,41.8%,Medium,0.5850223231279691, https://leetcode.com/problems/longest-absolute-file-path
37,Sudoku Solver,43.6%,Hard,0.5747320517924429, https://leetcode.com/problems/sudoku-solver
15,3Sum,26.8%,Medium,0.5615794220738226, https://leetcode.com/problems/3sum
208,Implement Trie (Prefix Tree),49.4%,Medium,0.554408039893292, https://leetcode.com/problems/implement-trie-prefix-tree
658,Find K Closest Elements,40.9%,Medium,0.5351504766219078, https://leetcode.com/problems/find-k-closest-elements
158,Read N Characters Given Read4 II - Call multiple times,33.8%,Hard,0.5089658995317979, https://leetcode.com/problems/read-n-characters-given-read4-ii-call-multiple-times
20,Valid Parentheses,39.0%,Easy,0.4867693607438125, https://leetcode.com/problems/valid-parentheses
527,Word Abbreviation,54.3%,Hard,0.48285177172358457, https://leetcode.com/problems/word-abbreviation
91,Decode Ways,24.7%,Medium,0.46914273798301376, https://leetcode.com/problems/decode-ways
3,Longest Substring Without Repeating Characters,30.4%,Medium,0.46498482873214675, https://leetcode.com/problems/longest-substring-without-repeating-characters
79,Word Search,35.6%,Medium,0.451219934510799, https://leetcode.com/problems/word-search
668,Kth Smallest Number in Multiplication Table,45.6%,Hard,0.4506902061131003, https://leetcode.com/problems/kth-smallest-number-in-multiplication-table
85,Maximal Rectangle,37.7%,Hard,0.4492357711634929, https://leetcode.com/problems/maximal-rectangle
353,Design Snake Game,34.2%,Medium,0.44572532239455054, https://leetcode.com/problems/design-snake-game
221,Maximal Square,37.7%,Medium,0.4439595076531865, https://leetcode.com/problems/maximal-square
207,Course Schedule,43.1%,Medium,0.43737967140902645, https://leetcode.com/problems/course-schedule
346,Moving Average from Data Stream,70.9%,Easy,0.43127299206403696, https://leetcode.com/problems/moving-average-from-data-stream
1281,Subtract the Product and Sum of Digits of an Integer,85.2%,Easy,0.4301109053149923, https://leetcode.com/problems/subtract-the-product-and-sum-of-digits-of-an-integer
289,Game of Life,54.5%,Medium,0.42436217241512136, https://leetcode.com/problems/game-of-life
301,Remove Invalid Parentheses,43.3%,Hard,0.4217256289799447, https://leetcode.com/problems/remove-invalid-parentheses
362,Design Hit Counter,63.7%,Medium,0.41908233979999515, https://leetcode.com/problems/design-hit-counter
863,All Nodes Distance K in Binary Tree,55.4%,Medium,0.4169423860623174, https://leetcode.com/problems/all-nodes-distance-k-in-binary-tree
97,Interleaving String,31.5%,Hard,0.4167762826896874, https://leetcode.com/problems/interleaving-string
243,Shortest Word Distance,61.0%,Easy,0.41203384391389536, https://leetcode.com/problems/shortest-word-distance
130,Surrounded Regions,28.1%,Medium,0.41116654890890914, https://leetcode.com/problems/surrounded-regions
568,Maximum Vacation Days,40.8%,Hard,0.4036217896138752, https://leetcode.com/problems/maximum-vacation-days
53,Maximum Subarray,46.5%,Easy,0.3975151615275705, https://leetcode.com/problems/maximum-subarray
21,Merge Two Sorted Lists,53.5%,Easy,0.38844463176041194, https://leetcode.com/problems/merge-two-sorted-lists
1188,Design Bounded Blocking Queue,70.5%,Medium,0.3828597229337993, https://leetcode.com/problems/design-bounded-blocking-queue
39,Combination Sum,56.1%,Medium,0.38138852814402385, https://leetcode.com/problems/combination-sum
282,Expression Add Operators,35.5%,Hard,0.37930977098051977, https://leetcode.com/problems/expression-add-operators
279,Perfect Squares,47.4%,Medium,0.3741145782240884, https://leetcode.com/problems/perfect-squares
552,Student Attendance Record II,36.7%,Hard,0.37292635232139065, https://leetcode.com/problems/student-attendance-record-ii
759,Employee Free Time,66.3%,Hard,0.3704034385719028, https://leetcode.com/problems/employee-free-time
815,Bus Routes,42.5%,Hard,0.3449091275382815, https://leetcode.com/problems/bus-routes
805,Split Array With Same Average,26.4%,Hard,0.3416302106614813, https://leetcode.com/problems/split-array-with-same-average
895,Maximum Frequency Stack,60.6%,Hard,0.33520721431462625, https://leetcode.com/problems/maximum-frequency-stack
493,Reverse Pairs,25.2%,Hard,0.33395175639587793, https://leetcode.com/problems/reverse-pairs
399,Evaluate Division,51.6%,Medium,0.3338128467131867, https://leetcode.com/problems/evaluate-division
238,Product of Array Except Self,60.1%,Medium,0.332046078454996, https://leetcode.com/problems/product-of-array-except-self
5,Longest Palindromic Substring,29.5%,Medium,0.32616692072076214, https://leetcode.com/problems/longest-palindromic-substring
295,Find Median from Data Stream,44.3%,Hard,0.32347449067924283, https://leetcode.com/problems/find-median-from-data-stream
11,Container With Most Water,50.8%,Medium,0.3160977539241027, https://leetcode.com/problems/container-with-most-water
542,01 Matrix,39.8%,Medium,0.3127505293143989, https://leetcode.com/problems/01-matrix
315,Count of Smaller Numbers After Self,41.5%,Hard,0.30851522790511515, https://leetcode.com/problems/count-of-smaller-numbers-after-self
131,Palindrome Partitioning,47.5%,Medium,0.3001175559774547, https://leetcode.com/problems/palindrome-partitioning
311,Sparse Matrix Multiplication,61.9%,Medium,0.2957254800409785, https://leetcode.com/problems/sparse-matrix-multiplication
74,Search a 2D Matrix,36.5%,Medium,0.29107845681405486, https://leetcode.com/problems/search-a-2d-matrix
51,N-Queens,46.6%,Hard,0.28871459706597014, https://leetcode.com/problems/n-queens
161,One Edit Distance,32.3%,Medium,0.28698931177288023, https://leetcode.com/problems/one-edit-distance
121,Best Time to Buy and Sell Stock,50.5%,Easy,0.2868445347634817, https://leetcode.com/problems/best-time-to-buy-and-sell-stock
451,Sort Characters By Frequency,63.0%,Medium,0.285942725510602, https://leetcode.com/problems/sort-characters-by-frequency
1136,Parallel Courses,61.1%,Hard,0.2858421455297737, https://leetcode.com/problems/parallel-courses
699,Falling Squares,41.8%,Hard,0.2856138193877219, https://leetcode.com/problems/falling-squares
969,Pancake Sorting,67.5%,Medium,0.27343004974457946, https://leetcode.com/problems/pancake-sorting
348,Design Tic-Tac-Toe,54.3%,Medium,0.2625527836498761, https://leetcode.com/problems/design-tic-tac-toe
290,Word Pattern,37.0%,Easy,0.2601476821005732, https://leetcode.com/problems/word-pattern
33,Search in Rotated Sorted Array,34.5%,Medium,0.2561733762253273, https://leetcode.com/problems/search-in-rotated-sorted-array
432,All O`one Data Structure,32.4%,Hard,0.25091823176225275, https://leetcode.com/problems/all-oone-data-structure
977,Squares of a Sorted Array,72.1%,Easy,0.24816891888115009, https://leetcode.com/problems/squares-of-a-sorted-array
13,Roman to Integer,55.7%,Easy,0.24545840052279075, https://leetcode.com/problems/roman-to-integer
490,The Maze,51.4%,Medium,0.24202227192369596, https://leetcode.com/problems/the-maze
138,Copy List with Random Pointer,36.4%,Medium,0.2330001096609468, https://leetcode.com/problems/copy-list-with-random-pointer
652,Find Duplicate Subtrees,50.2%,Medium,0.23015822831359434, https://leetcode.com/problems/find-duplicate-subtrees
59,Spiral Matrix II,53.9%,Medium,0.22687712200146865, https://leetcode.com/problems/spiral-matrix-ii
420,Strong Password Checker,14.0%,Hard,0.22471711576164025, https://leetcode.com/problems/strong-password-checker
445,Add Two Numbers II,54.5%,Medium,0.22413561488763817, https://leetcode.com/problems/add-two-numbers-ii
46,Permutations,63.5%,Medium,0.21322871153926434, https://leetcode.com/problems/permutations
41,First Missing Positive,32.0%,Hard,0.20827230480570424, https://leetcode.com/problems/first-missing-positive
43,Multiply Strings,33.9%,Medium,0.20674898228580507, https://leetcode.com/problems/multiply-strings
934,Shortest Bridge,48.2%,Medium,0.20666322275821203, https://leetcode.com/problems/shortest-bridge
450,Delete Node in a BST,43.1%,Medium,0.2063522880195106, https://leetcode.com/problems/delete-node-in-a-bst
733,Flood Fill,55.3%,Easy,0.20573399741869788, https://leetcode.com/problems/flood-fill
954,Array of Doubled Pairs,35.6%,Medium,0.20294084399669032, https://leetcode.com/problems/array-of-doubled-pairs
140,Word Break II,32.6%,Hard,0.19849973124449666, https://leetcode.com/problems/word-break-ii
31,Next Permutation,32.6%,Medium,0.19579797845713617, https://leetcode.com/problems/next-permutation
767,Reorganize String,48.7%,Medium,0.1940772649823193, https://leetcode.com/problems/reorganize-string
283,Move Zeroes,57.8%,Easy,0.18960312780683863, https://leetcode.com/problems/move-zeroes
694,Number of Distinct Islands,56.0%,Medium,0.18924199963852842, https://leetcode.com/problems/number-of-distinct-islands
186,Reverse Words in a String II,43.3%,Medium,0.1887940712995721, https://leetcode.com/problems/reverse-words-in-a-string-ii
449,Serialize and Deserialize BST,52.0%,Medium,0.1860058460684763, https://leetcode.com/problems/serialize-and-deserialize-bst
438,Find All Anagrams in a String,43.3%,Medium,0.18564799141482685, https://leetcode.com/problems/find-all-anagrams-in-a-string
518,Coin Change 2,50.2%,Medium,0.18373876827436816, https://leetcode.com/problems/coin-change-2
486,Predict the Winner,47.9%,Medium,0.17647417648741714, https://leetcode.com/problems/predict-the-winner
135,Candy,31.6%,Hard,0.17296269248039503, https://leetcode.com/problems/candy
24,Swap Nodes in Pairs,50.4%,Medium,0.1729418749687828, https://leetcode.com/problems/swap-nodes-in-pairs
1278,Palindrome Partitioning III,59.9%,Hard,0.17284281283941086, https://leetcode.com/problems/palindrome-partitioning-iii
567,Permutation in String,44.4%,Medium,0.16931057302189864, https://leetcode.com/problems/permutation-in-string
198,House Robber,42.0%,Easy,0.16929591377679865, https://leetcode.com/problems/house-robber
69,Sqrt(x),33.9%,Easy,0.1690194941008683, https://leetcode.com/problems/sqrtx
75,Sort Colors,47.3%,Medium,0.1656671218888174, https://leetcode.com/problems/sort-colors
249,Group Shifted Strings,55.1%,Medium,0.16122347914767343, https://leetcode.com/problems/group-shifted-strings
211,Add and Search Word - Data structure design,38.1%,Medium,0.15519944762134272, https://leetcode.com/problems/add-and-search-word-data-structure-design
124,Binary Tree Maximum Path Sum,34.3%,Hard,0.15512094811323265, https://leetcode.com/problems/binary-tree-maximum-path-sum
979,Distribute Coins in Binary Tree,68.9%,Medium,0.15348688956060175, https://leetcode.com/problems/distribute-coins-in-binary-tree
722,Remove Comments,34.6%,Medium,0.1529693447814272, https://leetcode.com/problems/remove-comments
959,Regions Cut By Slashes,66.2%,Medium,0.1507867227152846, https://leetcode.com/problems/regions-cut-by-slashes
706,Design HashMap,61.3%,Easy,0.1476880076475794, https://leetcode.com/problems/design-hashmap
695,Max Area of Island,62.7%,Medium,0.1453113999428855, https://leetcode.com/problems/max-area-of-island
78,Subsets,62.0%,Medium,0.14504470601712524, https://leetcode.com/problems/subsets
210,Course Schedule II,40.7%,Medium,0.1438838393073597, https://leetcode.com/problems/course-schedule-ii
317,Shortest Distance from All Buildings,41.4%,Hard,0.14387423888417297, https://leetcode.com/problems/shortest-distance-from-all-buildings
40,Combination Sum II,48.2%,Medium,0.14322916392828683, https://leetcode.com/problems/combination-sum-ii
395,Longest Substring with At Least K Repeating Characters,41.4%,Medium,0.14261022668001652, https://leetcode.com/problems/longest-substring-with-at-least-k-repeating-characters
769,Max Chunks To Make Sorted,54.8%,Medium,0.14019808398271194, https://leetcode.com/problems/max-chunks-to-make-sorted
242,Valid Anagram,56.9%,Easy,0.13963976683590715, https://leetcode.com/problems/valid-anagram
855,Exam Room,43.1%,Medium,0.13804422079620546, https://leetcode.com/problems/exam-room
340,Longest Substring with At Most K Distinct Characters,44.1%,Hard,0.13652366061094043, https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters
322,Coin Change,35.5%,Medium,0.13572462473832947, https://leetcode.com/problems/coin-change
255,Verify Preorder Sequence in Binary Search Tree,45.7%,Medium,0.1348842676899421, https://leetcode.com/problems/verify-preorder-sequence-in-binary-search-tree
981,Time Based Key-Value Store,53.1%,Medium,0.1316303182973487, https://leetcode.com/problems/time-based-key-value-store
118,Pascal's Triangle,52.5%,Easy,0.12852395589356347, https://leetcode.com/problems/pascals-triangle
968,Binary Tree Cameras,37.5%,Hard,0.12586422089000404, https://leetcode.com/problems/binary-tree-cameras
235,Lowest Common Ancestor of a Binary Search Tree,49.9%,Easy,0.12399764165657076, https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree
621,Task Scheduler,50.1%,Medium,0.12387972474581618, https://leetcode.com/problems/task-scheduler
206,Reverse Linked List,62.5%,Easy,0.12378418901663191, https://leetcode.com/problems/reverse-linked-list
430,Flatten a Multilevel Doubly Linked List,55.1%,Medium,0.12213316890521433, https://leetcode.com/problems/flatten-a-multilevel-doubly-linked-list
230,Kth Smallest Element in a BST,60.2%,Medium,0.1210793254708764, https://leetcode.com/problems/kth-smallest-element-in-a-bst
228,Summary Ranges,39.5%,Medium,0.1207191114343526, https://leetcode.com/problems/summary-ranges
647,Palindromic Substrings,60.6%,Medium,0.1205091763778271, https://leetcode.com/problems/palindromic-substrings
460,LFU Cache,34.2%,Hard,0.11848160362052347, https://leetcode.com/problems/lfu-cache
6,ZigZag Conversion,36.3%,Medium,0.11677183708486526, https://leetcode.com/problems/zigzag-conversion
72,Edit Distance,44.8%,Hard,0.11629970881467097, https://leetcode.com/problems/edit-distance
70,Climbing Stairs,47.8%,Easy,0.11536054266386848, https://leetcode.com/problems/climbing-stairs
16,3Sum Closest,46.0%,Medium,0.11410404900826158, https://leetcode.com/problems/3sum-closest
229,Majority Element II,35.6%,Medium,0.11355198202632807, https://leetcode.com/problems/majority-element-ii
155,Min Stack,44.5%,Easy,0.11244000234885869, https://leetcode.com/problems/min-stack
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
337,House Robber III,50.6%,Medium,0.10284435451079782, https://leetcode.com/problems/house-robber-iii
391,Perfect Rectangle,30.5%,Hard,0.10109611687136877, https://leetcode.com/problems/perfect-rectangle
101,Symmetric Tree,46.8%,Easy,0.09821350130564939, https://leetcode.com/problems/symmetric-tree
837,New 21 Game,34.6%,Medium,0.09646026618756222, https://leetcode.com/problems/new-21-game
752,Open the Lock,51.8%,Medium,0.09491410658218381, https://leetcode.com/problems/open-the-lock
827,Making A Large Island,45.7%,Hard,0.09287412500644375, https://leetcode.com/problems/making-a-large-island
826,Most Profit Assigning Work,38.5%,Medium,0.09287412500644375, https://leetcode.com/problems/most-profit-assigning-work
236,Lowest Common Ancestor of a Binary Tree,45.7%,Medium,0.0913825929084002, https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree
266,Palindrome Permutation,61.9%,Easy,0.091248671465145, https://leetcode.com/problems/palindrome-permutation
62,Unique Paths,54.1%,Medium,0.08965185882136445, https://leetcode.com/problems/unique-paths
918,Maximum Sum Circular Subarray,33.7%,Medium,0.08881573371064024, https://leetcode.com/problems/maximum-sum-circular-subarray
692,Top K Frequent Words,51.8%,Medium,0.08839354721658145, https://leetcode.com/problems/top-k-frequent-words
7,Reverse Integer,25.8%,Easy,0.08735674450872549, https://leetcode.com/problems/reverse-integer
150,Evaluate Reverse Polish Notation,36.3%,Medium,0.08523043261863501, https://leetcode.com/problems/evaluate-reverse-polish-notation
564,Find the Closest Palindrome,19.7%,Hard,0.0840831172105414, https://leetcode.com/problems/find-the-closest-palindrome
909,Snakes and Ladders,38.4%,Medium,0.08392620769993404, https://leetcode.com/problems/snakes-and-ladders
646,Maximum Length of Pair Chain,51.9%,Medium,0.08112554481236843, https://leetcode.com/problems/maximum-length-of-pair-chain
376,Wiggle Subsequence,39.6%,Medium,0.08068891125014274, https://leetcode.com/problems/wiggle-subsequence
122,Best Time to Buy and Sell Stock II,57.0%,Easy,0.08066286273217169, https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii
347,Top K Frequent Elements,61.2%,Medium,0.08031715021385247, https://leetcode.com/problems/top-k-frequent-elements
55,Jump Game,34.6%,Medium,0.07748307858552587, https://leetcode.com/problems/jump-game
215,Kth Largest Element in an Array,55.4%,Medium,0.07620046088541414, https://leetcode.com/problems/kth-largest-element-in-an-array
468,Validate IP Address,24.1%,Medium,0.07598590697792203, https://leetcode.com/problems/validate-ip-address
416,Partition Equal Subset Sum,43.7%,Medium,0.07558685936624726, https://leetcode.com/problems/partition-equal-subset-sum
8,String to Integer (atoi),15.4%,Medium,0.07412832776627384, https://leetcode.com/problems/string-to-integer-atoi
437,Path Sum III,47.2%,Medium,0.07349765782290693, https://leetcode.com/problems/path-sum-iii
153,Find Minimum in Rotated Sorted Array,45.1%,Medium,0.07343579359779528, https://leetcode.com/problems/find-minimum-in-rotated-sorted-array
64,Minimum Path Sum,54.5%,Medium,0.07259220458870491, https://leetcode.com/problems/minimum-path-sum
378,Kth Smallest Element in a Sorted Matrix,54.3%,Medium,0.07059096970081927, https://leetcode.com/problems/kth-smallest-element-in-a-sorted-matrix
973,K Closest Points to Origin,63.8%,Medium,0.06852953312583007, https://leetcode.com/problems/k-closest-points-to-origin
1011,Capacity To Ship Packages Within D Days,58.1%,Medium,0.06649420875558125, https://leetcode.com/problems/capacity-to-ship-packages-within-d-days
277,Find the Celebrity,41.8%,Medium,0.06562120535847293, https://leetcode.com/problems/find-the-celebrity
298,Binary Tree Longest Consecutive Sequence,47.1%,Medium,0.065169635074581, https://leetcode.com/problems/binary-tree-longest-consecutive-sequence
334,Increasing Triplet Subsequence,40.0%,Medium,0.06274107505168265, https://leetcode.com/problems/increasing-triplet-subsequence
300,Longest Increasing Subsequence,42.6%,Medium,0.06265630749555627, https://leetcode.com/problems/longest-increasing-subsequence
189,Rotate Array,34.7%,Easy,0.06260600694223208, https://leetcode.com/problems/rotate-array
1171,Remove Zero Sum Consecutive Nodes from Linked List,41.4%,Medium,0.06025919151819684, https://leetcode.com/problems/remove-zero-sum-consecutive-nodes-from-linked-list
88,Merge Sorted Array,39.4%,Easy,0.059258174101133876, https://leetcode.com/problems/merge-sorted-array
47,Permutations II,46.4%,Medium,0.05897935516253239, https://leetcode.com/problems/permutations-ii
102,Binary Tree Level Order Traversal,54.6%,Medium,0.056692473087026664, https://leetcode.com/problems/binary-tree-level-order-traversal
1038,Binary Search Tree to Greater Sum Tree,80.8%,Medium,0.05637058926920947, https://leetcode.com/problems/binary-search-tree-to-greater-sum-tree
162,Find Peak Element,43.3%,Medium,0.05575061760504993, https://leetcode.com/problems/find-peak-element
983,Minimum Cost For Tickets,60.5%,Medium,0.05469163590186561, https://leetcode.com/problems/minimum-cost-for-tickets
1229,Meeting Scheduler,52.7%,Medium,0.053560323833736816, https://leetcode.com/problems/meeting-scheduler
829,Consecutive Numbers Sum,37.5%,Hard,0.05341723749698583, https://leetcode.com/problems/consecutive-numbers-sum
601,Human Traffic of Stadium,41.7%,Hard,0.05223119222544569, https://leetcode.com/problems/human-traffic-of-stadium
791,Custom Sort String,65.7%,Medium,0.05164658886216683, https://leetcode.com/problems/custom-sort-string
560,Subarray Sum Equals K,43.9%,Medium,0.0512021569656579, https://leetcode.com/problems/subarray-sum-equals-k
648,Replace Words,56.6%,Medium,0.051162052179868224, https://leetcode.com/problems/replace-words
740,Delete and Earn,48.6%,Medium,0.05109668266230467, https://leetcode.com/problems/delete-and-earn
344,Reverse String,68.5%,Easy,0.051072212148151434, https://leetcode.com/problems/reverse-string
681,Next Closest Time,45.0%,Medium,0.05045206096038863, https://leetcode.com/problems/next-closest-time
199,Binary Tree Right Side View,54.1%,Medium,0.05001737032794516, https://leetcode.com/problems/binary-tree-right-side-view
398,Random Pick Index,56.0%,Medium,0.04900272661044917, https://leetcode.com/problems/random-pick-index
547,Friend Circles,58.6%,Medium,0.04804286211474039, https://leetcode.com/problems/friend-circles
1019,Next Greater Node In Linked List,57.4%,Medium,0.04795804429616222, https://leetcode.com/problems/next-greater-node-in-linked-list
1385,Find the Distance Value Between Two Arrays,67.0%,Easy,0.04668292188270772, https://leetcode.com/problems/find-the-distance-value-between-two-arrays
670,Maximum Swap,43.6%,Medium,0.04630456804168632, https://leetcode.com/problems/maximum-swap
98,Validate Binary Search Tree,27.8%,Medium,0.046091107200267, https://leetcode.com/problems/validate-binary-search-tree
48,Rotate Image,56.7%,Medium,0.04495138786226632, https://leetcode.com/problems/rotate-image
232,Implement Queue using Stacks,49.6%,Easy,0.04423053722733957, https://leetcode.com/problems/implement-queue-using-stacks
338,Counting Bits,69.5%,Medium,0.0428445715346785, https://leetcode.com/problems/counting-bits
611,Valid Triangle Number,48.4%,Medium,0.04255961441879593, https://leetcode.com/problems/valid-triangle-number
114,Flatten Binary Tree to Linked List,49.3%,Medium,0.04234332805480797, https://leetcode.com/problems/flatten-binary-tree-to-linked-list
739,Daily Temperatures,63.3%,Medium,0.03954060923825168, https://leetcode.com/problems/daily-temperatures
66,Plus One,43.0%,Easy,0.039245846990968294, https://leetcode.com/problems/plus-one
992,Subarrays with K Different Integers,48.6%,Hard,0.03700699810869683, https://leetcode.com/problems/subarrays-with-k-different-integers
729,My Calendar I,51.8%,Medium,0.036433902246102004, https://leetcode.com/problems/my-calendar-i
125,Valid Palindrome,36.7%,Easy,0.035266657982323354, https://leetcode.com/problems/valid-palindrome
152,Maximum Product Subarray,31.7%,Medium,0.034438665054543384, https://leetcode.com/problems/maximum-product-subarray
177,Nth Highest Salary,31.4%,Medium,0.032054026290083464, https://leetcode.com/problems/nth-highest-salary
1146,Snapshot Array,37.0%,Medium,0.0317991816929387, https://leetcode.com/problems/snapshot-array
1091,Shortest Path in Binary Matrix,38.2%,Medium,0.03164821095078173, https://leetcode.com/problems/shortest-path-in-binary-matrix
339,Nested List Weight Sum,74.0%,Easy,0.02960986116720276, https://leetcode.com/problems/nested-list-weight-sum
671,Second Minimum Node In a Binary Tree,42.7%,Easy,0.02958795718549609, https://leetcode.com/problems/second-minimum-node-in-a-binary-tree
264,Ugly Number II,42.0%,Medium,0.025923110599373623, https://leetcode.com/problems/ugly-number-ii
104,Maximum Depth of Binary Tree,66.0%,Easy,0.024815169119723996, https://leetcode.com/problems/maximum-depth-of-binary-tree
426,Convert Binary Search Tree to Sorted Doubly Linked List,59.1%,Medium,0.024214258120594613, https://leetcode.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list
662,Maximum Width of Binary Tree,41.0%,Medium,0.024116924478312346, https://leetcode.com/problems/maximum-width-of-binary-tree
844,Backspace String Compare,46.4%,Easy,0.0235551325028849, https://leetcode.com/problems/backspace-string-compare
50,Pow(x, n),30.3%,Medium,0.022194620516948222, https://leetcode.com/problems/powx-n
278,First Bad Version,35.7%,Easy,0.021394050366625766, https://leetcode.com/problems/first-bad-version
45,Jump Game II,30.6%,Hard,0.021353124470568974, https://leetcode.com/problems/jump-game-ii
350,Intersection of Two Arrays II,51.4%,Easy,0.020680587107206983, https://leetcode.com/problems/intersection-of-two-arrays-ii
26,Remove Duplicates from Sorted Array,45.1%,Easy,0.017426260234777304, https://leetcode.com/problems/remove-duplicates-from-sorted-array
299,Bulls and Cows,42.4%,Easy,0.016227536621756702, https://leetcode.com/problems/bulls-and-cows
516,Longest Palindromic Subsequence,53.2%,Medium,0.014931221774984842, https://leetcode.com/problems/longest-palindromic-subsequence
202,Happy Number,50.4%,Easy,0.014045174703047602, https://leetcode.com/problems/happy-number
581,Shortest Unsorted Continuous Subarray,31.1%,Easy,0.013342426083839913, https://leetcode.com/problems/shortest-unsorted-continuous-subarray
154,Find Minimum in Rotated Sorted Array II,41.6%,Hard,0.013222109274363887, https://leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii
852,Peak Index in a Mountain Array,71.6%,Easy,0.012618463959211509, https://leetcode.com/problems/peak-index-in-a-mountain-array
941,Valid Mountain Array,33.2%,Easy,0.011139073683009305, https://leetcode.com/problems/valid-mountain-array
94,Binary Tree Inorder Traversal,63.3%,Medium,0.007533307577636257, https://leetcode.com/problems/binary-tree-inorder-traversal
145,Binary Tree Postorder Traversal,55.0%,Hard,0.00751459482064135, https://leetcode.com/problems/binary-tree-postorder-traversal
349,Intersection of Two Arrays,62.5%,Easy,0.00725034896230682, https://leetcode.com/problems/intersection-of-two-arrays
203,Remove Linked List Elements,38.6%,Easy,0.006479067005887776, https://leetcode.com/problems/remove-linked-list-elements
690,Employee Importance,57.3%,Easy,0, https://leetcode.com/problems/employee-importance
171,Excel Sheet Column Number,55.9%,Easy,0, https://leetcode.com/problems/excel-sheet-column-number
373,Find K Pairs with Smallest Sums,36.7%,Medium,0, https://leetcode.com/problems/find-k-pairs-with-smallest-sums
735,Asteroid Collision,41.0%,Medium,0, https://leetcode.com/problems/asteroid-collision
710,Random Pick with Blacklist,32.5%,Hard,0, https://leetcode.com/problems/random-pick-with-blacklist
1064,Fixed Point,66.5%,Easy,0, https://leetcode.com/problems/fixed-point
1039,Minimum Score Triangulation of Polygon,49.1%,Medium,0, https://leetcode.com/problems/minimum-score-triangulation-of-polygon
1334,Find the City With the Smallest Number of Neighbors at a Threshold Distance,44.5%,Medium,0, https://leetcode.com/problems/find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance
1400,Construct K Palindrome Strings,60.4%,Medium,0, https://leetcode.com/problems/construct-k-palindrome-strings
1462,Course Schedule IV,41.9%,Medium,0, https://leetcode.com/problems/course-schedule-iv
1 427 Construct Quad Tree 61.4% Medium 3.2025777670666282 https://leetcode.com/problems/construct-quad-tree
2 291 Word Pattern II 43.4% Hard 3.0090998629797148 https://leetcode.com/problems/word-pattern-ii
3 529 Minesweeper 59.1% Medium 2.8156219588928013 https://leetcode.com/problems/minesweeper
4 305 Number of Islands II 40.1% Hard 2.7873368509214487 https://leetcode.com/problems/number-of-islands-ii
5 741 Cherry Pickup 33.9% Hard 2.728198259587133 https://leetcode.com/problems/cherry-pickup
6 757 Set Intersection Size At Least Two 40.1% Hard 2.5347203555002196 https://leetcode.com/problems/set-intersection-size-at-least-two
7 332 Reconstruct Itinerary 36.7% Medium 2.473063947812065 https://leetcode.com/problems/reconstruct-itinerary
8 341 Flatten Nested List Iterator 52.9% Medium 2.4575427125463496 https://leetcode.com/problems/flatten-nested-list-iterator
9 68 Text Justification 27.7% Hard 2.4560547921829063 https://leetcode.com/problems/text-justification
10 465 Optimal Account Balancing 46.9% Hard 2.3937825793600807 https://leetcode.com/problems/optimal-account-balancing
11 146 LRU Cache 33.2% Medium 2.2330774739793853 https://leetcode.com/problems/lru-cache
12 262 Trips and Users 32.7% Hard 2.179117086708829 https://leetcode.com/problems/trips-and-users
13 56 Merge Intervals 39.3% Medium 1.9856391826219157 https://leetcode.com/problems/merge-intervals
14 267 Palindrome Permutation II 36.4% Medium 1.9644220544755755 https://leetcode.com/problems/palindrome-permutation-ii
15 36 Valid Sudoku 48.7% Medium 1.96380460343855 https://leetcode.com/problems/valid-sudoku
16 655 Print Binary Tree 55.0% Medium 1.9142294173827312 https://leetcode.com/problems/print-binary-tree
17 227 Basic Calculator II 36.9% Medium 1.831507899537194 https://leetcode.com/problems/basic-calculator-ii
18 42 Trapping Rain Water 48.9% Hard 1.8228811997291605 https://leetcode.com/problems/trapping-rain-water
19 200 Number of Islands 46.8% Medium 1.809092583045218 https://leetcode.com/problems/number-of-islands
20 986 Interval List Intersections 67.3% Medium 1.7189319563632988 https://leetcode.com/problems/interval-list-intersections
21 297 Serialize and Deserialize Binary Tree 47.5% Hard 1.6607276556789818 https://leetcode.com/problems/serialize-and-deserialize-binary-tree
22 253 Meeting Rooms II 45.7% Medium 1.6305479346444065 https://leetcode.com/problems/meeting-rooms-ii
23 1 Two Sum 45.6% Easy 1.6253762244734984 https://leetcode.com/problems/two-sum
24 428 Serialize and Deserialize N-ary Tree 59.4% Hard 1.619513564422842 https://leetcode.com/problems/serialize-and-deserialize-n-ary-tree
25 380 Insert Delete GetRandom O(1) 47.5% Medium 1.5587288098338494 https://leetcode.com/problems/insert-delete-getrandom-o1
26 773 Sliding Puzzle 59.3% Hard 1.5000532464765486 https://leetcode.com/problems/sliding-puzzle
27 359 Logger Rate Limiter 70.8% Easy 1.4642891467178614 https://leetcode.com/problems/logger-rate-limiter
28 772 Basic Calculator III 41.3% Hard 1.324801306769502 https://leetcode.com/problems/basic-calculator-iii
29 166 Fraction to Recurring Decimal 21.6% Medium 1.3061986410149267 https://leetcode.com/problems/fraction-to-recurring-decimal
30 780 Reaching Points 29.4% Hard 1.277920355988899 https://leetcode.com/problems/reaching-points
31 239 Sliding Window Maximum 43.0% Hard 1.2321602024355653 https://leetcode.com/problems/sliding-window-maximum
32 224 Basic Calculator 36.8% Hard 1.204714054955524 https://leetcode.com/problems/basic-calculator
33 49 Group Anagrams 56.9% Medium 1.190205287799969 https://leetcode.com/problems/group-anagrams
34 17 Letter Combinations of a Phone Number 46.8% Medium 1.1735261038835452 https://leetcode.com/problems/letter-combinations-of-a-phone-number
35 212 Word Search II 34.9% Hard 1.1712646007295122 https://leetcode.com/problems/word-search-ii
36 642 Design Search Autocomplete System 44.7% Hard 1.1539027516811295 https://leetcode.com/problems/design-search-autocomplete-system
37 361 Bomb Enemy 46.0% Medium 1.1535711729488671 https://leetcode.com/problems/bomb-enemy
38 139 Word Break 40.1% Medium 1.1489605133291307 https://leetcode.com/problems/word-break
39 286 Walls and Gates 54.5% Medium 1.1385638280265375 https://leetcode.com/problems/walls-and-gates
40 591 Tag Validator 34.3% Hard 1.133098464739279 https://leetcode.com/problems/tag-validator
41 336 Palindrome Pairs 33.7% Hard 1.1081703064742152 https://leetcode.com/problems/palindrome-pairs
42 636 Exclusive Time of Functions 51.9% Medium 1.070608304685468 https://leetcode.com/problems/exclusive-time-of-functions
43 128 Longest Consecutive Sequence 45.1% Hard 1.0687708064824162 https://leetcode.com/problems/longest-consecutive-sequence
44 381 Insert Delete GetRandom O(1) - Duplicates allowed 34.1% Hard 1.0261327161577256 https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allowed
45 34 Find First and Last Position of Element in Sorted Array 36.2% Medium 1.025636061253605 https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array
46 365 Water and Jug Problem 30.6% Medium 1.0087460326577822 https://leetcode.com/problems/water-and-jug-problem
47 269 Alien Dictionary 33.3% Hard 0.991185435747213 https://leetcode.com/problems/alien-dictionary
48 254 Factor Combinations 46.7% Medium 0.9907010014908804 https://leetcode.com/problems/factor-combinations
49 528 Random Pick with Weight 43.9% Medium 0.9735653552899035 https://leetcode.com/problems/random-pick-with-weight
50 149 Max Points on a Line 16.9% Hard 0.9593743180104668 https://leetcode.com/problems/max-points-on-a-line
51 10 Regular Expression Matching 26.8% Hard 0.9228325761309415 https://leetcode.com/problems/regular-expression-matching
52 76 Minimum Window Substring 34.6% Hard 0.9170093359386342 https://leetcode.com/problems/minimum-window-substring
53 679 24 Game 46.4% Hard 0.8636247536746324 https://leetcode.com/problems/24-game
54 329 Longest Increasing Path in a Matrix 43.4% Hard 0.8540205747820803 https://leetcode.com/problems/longest-increasing-path-in-a-matrix
55 99 Recover Binary Search Tree 39.7% Hard 0.8394185237297231 https://leetcode.com/problems/recover-binary-search-tree
56 640 Solve the Equation 42.0% Medium 0.8389208480491557 https://leetcode.com/problems/solve-the-equation
57 1135 Connecting Cities With Minimum Cost 57.5% Medium 0.8224378230678087 https://leetcode.com/problems/connecting-cities-with-minimum-cost
58 22 Generate Parentheses 62.7% Medium 0.8167408078117945 https://leetcode.com/problems/generate-parentheses
59 2 Add Two Numbers 33.9% Medium 0.8029174283671102 https://leetcode.com/problems/add-two-numbers
60 173 Binary Search Tree Iterator 56.6% Medium 0.8009344168671371 https://leetcode.com/problems/binary-search-tree-iterator
61 57 Insert Interval 33.5% Hard 0.784728817691922 https://leetcode.com/problems/insert-interval
62 126 Word Ladder II 22.1% Hard 0.7710576539985173 https://leetcode.com/problems/word-ladder-ii
63 32 Longest Valid Parentheses 28.4% Hard 0.7455268411597167 https://leetcode.com/problems/longest-valid-parentheses
64 251 Flatten 2D Vector 45.7% Medium 0.74087494933668 https://leetcode.com/problems/flatten-2d-vector
65 133 Clone Graph 34.8% Medium 0.7325956832523879 https://leetcode.com/problems/clone-graph
66 535 Encode and Decode TinyURL 79.9% Medium 0.7284232783609871 https://leetcode.com/problems/encode-and-decode-tinyurl
67 127 Word Ladder 29.6% Medium 0.6998711506076138 https://leetcode.com/problems/word-ladder
68 4 Median of Two Sorted Arrays 29.6% Hard 0.6933425502977945 https://leetcode.com/problems/median-of-two-sorted-arrays
69 273 Integer to English Words 27.1% Hard 0.6853686009593172 https://leetcode.com/problems/integer-to-english-words
70 244 Shortest Word Distance II 52.3% Medium 0.6781843078832329 https://leetcode.com/problems/shortest-word-distance-ii
71 936 Stamping The Sequence 42.8% Hard 0.6737290947028437 https://leetcode.com/problems/stamping-the-sequence
72 218 The Skyline Problem 34.6% Hard 0.6570184564714399 https://leetcode.com/problems/the-skyline-problem
73 54 Spiral Matrix 34.1% Medium 0.628586606031113 https://leetcode.com/problems/spiral-matrix
74 23 Merge k Sorted Lists 40.2% Hard 0.5853931037905282 https://leetcode.com/problems/merge-k-sorted-lists
75 388 Longest Absolute File Path 41.8% Medium 0.5850223231279691 https://leetcode.com/problems/longest-absolute-file-path
76 37 Sudoku Solver 43.6% Hard 0.5747320517924429 https://leetcode.com/problems/sudoku-solver
77 15 3Sum 26.8% Medium 0.5615794220738226 https://leetcode.com/problems/3sum
78 208 Implement Trie (Prefix Tree) 49.4% Medium 0.554408039893292 https://leetcode.com/problems/implement-trie-prefix-tree
79 658 Find K Closest Elements 40.9% Medium 0.5351504766219078 https://leetcode.com/problems/find-k-closest-elements
80 158 Read N Characters Given Read4 II - Call multiple times 33.8% Hard 0.5089658995317979 https://leetcode.com/problems/read-n-characters-given-read4-ii-call-multiple-times
81 20 Valid Parentheses 39.0% Easy 0.4867693607438125 https://leetcode.com/problems/valid-parentheses
82 527 Word Abbreviation 54.3% Hard 0.48285177172358457 https://leetcode.com/problems/word-abbreviation
83 91 Decode Ways 24.7% Medium 0.46914273798301376 https://leetcode.com/problems/decode-ways
84 3 Longest Substring Without Repeating Characters 30.4% Medium 0.46498482873214675 https://leetcode.com/problems/longest-substring-without-repeating-characters
85 79 Word Search 35.6% Medium 0.451219934510799 https://leetcode.com/problems/word-search
86 668 Kth Smallest Number in Multiplication Table 45.6% Hard 0.4506902061131003 https://leetcode.com/problems/kth-smallest-number-in-multiplication-table
87 85 Maximal Rectangle 37.7% Hard 0.4492357711634929 https://leetcode.com/problems/maximal-rectangle
88 353 Design Snake Game 34.2% Medium 0.44572532239455054 https://leetcode.com/problems/design-snake-game
89 221 Maximal Square 37.7% Medium 0.4439595076531865 https://leetcode.com/problems/maximal-square
90 207 Course Schedule 43.1% Medium 0.43737967140902645 https://leetcode.com/problems/course-schedule
91 346 Moving Average from Data Stream 70.9% Easy 0.43127299206403696 https://leetcode.com/problems/moving-average-from-data-stream
92 1281 Subtract the Product and Sum of Digits of an Integer 85.2% Easy 0.4301109053149923 https://leetcode.com/problems/subtract-the-product-and-sum-of-digits-of-an-integer
93 289 Game of Life 54.5% Medium 0.42436217241512136 https://leetcode.com/problems/game-of-life
94 301 Remove Invalid Parentheses 43.3% Hard 0.4217256289799447 https://leetcode.com/problems/remove-invalid-parentheses
95 362 Design Hit Counter 63.7% Medium 0.41908233979999515 https://leetcode.com/problems/design-hit-counter
96 863 All Nodes Distance K in Binary Tree 55.4% Medium 0.4169423860623174 https://leetcode.com/problems/all-nodes-distance-k-in-binary-tree
97 97 Interleaving String 31.5% Hard 0.4167762826896874 https://leetcode.com/problems/interleaving-string
98 243 Shortest Word Distance 61.0% Easy 0.41203384391389536 https://leetcode.com/problems/shortest-word-distance
99 130 Surrounded Regions 28.1% Medium 0.41116654890890914 https://leetcode.com/problems/surrounded-regions
100 568 Maximum Vacation Days 40.8% Hard 0.4036217896138752 https://leetcode.com/problems/maximum-vacation-days
101 53 Maximum Subarray 46.5% Easy 0.3975151615275705 https://leetcode.com/problems/maximum-subarray
102 21 Merge Two Sorted Lists 53.5% Easy 0.38844463176041194 https://leetcode.com/problems/merge-two-sorted-lists
103 1188 Design Bounded Blocking Queue 70.5% Medium 0.3828597229337993 https://leetcode.com/problems/design-bounded-blocking-queue
104 39 Combination Sum 56.1% Medium 0.38138852814402385 https://leetcode.com/problems/combination-sum
105 282 Expression Add Operators 35.5% Hard 0.37930977098051977 https://leetcode.com/problems/expression-add-operators
106 279 Perfect Squares 47.4% Medium 0.3741145782240884 https://leetcode.com/problems/perfect-squares
107 552 Student Attendance Record II 36.7% Hard 0.37292635232139065 https://leetcode.com/problems/student-attendance-record-ii
108 759 Employee Free Time 66.3% Hard 0.3704034385719028 https://leetcode.com/problems/employee-free-time
109 815 Bus Routes 42.5% Hard 0.3449091275382815 https://leetcode.com/problems/bus-routes
110 805 Split Array With Same Average 26.4% Hard 0.3416302106614813 https://leetcode.com/problems/split-array-with-same-average
111 895 Maximum Frequency Stack 60.6% Hard 0.33520721431462625 https://leetcode.com/problems/maximum-frequency-stack
112 493 Reverse Pairs 25.2% Hard 0.33395175639587793 https://leetcode.com/problems/reverse-pairs
113 399 Evaluate Division 51.6% Medium 0.3338128467131867 https://leetcode.com/problems/evaluate-division
114 238 Product of Array Except Self 60.1% Medium 0.332046078454996 https://leetcode.com/problems/product-of-array-except-self
115 5 Longest Palindromic Substring 29.5% Medium 0.32616692072076214 https://leetcode.com/problems/longest-palindromic-substring
116 295 Find Median from Data Stream 44.3% Hard 0.32347449067924283 https://leetcode.com/problems/find-median-from-data-stream
117 11 Container With Most Water 50.8% Medium 0.3160977539241027 https://leetcode.com/problems/container-with-most-water
118 542 01 Matrix 39.8% Medium 0.3127505293143989 https://leetcode.com/problems/01-matrix
119 315 Count of Smaller Numbers After Self 41.5% Hard 0.30851522790511515 https://leetcode.com/problems/count-of-smaller-numbers-after-self
120 131 Palindrome Partitioning 47.5% Medium 0.3001175559774547 https://leetcode.com/problems/palindrome-partitioning
121 311 Sparse Matrix Multiplication 61.9% Medium 0.2957254800409785 https://leetcode.com/problems/sparse-matrix-multiplication
122 74 Search a 2D Matrix 36.5% Medium 0.29107845681405486 https://leetcode.com/problems/search-a-2d-matrix
123 51 N-Queens 46.6% Hard 0.28871459706597014 https://leetcode.com/problems/n-queens
124 161 One Edit Distance 32.3% Medium 0.28698931177288023 https://leetcode.com/problems/one-edit-distance
125 121 Best Time to Buy and Sell Stock 50.5% Easy 0.2868445347634817 https://leetcode.com/problems/best-time-to-buy-and-sell-stock
126 451 Sort Characters By Frequency 63.0% Medium 0.285942725510602 https://leetcode.com/problems/sort-characters-by-frequency
127 1136 Parallel Courses 61.1% Hard 0.2858421455297737 https://leetcode.com/problems/parallel-courses
128 699 Falling Squares 41.8% Hard 0.2856138193877219 https://leetcode.com/problems/falling-squares
129 969 Pancake Sorting 67.5% Medium 0.27343004974457946 https://leetcode.com/problems/pancake-sorting
130 348 Design Tic-Tac-Toe 54.3% Medium 0.2625527836498761 https://leetcode.com/problems/design-tic-tac-toe
131 290 Word Pattern 37.0% Easy 0.2601476821005732 https://leetcode.com/problems/word-pattern
132 33 Search in Rotated Sorted Array 34.5% Medium 0.2561733762253273 https://leetcode.com/problems/search-in-rotated-sorted-array
133 432 All O`one Data Structure 32.4% Hard 0.25091823176225275 https://leetcode.com/problems/all-oone-data-structure
134 977 Squares of a Sorted Array 72.1% Easy 0.24816891888115009 https://leetcode.com/problems/squares-of-a-sorted-array
135 13 Roman to Integer 55.7% Easy 0.24545840052279075 https://leetcode.com/problems/roman-to-integer
136 490 The Maze 51.4% Medium 0.24202227192369596 https://leetcode.com/problems/the-maze
137 138 Copy List with Random Pointer 36.4% Medium 0.2330001096609468 https://leetcode.com/problems/copy-list-with-random-pointer
138 652 Find Duplicate Subtrees 50.2% Medium 0.23015822831359434 https://leetcode.com/problems/find-duplicate-subtrees
139 59 Spiral Matrix II 53.9% Medium 0.22687712200146865 https://leetcode.com/problems/spiral-matrix-ii
140 420 Strong Password Checker 14.0% Hard 0.22471711576164025 https://leetcode.com/problems/strong-password-checker
141 445 Add Two Numbers II 54.5% Medium 0.22413561488763817 https://leetcode.com/problems/add-two-numbers-ii
142 46 Permutations 63.5% Medium 0.21322871153926434 https://leetcode.com/problems/permutations
143 41 First Missing Positive 32.0% Hard 0.20827230480570424 https://leetcode.com/problems/first-missing-positive
144 43 Multiply Strings 33.9% Medium 0.20674898228580507 https://leetcode.com/problems/multiply-strings
145 934 Shortest Bridge 48.2% Medium 0.20666322275821203 https://leetcode.com/problems/shortest-bridge
146 450 Delete Node in a BST 43.1% Medium 0.2063522880195106 https://leetcode.com/problems/delete-node-in-a-bst
147 733 Flood Fill 55.3% Easy 0.20573399741869788 https://leetcode.com/problems/flood-fill
148 954 Array of Doubled Pairs 35.6% Medium 0.20294084399669032 https://leetcode.com/problems/array-of-doubled-pairs
149 140 Word Break II 32.6% Hard 0.19849973124449666 https://leetcode.com/problems/word-break-ii
150 31 Next Permutation 32.6% Medium 0.19579797845713617 https://leetcode.com/problems/next-permutation
151 767 Reorganize String 48.7% Medium 0.1940772649823193 https://leetcode.com/problems/reorganize-string
152 283 Move Zeroes 57.8% Easy 0.18960312780683863 https://leetcode.com/problems/move-zeroes
153 694 Number of Distinct Islands 56.0% Medium 0.18924199963852842 https://leetcode.com/problems/number-of-distinct-islands
154 186 Reverse Words in a String II 43.3% Medium 0.1887940712995721 https://leetcode.com/problems/reverse-words-in-a-string-ii
155 449 Serialize and Deserialize BST 52.0% Medium 0.1860058460684763 https://leetcode.com/problems/serialize-and-deserialize-bst
156 438 Find All Anagrams in a String 43.3% Medium 0.18564799141482685 https://leetcode.com/problems/find-all-anagrams-in-a-string
157 518 Coin Change 2 50.2% Medium 0.18373876827436816 https://leetcode.com/problems/coin-change-2
158 486 Predict the Winner 47.9% Medium 0.17647417648741714 https://leetcode.com/problems/predict-the-winner
159 135 Candy 31.6% Hard 0.17296269248039503 https://leetcode.com/problems/candy
160 24 Swap Nodes in Pairs 50.4% Medium 0.1729418749687828 https://leetcode.com/problems/swap-nodes-in-pairs
161 1278 Palindrome Partitioning III 59.9% Hard 0.17284281283941086 https://leetcode.com/problems/palindrome-partitioning-iii
162 567 Permutation in String 44.4% Medium 0.16931057302189864 https://leetcode.com/problems/permutation-in-string
163 198 House Robber 42.0% Easy 0.16929591377679865 https://leetcode.com/problems/house-robber
164 69 Sqrt(x) 33.9% Easy 0.1690194941008683 https://leetcode.com/problems/sqrtx
165 75 Sort Colors 47.3% Medium 0.1656671218888174 https://leetcode.com/problems/sort-colors
166 249 Group Shifted Strings 55.1% Medium 0.16122347914767343 https://leetcode.com/problems/group-shifted-strings
167 211 Add and Search Word - Data structure design 38.1% Medium 0.15519944762134272 https://leetcode.com/problems/add-and-search-word-data-structure-design
168 124 Binary Tree Maximum Path Sum 34.3% Hard 0.15512094811323265 https://leetcode.com/problems/binary-tree-maximum-path-sum
169 979 Distribute Coins in Binary Tree 68.9% Medium 0.15348688956060175 https://leetcode.com/problems/distribute-coins-in-binary-tree
170 722 Remove Comments 34.6% Medium 0.1529693447814272 https://leetcode.com/problems/remove-comments
171 959 Regions Cut By Slashes 66.2% Medium 0.1507867227152846 https://leetcode.com/problems/regions-cut-by-slashes
172 706 Design HashMap 61.3% Easy 0.1476880076475794 https://leetcode.com/problems/design-hashmap
173 695 Max Area of Island 62.7% Medium 0.1453113999428855 https://leetcode.com/problems/max-area-of-island
174 78 Subsets 62.0% Medium 0.14504470601712524 https://leetcode.com/problems/subsets
175 210 Course Schedule II 40.7% Medium 0.1438838393073597 https://leetcode.com/problems/course-schedule-ii
176 317 Shortest Distance from All Buildings 41.4% Hard 0.14387423888417297 https://leetcode.com/problems/shortest-distance-from-all-buildings
177 40 Combination Sum II 48.2% Medium 0.14322916392828683 https://leetcode.com/problems/combination-sum-ii
178 395 Longest Substring with At Least K Repeating Characters 41.4% Medium 0.14261022668001652 https://leetcode.com/problems/longest-substring-with-at-least-k-repeating-characters
179 769 Max Chunks To Make Sorted 54.8% Medium 0.14019808398271194 https://leetcode.com/problems/max-chunks-to-make-sorted
180 242 Valid Anagram 56.9% Easy 0.13963976683590715 https://leetcode.com/problems/valid-anagram
181 855 Exam Room 43.1% Medium 0.13804422079620546 https://leetcode.com/problems/exam-room
182 340 Longest Substring with At Most K Distinct Characters 44.1% Hard 0.13652366061094043 https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters
183 322 Coin Change 35.5% Medium 0.13572462473832947 https://leetcode.com/problems/coin-change
184 255 Verify Preorder Sequence in Binary Search Tree 45.7% Medium 0.1348842676899421 https://leetcode.com/problems/verify-preorder-sequence-in-binary-search-tree
185 981 Time Based Key-Value Store 53.1% Medium 0.1316303182973487 https://leetcode.com/problems/time-based-key-value-store
186 118 Pascal's Triangle 52.5% Easy 0.12852395589356347 https://leetcode.com/problems/pascals-triangle
187 968 Binary Tree Cameras 37.5% Hard 0.12586422089000404 https://leetcode.com/problems/binary-tree-cameras
188 235 Lowest Common Ancestor of a Binary Search Tree 49.9% Easy 0.12399764165657076 https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree
189 621 Task Scheduler 50.1% Medium 0.12387972474581618 https://leetcode.com/problems/task-scheduler
190 206 Reverse Linked List 62.5% Easy 0.12378418901663191 https://leetcode.com/problems/reverse-linked-list
191 430 Flatten a Multilevel Doubly Linked List 55.1% Medium 0.12213316890521433 https://leetcode.com/problems/flatten-a-multilevel-doubly-linked-list
192 230 Kth Smallest Element in a BST 60.2% Medium 0.1210793254708764 https://leetcode.com/problems/kth-smallest-element-in-a-bst
193 228 Summary Ranges 39.5% Medium 0.1207191114343526 https://leetcode.com/problems/summary-ranges
194 647 Palindromic Substrings 60.6% Medium 0.1205091763778271 https://leetcode.com/problems/palindromic-substrings
195 460 LFU Cache 34.2% Hard 0.11848160362052347 https://leetcode.com/problems/lfu-cache
196 6 ZigZag Conversion 36.3% Medium 0.11677183708486526 https://leetcode.com/problems/zigzag-conversion
197 72 Edit Distance 44.8% Hard 0.11629970881467097 https://leetcode.com/problems/edit-distance
198 70 Climbing Stairs 47.8% Easy 0.11536054266386848 https://leetcode.com/problems/climbing-stairs
199 16 3Sum Closest 46.0% Medium 0.11410404900826158 https://leetcode.com/problems/3sum-closest
200 229 Majority Element II 35.6% Medium 0.11355198202632807 https://leetcode.com/problems/majority-element-ii
201 155 Min Stack 44.5% Easy 0.11244000234885869 https://leetcode.com/problems/min-stack
202 889 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
203 337 House Robber III 50.6% Medium 0.10284435451079782 https://leetcode.com/problems/house-robber-iii
204 391 Perfect Rectangle 30.5% Hard 0.10109611687136877 https://leetcode.com/problems/perfect-rectangle
205 101 Symmetric Tree 46.8% Easy 0.09821350130564939 https://leetcode.com/problems/symmetric-tree
206 837 New 21 Game 34.6% Medium 0.09646026618756222 https://leetcode.com/problems/new-21-game
207 752 Open the Lock 51.8% Medium 0.09491410658218381 https://leetcode.com/problems/open-the-lock
208 827 Making A Large Island 45.7% Hard 0.09287412500644375 https://leetcode.com/problems/making-a-large-island
209 826 Most Profit Assigning Work 38.5% Medium 0.09287412500644375 https://leetcode.com/problems/most-profit-assigning-work
210 236 Lowest Common Ancestor of a Binary Tree 45.7% Medium 0.0913825929084002 https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree
211 266 Palindrome Permutation 61.9% Easy 0.091248671465145 https://leetcode.com/problems/palindrome-permutation
212 62 Unique Paths 54.1% Medium 0.08965185882136445 https://leetcode.com/problems/unique-paths
213 918 Maximum Sum Circular Subarray 33.7% Medium 0.08881573371064024 https://leetcode.com/problems/maximum-sum-circular-subarray
214 692 Top K Frequent Words 51.8% Medium 0.08839354721658145 https://leetcode.com/problems/top-k-frequent-words
215 7 Reverse Integer 25.8% Easy 0.08735674450872549 https://leetcode.com/problems/reverse-integer
216 150 Evaluate Reverse Polish Notation 36.3% Medium 0.08523043261863501 https://leetcode.com/problems/evaluate-reverse-polish-notation
217 564 Find the Closest Palindrome 19.7% Hard 0.0840831172105414 https://leetcode.com/problems/find-the-closest-palindrome
218 909 Snakes and Ladders 38.4% Medium 0.08392620769993404 https://leetcode.com/problems/snakes-and-ladders
219 646 Maximum Length of Pair Chain 51.9% Medium 0.08112554481236843 https://leetcode.com/problems/maximum-length-of-pair-chain
220 376 Wiggle Subsequence 39.6% Medium 0.08068891125014274 https://leetcode.com/problems/wiggle-subsequence
221 122 Best Time to Buy and Sell Stock II 57.0% Easy 0.08066286273217169 https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii
222 347 Top K Frequent Elements 61.2% Medium 0.08031715021385247 https://leetcode.com/problems/top-k-frequent-elements
223 55 Jump Game 34.6% Medium 0.07748307858552587 https://leetcode.com/problems/jump-game
224 215 Kth Largest Element in an Array 55.4% Medium 0.07620046088541414 https://leetcode.com/problems/kth-largest-element-in-an-array
225 468 Validate IP Address 24.1% Medium 0.07598590697792203 https://leetcode.com/problems/validate-ip-address
226 416 Partition Equal Subset Sum 43.7% Medium 0.07558685936624726 https://leetcode.com/problems/partition-equal-subset-sum
227 8 String to Integer (atoi) 15.4% Medium 0.07412832776627384 https://leetcode.com/problems/string-to-integer-atoi
228 437 Path Sum III 47.2% Medium 0.07349765782290693 https://leetcode.com/problems/path-sum-iii
229 153 Find Minimum in Rotated Sorted Array 45.1% Medium 0.07343579359779528 https://leetcode.com/problems/find-minimum-in-rotated-sorted-array
230 64 Minimum Path Sum 54.5% Medium 0.07259220458870491 https://leetcode.com/problems/minimum-path-sum
231 378 Kth Smallest Element in a Sorted Matrix 54.3% Medium 0.07059096970081927 https://leetcode.com/problems/kth-smallest-element-in-a-sorted-matrix
232 973 K Closest Points to Origin 63.8% Medium 0.06852953312583007 https://leetcode.com/problems/k-closest-points-to-origin
233 1011 Capacity To Ship Packages Within D Days 58.1% Medium 0.06649420875558125 https://leetcode.com/problems/capacity-to-ship-packages-within-d-days
234 277 Find the Celebrity 41.8% Medium 0.06562120535847293 https://leetcode.com/problems/find-the-celebrity
235 298 Binary Tree Longest Consecutive Sequence 47.1% Medium 0.065169635074581 https://leetcode.com/problems/binary-tree-longest-consecutive-sequence
236 334 Increasing Triplet Subsequence 40.0% Medium 0.06274107505168265 https://leetcode.com/problems/increasing-triplet-subsequence
237 300 Longest Increasing Subsequence 42.6% Medium 0.06265630749555627 https://leetcode.com/problems/longest-increasing-subsequence
238 189 Rotate Array 34.7% Easy 0.06260600694223208 https://leetcode.com/problems/rotate-array
239 1171 Remove Zero Sum Consecutive Nodes from Linked List 41.4% Medium 0.06025919151819684 https://leetcode.com/problems/remove-zero-sum-consecutive-nodes-from-linked-list
240 88 Merge Sorted Array 39.4% Easy 0.059258174101133876 https://leetcode.com/problems/merge-sorted-array
241 47 Permutations II 46.4% Medium 0.05897935516253239 https://leetcode.com/problems/permutations-ii
242 102 Binary Tree Level Order Traversal 54.6% Medium 0.056692473087026664 https://leetcode.com/problems/binary-tree-level-order-traversal
243 1038 Binary Search Tree to Greater Sum Tree 80.8% Medium 0.05637058926920947 https://leetcode.com/problems/binary-search-tree-to-greater-sum-tree
244 162 Find Peak Element 43.3% Medium 0.05575061760504993 https://leetcode.com/problems/find-peak-element
245 983 Minimum Cost For Tickets 60.5% Medium 0.05469163590186561 https://leetcode.com/problems/minimum-cost-for-tickets
246 1229 Meeting Scheduler 52.7% Medium 0.053560323833736816 https://leetcode.com/problems/meeting-scheduler
247 829 Consecutive Numbers Sum 37.5% Hard 0.05341723749698583 https://leetcode.com/problems/consecutive-numbers-sum
248 601 Human Traffic of Stadium 41.7% Hard 0.05223119222544569 https://leetcode.com/problems/human-traffic-of-stadium
249 791 Custom Sort String 65.7% Medium 0.05164658886216683 https://leetcode.com/problems/custom-sort-string
250 560 Subarray Sum Equals K 43.9% Medium 0.0512021569656579 https://leetcode.com/problems/subarray-sum-equals-k
251 648 Replace Words 56.6% Medium 0.051162052179868224 https://leetcode.com/problems/replace-words
252 740 Delete and Earn 48.6% Medium 0.05109668266230467 https://leetcode.com/problems/delete-and-earn
253 344 Reverse String 68.5% Easy 0.051072212148151434 https://leetcode.com/problems/reverse-string
254 681 Next Closest Time 45.0% Medium 0.05045206096038863 https://leetcode.com/problems/next-closest-time
255 199 Binary Tree Right Side View 54.1% Medium 0.05001737032794516 https://leetcode.com/problems/binary-tree-right-side-view
256 398 Random Pick Index 56.0% Medium 0.04900272661044917 https://leetcode.com/problems/random-pick-index
257 547 Friend Circles 58.6% Medium 0.04804286211474039 https://leetcode.com/problems/friend-circles
258 1019 Next Greater Node In Linked List 57.4% Medium 0.04795804429616222 https://leetcode.com/problems/next-greater-node-in-linked-list
259 1385 Find the Distance Value Between Two Arrays 67.0% Easy 0.04668292188270772 https://leetcode.com/problems/find-the-distance-value-between-two-arrays
260 670 Maximum Swap 43.6% Medium 0.04630456804168632 https://leetcode.com/problems/maximum-swap
261 98 Validate Binary Search Tree 27.8% Medium 0.046091107200267 https://leetcode.com/problems/validate-binary-search-tree
262 48 Rotate Image 56.7% Medium 0.04495138786226632 https://leetcode.com/problems/rotate-image
263 232 Implement Queue using Stacks 49.6% Easy 0.04423053722733957 https://leetcode.com/problems/implement-queue-using-stacks
264 338 Counting Bits 69.5% Medium 0.0428445715346785 https://leetcode.com/problems/counting-bits
265 611 Valid Triangle Number 48.4% Medium 0.04255961441879593 https://leetcode.com/problems/valid-triangle-number
266 114 Flatten Binary Tree to Linked List 49.3% Medium 0.04234332805480797 https://leetcode.com/problems/flatten-binary-tree-to-linked-list
267 739 Daily Temperatures 63.3% Medium 0.03954060923825168 https://leetcode.com/problems/daily-temperatures
268 66 Plus One 43.0% Easy 0.039245846990968294 https://leetcode.com/problems/plus-one
269 992 Subarrays with K Different Integers 48.6% Hard 0.03700699810869683 https://leetcode.com/problems/subarrays-with-k-different-integers
270 729 My Calendar I 51.8% Medium 0.036433902246102004 https://leetcode.com/problems/my-calendar-i
271 125 Valid Palindrome 36.7% Easy 0.035266657982323354 https://leetcode.com/problems/valid-palindrome
272 152 Maximum Product Subarray 31.7% Medium 0.034438665054543384 https://leetcode.com/problems/maximum-product-subarray
273 177 Nth Highest Salary 31.4% Medium 0.032054026290083464 https://leetcode.com/problems/nth-highest-salary
274 1146 Snapshot Array 37.0% Medium 0.0317991816929387 https://leetcode.com/problems/snapshot-array
275 1091 Shortest Path in Binary Matrix 38.2% Medium 0.03164821095078173 https://leetcode.com/problems/shortest-path-in-binary-matrix
276 339 Nested List Weight Sum 74.0% Easy 0.02960986116720276 https://leetcode.com/problems/nested-list-weight-sum
277 671 Second Minimum Node In a Binary Tree 42.7% Easy 0.02958795718549609 https://leetcode.com/problems/second-minimum-node-in-a-binary-tree
278 264 Ugly Number II 42.0% Medium 0.025923110599373623 https://leetcode.com/problems/ugly-number-ii
279 104 Maximum Depth of Binary Tree 66.0% Easy 0.024815169119723996 https://leetcode.com/problems/maximum-depth-of-binary-tree
280 426 Convert Binary Search Tree to Sorted Doubly Linked List 59.1% Medium 0.024214258120594613 https://leetcode.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list
281 662 Maximum Width of Binary Tree 41.0% Medium 0.024116924478312346 https://leetcode.com/problems/maximum-width-of-binary-tree
282 844 Backspace String Compare 46.4% Easy 0.0235551325028849 https://leetcode.com/problems/backspace-string-compare
283 50 Pow(x n) 30.3% Medium 0.022194620516948222 https://leetcode.com/problems/powx-n
284 278 First Bad Version 35.7% Easy 0.021394050366625766 https://leetcode.com/problems/first-bad-version
285 45 Jump Game II 30.6% Hard 0.021353124470568974 https://leetcode.com/problems/jump-game-ii
286 350 Intersection of Two Arrays II 51.4% Easy 0.020680587107206983 https://leetcode.com/problems/intersection-of-two-arrays-ii
287 26 Remove Duplicates from Sorted Array 45.1% Easy 0.017426260234777304 https://leetcode.com/problems/remove-duplicates-from-sorted-array
288 299 Bulls and Cows 42.4% Easy 0.016227536621756702 https://leetcode.com/problems/bulls-and-cows
289 516 Longest Palindromic Subsequence 53.2% Medium 0.014931221774984842 https://leetcode.com/problems/longest-palindromic-subsequence
290 202 Happy Number 50.4% Easy 0.014045174703047602 https://leetcode.com/problems/happy-number
291 581 Shortest Unsorted Continuous Subarray 31.1% Easy 0.013342426083839913 https://leetcode.com/problems/shortest-unsorted-continuous-subarray
292 154 Find Minimum in Rotated Sorted Array II 41.6% Hard 0.013222109274363887 https://leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii
293 852 Peak Index in a Mountain Array 71.6% Easy 0.012618463959211509 https://leetcode.com/problems/peak-index-in-a-mountain-array
294 941 Valid Mountain Array 33.2% Easy 0.011139073683009305 https://leetcode.com/problems/valid-mountain-array
295 94 Binary Tree Inorder Traversal 63.3% Medium 0.007533307577636257 https://leetcode.com/problems/binary-tree-inorder-traversal
296 145 Binary Tree Postorder Traversal 55.0% Hard 0.00751459482064135 https://leetcode.com/problems/binary-tree-postorder-traversal
297 349 Intersection of Two Arrays 62.5% Easy 0.00725034896230682 https://leetcode.com/problems/intersection-of-two-arrays
298 203 Remove Linked List Elements 38.6% Easy 0.006479067005887776 https://leetcode.com/problems/remove-linked-list-elements
299 690 Employee Importance 57.3% Easy 0 https://leetcode.com/problems/employee-importance
300 171 Excel Sheet Column Number 55.9% Easy 0 https://leetcode.com/problems/excel-sheet-column-number
301 373 Find K Pairs with Smallest Sums 36.7% Medium 0 https://leetcode.com/problems/find-k-pairs-with-smallest-sums
302 735 Asteroid Collision 41.0% Medium 0 https://leetcode.com/problems/asteroid-collision
303 710 Random Pick with Blacklist 32.5% Hard 0 https://leetcode.com/problems/random-pick-with-blacklist
304 1064 Fixed Point 66.5% Easy 0 https://leetcode.com/problems/fixed-point
305 1039 Minimum Score Triangulation of Polygon 49.1% Medium 0 https://leetcode.com/problems/minimum-score-triangulation-of-polygon
306 1334 Find the City With the Smallest Number of Neighbors at a Threshold Distance 44.5% Medium 0 https://leetcode.com/problems/find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance
307 1400 Construct K Palindrome Strings 60.4% Medium 0 https://leetcode.com/problems/construct-k-palindrome-strings
308 1462 Course Schedule IV 41.9% Medium 0 https://leetcode.com/problems/course-schedule-iv