ID,Title,Acceptance,Difficulty,Frequency,Leetcode Question Link 1,Two Sum,45.6%,Easy,0.900096464956218, https://leetcode.com/problems/two-sum 2,Add Two Numbers,33.9%,Medium,0.7674901747071898, https://leetcode.com/problems/add-two-numbers 741,Cherry Pickup,33.9%,Hard,0.6348838844581617, https://leetcode.com/problems/cherry-pickup 21,Merge Two Sorted Lists,53.5%,Easy,0.5022775942091335, https://leetcode.com/problems/merge-two-sorted-lists 5,Longest Palindromic Substring,29.5%,Medium,0.36967130396010545, https://leetcode.com/problems/longest-palindromic-substring 3,Longest Substring Without Repeating Characters,30.4%,Medium,0.33543751206600453, https://leetcode.com/problems/longest-substring-without-repeating-characters 4,Median of Two Sorted Arrays,29.6%,Hard,0.30208546395829133, https://leetcode.com/problems/median-of-two-sorted-arrays 15,3Sum,26.8%,Medium,0.25552496081724957, https://leetcode.com/problems/3sum 1096,Brace Expansion II,62.2%,Hard,0.2363887780642304, https://leetcode.com/problems/brace-expansion-ii 7,Reverse Integer,25.8%,Easy,0.2202424163450189, https://leetcode.com/problems/reverse-integer 192,Word Frequency,25.8%,Medium,0.21614863444241852, https://leetcode.com/problems/word-frequency 274,H-Index,36.1%,Medium,0.19380371568797425, https://leetcode.com/problems/h-index 206,Reverse Linked List,62.5%,Easy,0.1563653350583309, https://leetcode.com/problems/reverse-linked-list 706,Design HashMap,61.3%,Easy,0.1476880076475794, https://leetcode.com/problems/design-hashmap 22,Generate Parentheses,62.7%,Medium,0.14612656455721032, https://leetcode.com/problems/generate-parentheses 175,Combine Two Tables,60.8%,Easy,0.1453647140234507, https://leetcode.com/problems/combine-two-tables 728,Self Dividing Numbers,74.3%,Easy,0.14501328757782014, https://leetcode.com/problems/self-dividing-numbers 726,Number of Atoms,49.0%,Hard,0.13804422079620546, https://leetcode.com/problems/number-of-atoms 146,LRU Cache,33.2%,Medium,0.13057313078965735, https://leetcode.com/problems/lru-cache 42,Trapping Rain Water,48.9%,Hard,0.12389276378675394, https://leetcode.com/problems/trapping-rain-water 446,Arithmetic Slices II - Subsequence,32.7%,Hard,0.12099331128663167, https://leetcode.com/problems/arithmetic-slices-ii-subsequence 6,ZigZag Conversion,36.3%,Medium,0.11677183708486526, https://leetcode.com/problems/zigzag-conversion 368,Largest Divisible Subset,38.0%,Medium,0.11624101530456815, https://leetcode.com/problems/largest-divisible-subset 238,Product of Array Except Self,60.1%,Medium,0.11255129774720934, https://leetcode.com/problems/product-of-array-except-self 82,Remove Duplicates from Sorted List II,36.8%,Medium,0.1110882064011508, https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii 53,Maximum Subarray,46.5%,Easy,0.10102310445192379, https://leetcode.com/problems/maximum-subarray 725,Split Linked List in Parts,52.2%,Medium,0.1007562928969156, https://leetcode.com/problems/split-linked-list-in-parts 12,Integer to Roman,55.1%,Medium,0.09981819303484349, https://leetcode.com/problems/integer-to-roman 836,Rectangle Overlap,48.6%,Easy,0.09358079943969791, https://leetcode.com/problems/rectangle-overlap 31,Next Permutation,32.6%,Medium,0.09178119886142269, https://leetcode.com/problems/next-permutation 929,Unique Email Addresses,67.4%,Easy,0.09107126584446965, https://leetcode.com/problems/unique-email-addresses 11,Container With Most Water,50.8%,Medium,0.08887230664829432, https://leetcode.com/problems/container-with-most-water 214,Shortest Palindrome,29.8%,Hard,0.0753494372417868, https://leetcode.com/problems/shortest-palindrome 76,Minimum Window Substring,34.6%,Hard,0.07378420845373558, https://leetcode.com/problems/minimum-window-substring 987,Vertical Order Traversal of a Binary Tree,36.6%,Medium,0.070392125446596, https://leetcode.com/problems/vertical-order-traversal-of-a-binary-tree 1114,Print in Order,65.7%,Easy,0.0700675626167169, https://leetcode.com/problems/print-in-order 386,Lexicographical Numbers,51.6%,Medium,0.06875559541512997, https://leetcode.com/problems/lexicographical-numbers 178,Rank Scores,45.8%,Medium,0.06551667145414991, https://leetcode.com/problems/rank-scores 554,Brick Wall,50.0%,Medium,0.0639195177132874, https://leetcode.com/problems/brick-wall 771,Jewels and Stones,86.4%,Easy,0.06372709715833007, https://leetcode.com/problems/jewels-and-stones 92,Reverse Linked List II,38.8%,Medium,0.0634569616201148, https://leetcode.com/problems/reverse-linked-list-ii 23,Merge k Sorted Lists,40.2%,Hard,0.06293239083543646, https://leetcode.com/problems/merge-k-sorted-lists 300,Longest Increasing Subsequence,42.6%,Medium,0.06265630749555627, https://leetcode.com/problems/longest-increasing-subsequence 115,Distinct Subsequences,38.3%,Hard,0.061494781607806234, https://leetcode.com/problems/distinct-subsequences 195,Tenth Line,33.0%,Easy,0.06127490750055161, https://leetcode.com/problems/tenth-line 739,Daily Temperatures,63.3%,Medium,0.06111383323222972, https://leetcode.com/problems/daily-temperatures 420,Strong Password Checker,14.0%,Hard,0.061087691979838175, https://leetcode.com/problems/strong-password-checker 595,Big Countries,77.3%,Easy,0.06097126229595878, https://leetcode.com/problems/big-countries 18,4Sum,33.7%,Medium,0.05998439829836431, https://leetcode.com/problems/4sum 88,Merge Sorted Array,39.4%,Easy,0.059258174101133876, https://leetcode.com/problems/merge-sorted-array 74,Search a 2D Matrix,36.5%,Medium,0.057001980519332376, https://leetcode.com/problems/search-a-2d-matrix 312,Burst Balloons,51.8%,Hard,0.056547726798068784, https://leetcode.com/problems/burst-balloons 218,The Skyline Problem,34.6%,Hard,0.0564413109049518, https://leetcode.com/problems/the-skyline-problem 177,Nth Highest Salary,31.4%,Medium,0.0562934401878294, https://leetcode.com/problems/nth-highest-salary 41,First Missing Positive,32.0%,Hard,0.056273635982108605, https://leetcode.com/problems/first-missing-positive 30,Substring with Concatenation of All Words,25.4%,Hard,0.05509349054082484, https://leetcode.com/problems/substring-with-concatenation-of-all-words 202,Happy Number,50.4%,Easy,0.05503451923624455, https://leetcode.com/problems/happy-number 395,Longest Substring with At Least K Repeating Characters,41.4%,Medium,0.05371219359052555, https://leetcode.com/problems/longest-substring-with-at-least-k-repeating-characters 601,Human Traffic of Stadium,41.7%,Hard,0.05223119222544569, https://leetcode.com/problems/human-traffic-of-stadium 14,Longest Common Prefix,35.4%,Easy,0.051846064173015856, https://leetcode.com/problems/longest-common-prefix 681,Next Closest Time,45.0%,Medium,0.05045206096038863, https://leetcode.com/problems/next-closest-time 219,Contains Duplicate II,37.7%,Easy,0.05012010405957234, https://leetcode.com/problems/contains-duplicate-ii 16,3Sum Closest,46.0%,Medium,0.04613364174896058, https://leetcode.com/problems/3sum-closest 856,Score of Parentheses,60.5%,Medium,0.04567003683318837, https://leetcode.com/problems/score-of-parentheses 8,String to Integer (atoi),15.4%,Medium,0.04549614908874012, https://leetcode.com/problems/string-to-integer-atoi 176,Second Highest Salary,31.6%,Easy,0.045338680589061736, https://leetcode.com/problems/second-highest-salary 200,Number of Islands,46.8%,Medium,0.04526299408355752, https://leetcode.com/problems/number-of-islands 204,Count Primes,31.5%,Easy,0.04340205577484725, https://leetcode.com/problems/count-primes 669,Trim a Binary Search Tree,63.0%,Easy,0.04255961441879593, https://leetcode.com/problems/trim-a-binary-search-tree 448,Find All Numbers Disappeared in an Array,55.9%,Easy,0.04214343508255059, https://leetcode.com/problems/find-all-numbers-disappeared-in-an-array 535,Encode and Decode TinyURL,79.9%,Medium,0.041978881338661234, https://leetcode.com/problems/encode-and-decode-tinyurl 155,Min Stack,44.5%,Easy,0.04194952712763244, https://leetcode.com/problems/min-stack 1010,Pairs of Songs With Total Durations Divisible by 60,47.4%,Easy,0.04180336980436055, https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60 545,Boundary of Binary Tree,38.9%,Medium,0.04158603377810283, https://leetcode.com/problems/boundary-of-binary-tree 37,Sudoku Solver,43.6%,Hard,0.040527833612118376, https://leetcode.com/problems/sudoku-solver 25,Reverse Nodes in k-Group,42.1%,Hard,0.040236757867738004, https://leetcode.com/problems/reverse-nodes-in-k-group 686,Repeated String Match,32.3%,Easy,0.03984590854719967, https://leetcode.com/problems/repeated-string-match 344,Reverse String,68.5%,Easy,0.0393340697038369, https://leetcode.com/problems/reverse-string 560,Subarray Sum Equals K,43.9%,Medium,0.037871360699521406, https://leetcode.com/problems/subarray-sum-equals-k 389,Find the Difference,55.3%,Easy,0.03780374555587777, https://leetcode.com/problems/find-the-difference 64,Minimum Path Sum,54.5%,Medium,0.03769479893530684, https://leetcode.com/problems/minimum-path-sum 45,Jump Game II,30.6%,Hard,0.037651506203688394, https://leetcode.com/problems/jump-game-ii 402,Remove K Digits,28.4%,Medium,0.03755134565213245, https://leetcode.com/problems/remove-k-digits 95,Unique Binary Search Trees II,40.6%,Medium,0.037535682530377985, https://leetcode.com/problems/unique-binary-search-trees-ii 46,Permutations,63.5%,Medium,0.03732163223353564, https://leetcode.com/problems/permutations 375,Guess Number Higher or Lower II,40.3%,Medium,0.036634133179780384, https://leetcode.com/problems/guess-number-higher-or-lower-ii 51,N-Queens,46.6%,Hard,0.03651521297509749, https://leetcode.com/problems/n-queens 279,Perfect Squares,47.4%,Medium,0.03636764417087485, https://leetcode.com/problems/perfect-squares 20,Valid Parentheses,39.0%,Easy,0.03618871742239114, https://leetcode.com/problems/valid-parentheses 875,Koko Eating Bananas,52.1%,Medium,0.0359751024582779, https://leetcode.com/problems/koko-eating-bananas 32,Longest Valid Parentheses,28.4%,Hard,0.03595893038744387, https://leetcode.com/problems/longest-valid-parentheses 322,Coin Change,35.5%,Medium,0.03569682997206547, https://leetcode.com/problems/coin-change 59,Spiral Matrix II,53.9%,Medium,0.0351873674509732, https://leetcode.com/problems/spiral-matrix-ii 977,Squares of a Sorted Array,72.1%,Easy,0.0344861760711693, https://leetcode.com/problems/squares-of-a-sorted-array 49,Group Anagrams,56.9%,Medium,0.03372685005765885, https://leetcode.com/problems/group-anagrams 121,Best Time to Buy and Sell Stock,50.5%,Easy,0.033453179586686504, https://leetcode.com/problems/best-time-to-buy-and-sell-stock 198,House Robber,42.0%,Easy,0.033320991026093004, https://leetcode.com/problems/house-robber 78,Subsets,62.0%,Medium,0.03270937553603224, https://leetcode.com/problems/subsets 543,Diameter of Binary Tree,48.4%,Easy,0.032708305572393875, https://leetcode.com/problems/diameter-of-binary-tree 617,Merge Two Binary Trees,74.1%,Easy,0.03264929866766111, https://leetcode.com/problems/merge-two-binary-trees 48,Rotate Image,56.7%,Medium,0.03142936253029228, https://leetcode.com/problems/rotate-image 239,Sliding Window Maximum,43.0%,Hard,0.031228142547585713, https://leetcode.com/problems/sliding-window-maximum 131,Palindrome Partitioning,47.5%,Medium,0.03101558050692165, https://leetcode.com/problems/palindrome-partitioning 55,Jump Game,34.6%,Medium,0.030985252381807864, https://leetcode.com/problems/jump-game 460,LFU Cache,34.2%,Hard,0.030962225603966897, https://leetcode.com/problems/lfu-cache 44,Wildcard Matching,24.7%,Hard,0.030573033362282363, https://leetcode.com/problems/wildcard-matching 13,Roman to Integer,55.7%,Easy,0.030443751414723153, https://leetcode.com/problems/roman-to-integer 316,Remove Duplicate Letters,35.8%,Hard,0.030443751414723153, https://leetcode.com/problems/remove-duplicate-letters 70,Climbing Stairs,47.8%,Easy,0.03011156054328408, https://leetcode.com/problems/climbing-stairs 329,Longest Increasing Path in a Matrix,43.4%,Hard,0.029902560173869868, https://leetcode.com/problems/longest-increasing-path-in-a-matrix 85,Maximal Rectangle,37.7%,Hard,0.029754261081792705, https://leetcode.com/problems/maximal-rectangle 201,Bitwise AND of Numbers Range,39.4%,Medium,0.02969780239174205, https://leetcode.com/problems/bitwise-and-of-numbers-range 1108,Defanging an IP Address,87.5%,Easy,0.02901382119071579, https://leetcode.com/problems/defanging-an-ip-address 33,Search in Rotated Sorted Array,34.5%,Medium,0.0287009496170278, https://leetcode.com/problems/search-in-rotated-sorted-array 35,Search Insert Position,42.6%,Easy,0.028694726692013624, https://leetcode.com/problems/search-insert-position 10,Regular Expression Matching,26.8%,Hard,0.02844130559772196, https://leetcode.com/problems/regular-expression-matching 709,To Lower Case,79.3%,Easy,0.02780531308033682, https://leetcode.com/problems/to-lower-case 159,Longest Substring with At Most Two Distinct Characters,49.4%,Medium,0.02717558537896476, https://leetcode.com/problems/longest-substring-with-at-most-two-distinct-characters 343,Integer Break,50.4%,Medium,0.027157133968907482, https://leetcode.com/problems/integer-break 98,Validate Binary Search Tree,27.8%,Medium,0.026187123416340663, https://leetcode.com/problems/validate-binary-search-tree 54,Spiral Matrix,34.1%,Medium,0.02611966966892215, https://leetcode.com/problems/spiral-matrix 81,Search in Rotated Sorted Array II,33.0%,Medium,0.026111144003685752, https://leetcode.com/problems/search-in-rotated-sorted-array-ii 378,Kth Smallest Element in a Sorted Matrix,54.3%,Medium,0.02599048981653746, https://leetcode.com/problems/kth-smallest-element-in-a-sorted-matrix 143,Reorder List,37.1%,Medium,0.025870945598649286, https://leetcode.com/problems/reorder-list 107,Binary Tree Level Order Traversal II,53.5%,Easy,0.02545071360337261, https://leetcode.com/problems/binary-tree-level-order-traversal-ii 220,Contains Duplicate III,20.9%,Medium,0.024876904755404577, https://leetcode.com/problems/contains-duplicate-iii 877,Stone Game,64.8%,Medium,0.02486144206532915, https://leetcode.com/problems/stone-game 138,Copy List with Random Pointer,36.4%,Medium,0.02453734514188008, https://leetcode.com/problems/copy-list-with-random-pointer 139,Word Break,40.1%,Medium,0.024095228922591846, https://leetcode.com/problems/word-break 91,Decode Ways,24.7%,Medium,0.023662742620848144, https://leetcode.com/problems/decode-ways 65,Valid Number,15.3%,Hard,0.022858138076050194, https://leetcode.com/problems/valid-number 199,Binary Tree Right Side View,54.1%,Medium,0.022539339846061532, https://leetcode.com/problems/binary-tree-right-side-view 72,Edit Distance,44.8%,Hard,0.022400140173127806, https://leetcode.com/problems/edit-distance 185,Department Top Three Salaries,34.5%,Hard,0.02218615681552263, https://leetcode.com/problems/department-top-three-salaries 152,Maximum Product Subarray,31.7%,Medium,0.022176931045949227, https://leetcode.com/problems/maximum-product-subarray 221,Maximal Square,37.7%,Medium,0.022108490754203434, https://leetcode.com/problems/maximal-square 112,Path Sum,41.2%,Easy,0.021701651897460775, https://leetcode.com/problems/path-sum 56,Merge Intervals,39.3%,Medium,0.02150990613527447, https://leetcode.com/problems/merge-intervals 224,Basic Calculator,36.8%,Hard,0.020965128465044926, https://leetcode.com/problems/basic-calculator 96,Unique Binary Search Trees,52.9%,Medium,0.02067613283842731, https://leetcode.com/problems/unique-binary-search-trees 93,Restore IP Addresses,35.6%,Medium,0.019763489118839635, https://leetcode.com/problems/restore-ip-addresses 525,Contiguous Array,42.8%,Medium,0.01975372873623256, https://leetcode.com/problems/contiguous-array 399,Evaluate Division,51.6%,Medium,0.019380451549662482, https://leetcode.com/problems/evaluate-division 229,Majority Element II,35.6%,Medium,0.019057270410286146, https://leetcode.com/problems/majority-element-ii 236,Lowest Common Ancestor of a Binary Tree,45.7%,Medium,0.018724947332324816, https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree 169,Majority Element,58.7%,Easy,0.018694317054881164, https://leetcode.com/problems/majority-element 235,Lowest Common Ancestor of a Binary Search Tree,49.9%,Easy,0.018394142155974434, https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree 197,Rising Temperature,38.4%,Easy,0.018198864417406563, https://leetcode.com/problems/rising-temperature 234,Palindrome Linked List,39.3%,Easy,0.01801241989645556, https://leetcode.com/problems/palindrome-linked-list 314,Binary Tree Vertical Order Traversal,45.3%,Medium,0.018010392274465332, https://leetcode.com/problems/binary-tree-vertical-order-traversal 136,Single Number,65.5%,Easy,0.017801666336826266, https://leetcode.com/problems/single-number 993,Cousins in Binary Tree,52.0%,Easy,0.017414458368636587, https://leetcode.com/problems/cousins-in-binary-tree 168,Excel Sheet Column Title,31.1%,Easy,0.01734648872385377, https://leetcode.com/problems/excel-sheet-column-title 994,Rotting Oranges,49.2%,Medium,0.017087941897195622, https://leetcode.com/problems/rotting-oranges 415,Add Strings,47.5%,Easy,0.016991158247219373, https://leetcode.com/problems/add-strings 191,Number of 1 Bits,49.8%,Easy,0.01673523624045844, https://leetcode.com/problems/number-of-1-bits 71,Simplify Path,32.6%,Medium,0.016260520871780308, https://leetcode.com/problems/simplify-path 110,Balanced Binary Tree,43.5%,Easy,0.015742847432510365, https://leetcode.com/problems/balanced-binary-tree 215,Kth Largest Element in an Array,55.4%,Medium,0.015519225147600912, https://leetcode.com/problems/kth-largest-element-in-an-array 114,Flatten Binary Tree to Linked List,49.3%,Medium,0.015450951155718977, https://leetcode.com/problems/flatten-binary-tree-to-linked-list 1002,Find Common Characters,67.6%,Easy,0.015273301861833809, https://leetcode.com/problems/find-common-characters 561,Array Partition I,72.0%,Easy,0.015186320707985562, https://leetcode.com/problems/array-partition-i 29,Divide Two Integers,16.4%,Medium,0.01517479801923515, https://leetcode.com/problems/divide-two-integers 217,Contains Duplicate,56.0%,Easy,0.015106027431013205, https://leetcode.com/problems/contains-duplicate 142,Linked List Cycle II,37.3%,Medium,0.014710955064667802, https://leetcode.com/problems/linked-list-cycle-ii 315,Count of Smaller Numbers After Self,41.5%,Hard,0.014352596574956585, https://leetcode.com/problems/count-of-smaller-numbers-after-self 404,Sum of Left Leaves,50.9%,Easy,0.013981353230340547, https://leetcode.com/problems/sum-of-left-leaves 24,Swap Nodes in Pairs,50.4%,Medium,0.013945066390122038, https://leetcode.com/problems/swap-nodes-in-pairs 703,Kth Largest Element in a Stream,49.7%,Easy,0.013898764390814973, https://leetcode.com/problems/kth-largest-element-in-a-stream 1192,Critical Connections in a Network,48.6%,Hard,0.01352742981715631, https://leetcode.com/problems/critical-connections-in-a-network 122,Best Time to Buy and Sell Stock II,57.0%,Easy,0.013351333174864208, https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii 57,Insert Interval,33.5%,Hard,0.013119243592498872, https://leetcode.com/problems/insert-interval 665,Non-decreasing Array,19.5%,Easy,0.013016779950191773, https://leetcode.com/problems/non-decreasing-array 695,Max Area of Island,62.7%,Medium,0.012686500631003836, https://leetcode.com/problems/max-area-of-island 181,Employees Earning More Than Their Managers,56.9%,Easy,0.012618463959211509, https://leetcode.com/problems/employees-earning-more-than-their-managers 77,Combinations,54.7%,Medium,0.01255115315451512, https://leetcode.com/problems/combinations 137,Single Number II,52.4%,Medium,0.012527567532662891, https://leetcode.com/problems/single-number-ii 287,Find the Duplicate Number,55.5%,Medium,0.012335682739188652, https://leetcode.com/problems/find-the-duplicate-number 19,Remove Nth Node From End of List,35.2%,Medium,0.012249425864399291, https://leetcode.com/problems/remove-nth-node-from-end-of-list 547,Friend Circles,58.6%,Medium,0.012228828639434596, https://leetcode.com/problems/friend-circles 278,First Bad Version,35.7%,Easy,0.012090421323816148, https://leetcode.com/problems/first-bad-version 205,Isomorphic Strings,39.8%,Easy,0.011544139746865315, https://leetcode.com/problems/isomorphic-strings 1051,Height Checker,71.1%,Easy,0.011468015591641189, https://leetcode.com/problems/height-checker 148,Sort List,42.3%,Medium,0.011204599012863078, https://leetcode.com/problems/sort-list 268,Missing Number,51.7%,Easy,0.010947682628191997, https://leetcode.com/problems/missing-number 257,Binary Tree Paths,51.5%,Easy,0.010457611643958139, https://leetcode.com/problems/binary-tree-paths 647,Palindromic Substrings,60.6%,Medium,0.010400509768078022, https://leetcode.com/problems/palindromic-substrings 62,Unique Paths,54.1%,Medium,0.010367562048856941, https://leetcode.com/problems/unique-paths 61,Rotate List,30.0%,Medium,0.009925639799969955, https://leetcode.com/problems/rotate-list 380,Insert Delete GetRandom O(1),47.5%,Medium,0.009820849864094454, https://leetcode.com/problems/insert-delete-getrandom-o1 113,Path Sum II,46.7%,Medium,0.009784813879998279, https://leetcode.com/problems/path-sum-ii 47,Permutations II,46.4%,Medium,0.009673594178378379, https://leetcode.com/problems/permutations-ii 40,Combination Sum II,48.2%,Medium,0.009578617297069781, https://leetcode.com/problems/combination-sum-ii 387,First Unique Character in a String,53.4%,Easy,0.009392680199054166, https://leetcode.com/problems/first-unique-character-in-a-string 128,Longest Consecutive Sequence,45.1%,Hard,0.009051883485315484, https://leetcode.com/problems/longest-consecutive-sequence 295,Find Median from Data Stream,44.3%,Hard,0.00899893586856953, https://leetcode.com/problems/find-median-from-data-stream 125,Valid Palindrome,36.7%,Easy,0.008933948641551634, https://leetcode.com/problems/valid-palindrome 700,Search in a Binary Search Tree,73.1%,Easy,0.008512500860171227, https://leetcode.com/problems/search-in-a-binary-search-tree 84,Largest Rectangle in Histogram,35.2%,Hard,0.00833685528906183, https://leetcode.com/problems/largest-rectangle-in-histogram 102,Binary Tree Level Order Traversal,54.6%,Medium,0.008169238497129479, https://leetcode.com/problems/binary-tree-level-order-traversal 141,Linked List Cycle,41.1%,Easy,0.007843861028908454, https://leetcode.com/problems/linked-list-cycle 38,Count and Say,44.6%,Easy,0.007829360800435779, https://leetcode.com/problems/count-and-say 101,Symmetric Tree,46.8%,Easy,0.007646596306528098, https://leetcode.com/problems/symmetric-tree 876,Middle of the Linked List,68.4%,Easy,0.007624893975696915, https://leetcode.com/problems/middle-of-the-linked-list 240,Search a 2D Matrix II,43.2%,Medium,0.0075829747244553335, https://leetcode.com/problems/search-a-2d-matrix-ii 692,Top K Frequent Words,51.8%,Medium,0.007516006820935329, https://leetcode.com/problems/top-k-frequent-words 145,Binary Tree Postorder Traversal,55.0%,Hard,0.00751459482064135, https://leetcode.com/problems/binary-tree-postorder-traversal 36,Valid Sudoku,48.7%,Medium,0.007258242715805398, https://leetcode.com/problems/valid-sudoku 412,Fizz Buzz,62.3%,Easy,0.007165921026143679, https://leetcode.com/problems/fizz-buzz 1365,How Many Numbers Are Smaller Than the Current Number,85.6%,Easy,0.007109877088701047, https://leetcode.com/problems/how-many-numbers-are-smaller-than-the-current-number 73,Set Matrix Zeroes,43.1%,Medium,0.0070151111959223245, https://leetcode.com/problems/set-matrix-zeroes 9,Palindrome Number,48.4%,Easy,0.006822343017166543, https://leetcode.com/problems/palindrome-number 118,Pascal's Triangle,52.5%,Easy,0.006749941254175012, https://leetcode.com/problems/pascals-triangle 67,Add Binary,45.2%,Easy,0.006631598888145552, https://leetcode.com/problems/add-binary 83,Remove Duplicates from Sorted List,45.4%,Easy,0.006353261522609498, https://leetcode.com/problems/remove-duplicates-from-sorted-list 104,Maximum Depth of Binary Tree,66.0%,Easy,0.006261761223976207, https://leetcode.com/problems/maximum-depth-of-binary-tree 105,Construct Binary Tree from Preorder and Inorder Traversal,48.8%,Medium,0.005628268691614718, https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal 50,Pow(x;n),30.3%,Medium,0.0055950070772402055, https://leetcode.com/problems/powx-n 124,Binary Tree Maximum Path Sum,34.3%,Hard,0.005531752454833179, https://leetcode.com/problems/binary-tree-maximum-path-sum 237,Delete Node in a Linked List,63.8%,Easy,0.005144705881237697, https://leetcode.com/problems/delete-node-in-a-linked-list 1470,Shuffle the Array,88.9%,Easy,0.004527967890154029, https://leetcode.com/problems/shuffle-the-array 26,Remove Duplicates from Sorted Array,45.1%,Easy,0.004385117141850828, https://leetcode.com/problems/remove-duplicates-from-sorted-array 28,Implement strStr(),34.5%,Easy,0.003943222775040032, https://leetcode.com/problems/implement-strstr 66,Plus One,43.0%,Easy,0.00326211347832938, https://leetcode.com/problems/plus-one 283,Move Zeroes,57.8%,Easy,0.0028853803470673955, https://leetcode.com/problems/move-zeroes 154,Find Minimum in Rotated Sorted Array II,41.6%,Hard,0.0021273209107578427, https://leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii 79,Word Search,35.6%,Medium,0.0016647248725526849, https://leetcode.com/problems/word-search 203,Remove Linked List Elements,38.6%,Easy,0.0016237064659255223, https://leetcode.com/problems/remove-linked-list-elements