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545,Boundary of Binary Tree,38.9%,Medium,0.23484882359918047, https://leetcode.com/problems/boundary-of-binary-tree
146,LRU Cache,33.2%,Medium,0.19793208872567258, https://leetcode.com/problems/lru-cache
498,Diagonal Traverse,48.2%,Medium,0.1610153538521647, https://leetcode.com/problems/diagonal-traverse
702,Search in a Sorted Array of Unknown Size,66.9%,Medium,0.13783247452391326, https://leetcode.com/problems/search-in-a-sorted-array-of-unknown-size
968,Binary Tree Cameras,37.5%,Hard,0.12586422089000404, https://leetcode.com/problems/binary-tree-cameras
358,Rearrange String k Distance Apart,34.9%,Hard,0.08894748601649616, https://leetcode.com/problems/rearrange-string-k-distance-apart
703,Kth Largest Element in a Stream,49.7%,Easy,0.08385735299772534, https://leetcode.com/problems/kth-largest-element-in-a-stream
962,Maximum Width Ramp,45.4%,Medium,0.08184524810424337, https://leetcode.com/problems/maximum-width-ramp
250,Count Univalue Subtrees,52.0%,Medium,0.07975881838845024, https://leetcode.com/problems/count-univalue-subtrees
244,Shortest Word Distance II,52.3%,Medium,0.07622736538788424, https://leetcode.com/problems/shortest-word-distance-ii
253,Meeting Rooms II,45.7%,Medium,0.07046545668000562, https://leetcode.com/problems/meeting-rooms-ii
199,Binary Tree Right Side View,54.1%,Medium,0.06748154336946242, https://leetcode.com/problems/binary-tree-right-side-view
846,Hand of Straights,54.2%,Medium,0.06472423940349638, https://leetcode.com/problems/hand-of-straights
33,Search in Rotated Sorted Array,34.5%,Medium,0.06345616594863132, https://leetcode.com/problems/search-in-rotated-sorted-array
428,Serialize and Deserialize N-ary Tree,59.4%,Hard,0.06136894637629212, https://leetcode.com/problems/serialize-and-deserialize-n-ary-tree
796,Rotate String,49.6%,Easy,0.059778751425839334, https://leetcode.com/problems/rotate-string
366,Find Leaves of Binary Tree,70.6%,Medium,0.05526267867504946, https://leetcode.com/problems/find-leaves-of-binary-tree
735,Asteroid Collision,41.0%,Medium,0.05479154882968245, https://leetcode.com/problems/asteroid-collision
449,Serialize and Deserialize BST,52.0%,Medium,0.049844204077291364, https://leetcode.com/problems/serialize-and-deserialize-bst
227,Basic Calculator II,36.9%,Medium,0.04870104158125306, https://leetcode.com/problems/basic-calculator-ii
143,Reorder List,37.1%,Medium,0.04554002588608351, https://leetcode.com/problems/reorder-list
341,Flatten Nested List Iterator,52.9%,Medium,0.04440788848944038, https://leetcode.com/problems/flatten-nested-list-iterator
54,Spiral Matrix,34.1%,Medium,0.040517614757835795, https://leetcode.com/problems/spiral-matrix
138,Copy List with Random Pointer,36.4%,Medium,0.03807953223592622, https://leetcode.com/problems/copy-list-with-random-pointer
560,Subarray Sum Equals K,43.9%,Medium,0.037871360699521406, https://leetcode.com/problems/subarray-sum-equals-k
51,N-Queens,46.6%,Hard,0.03651521297509749, https://leetcode.com/problems/n-queens
23,Merge k Sorted Lists,40.2%,Hard,0.035885441255624394, https://leetcode.com/problems/merge-k-sorted-lists
283,Move Zeroes,57.8%,Easy,0.03478488123548069, https://leetcode.com/problems/move-zeroes
1146,Snapshot Array,37.0%,Medium,0.0317991816929387, https://leetcode.com/problems/snapshot-array
284,Peeking Iterator,45.7%,Medium,0.03110670713225487, https://leetcode.com/problems/peeking-iterator
297,Serialize and Deserialize Binary Tree,47.5%,Hard,0.028013036227673965, https://leetcode.com/problems/serialize-and-deserialize-binary-tree
5,Longest Palindromic Substring,29.5%,Medium,0.02757010450426751, https://leetcode.com/problems/longest-palindromic-substring
1438,Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit,42.1%,Medium,0.026955809988528263, https://leetcode.com/problems/longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit
130,Surrounded Regions,28.1%,Medium,0.02672368055211276, https://leetcode.com/problems/surrounded-regions
46,Permutations,63.5%,Medium,0.026064861710547768, https://leetcode.com/problems/permutations
200,Number of Islands,46.8%,Medium,0.025712029212602353, https://leetcode.com/problems/number-of-islands
951,Flip Equivalent Binary Trees,65.8%,Medium,0.025269822188076344, https://leetcode.com/problems/flip-equivalent-binary-trees
238,Product of Array Except Self,60.1%,Medium,0.024315533698358247, https://leetcode.com/problems/product-of-array-except-self
215,Kth Largest Element in an Array,55.4%,Medium,0.02414409892936099, https://leetcode.com/problems/kth-largest-element-in-an-array
31,Next Permutation,32.6%,Medium,0.023747034562878154, https://leetcode.com/problems/next-permutation
40,Combination Sum II,48.2%,Medium,0.021424290044083395, https://leetcode.com/problems/combination-sum-ii
698,Partition to K Equal Sum Subsets,45.0%,Medium,0.02109782896463587, https://leetcode.com/problems/partition-to-k-equal-sum-subsets
206,Reverse Linked List,62.5%,Easy,0.02086427467076072, https://leetcode.com/problems/reverse-linked-list
1122,Relative Sort Array,67.7%,Easy,0.019685675071030327, https://leetcode.com/problems/relative-sort-array
173,Binary Search Tree Iterator,56.6%,Medium,0.01899993824490396, https://leetcode.com/problems/binary-search-tree-iterator
3,Longest Substring Without Repeating Characters,30.4%,Medium,0.018891763947827014, https://leetcode.com/problems/longest-substring-without-repeating-characters
787,Cheapest Flights Within K Stops,39.3%,Medium,0.018824085245635554, https://leetcode.com/problems/cheapest-flights-within-k-stops
394,Decode String,50.0%,Medium,0.0182820448374491, https://leetcode.com/problems/decode-string
17,Letter Combinations of a Phone Number,46.8%,Medium,0.017492519932499718, https://leetcode.com/problems/letter-combinations-of-a-phone-number
240,Search a 2D Matrix II,43.2%,Medium,0.0169815401480941, https://leetcode.com/problems/search-a-2d-matrix-ii
658,Find K Closest Elements,40.9%,Medium,0.016611677666896175, https://leetcode.com/problems/find-k-closest-elements
10,Regular Expression Matching,26.8%,Hard,0.01609764684284749, https://leetcode.com/problems/regular-expression-matching
125,Valid Palindrome,36.7%,Easy,0.01582781088607703, https://leetcode.com/problems/valid-palindrome
977,Squares of a Sorted Array,72.1%,Easy,0.015474196582597383, https://leetcode.com/problems/squares-of-a-sorted-array
103,Binary Tree Zigzag Level Order Traversal,48.3%,Medium,0.015272005981326173, https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal
153,Find Minimum in Rotated Sorted Array,45.1%,Medium,0.014939586916186732, https://leetcode.com/problems/find-minimum-in-rotated-sorted-array
102,Binary Tree Level Order Traversal,54.6%,Medium,0.014477270588287548, https://leetcode.com/problems/binary-tree-level-order-traversal
20,Valid Parentheses,39.0%,Easy,0.014292491180025941, https://leetcode.com/problems/valid-parentheses
443,String Compression,41.3%,Easy,0.01390843004613198, https://leetcode.com/problems/string-compression
141,Linked List Cycle,41.1%,Easy,0.01390238743679306, https://leetcode.com/problems/linked-list-cycle
56,Merge Intervals,39.3%,Medium,0.013819532422258866, https://leetcode.com/problems/merge-intervals
767,Reorganize String,48.7%,Medium,0.01329806830463147, https://leetcode.com/problems/reorganize-string
665,Non-decreasing Array,19.5%,Easy,0.013016779950191773, https://leetcode.com/problems/non-decreasing-array
129,Sum Root to Leaf Numbers,49.1%,Medium,0.012739025777429757, https://leetcode.com/problems/sum-root-to-leaf-numbers
213,House Robber II,36.5%,Medium,0.012654392210497564, https://leetcode.com/problems/house-robber-ii
287,Find the Duplicate Number,55.5%,Medium,0.012335682739188652, https://leetcode.com/problems/find-the-duplicate-number
445,Add Two Numbers II,54.5%,Medium,0.01233061245747872, https://leetcode.com/problems/add-two-numbers-ii
547,Friend Circles,58.6%,Medium,0.012228828639434596, https://leetcode.com/problems/friend-circles
300,Longest Increasing Subsequence,42.6%,Medium,0.011806512586989004, https://leetcode.com/problems/longest-increasing-subsequence
785,Is Graph Bipartite?,47.5%,Medium,0.011236073266925854, https://leetcode.com/problems/is-graph-bipartite
207,Course Schedule,43.1%,Medium,0.01113459480911671, https://leetcode.com/problems/course-schedule
160,Intersection of Two Linked Lists,40.6%,Easy,0.010994491398666248, https://leetcode.com/problems/intersection-of-two-linked-lists
662,Maximum Width of Binary Tree,41.0%,Medium,0.010790501245113902, https://leetcode.com/problems/maximum-width-of-binary-tree
236,Lowest Common Ancestor of a Binary Tree,45.7%,Medium,0.010575891759058162, https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree
211,Add and Search Word - Data structure design,38.1%,Medium,0.010438508143923443, https://leetcode.com/problems/add-and-search-word-data-structure-design
25,Reverse Nodes in k-Group,42.1%,Hard,0.01021198560502829, https://leetcode.com/problems/reverse-nodes-in-k-group
1,Two Sum,45.6%,Easy,0.010006414028595919, https://leetcode.com/problems/two-sum
279,Perfect Squares,47.4%,Medium,0.009216655104924008, https://leetcode.com/problems/perfect-squares
32,Longest Valid Parentheses,28.4%,Hard,0.009111680351255843, https://leetcode.com/problems/longest-valid-parentheses
208,Implement Trie (Prefix Tree),49.4%,Medium,0.009105457856626612, https://leetcode.com/problems/implement-trie-prefix-tree
189,Rotate Array,34.7%,Easy,0.00904437880665999, https://leetcode.com/problems/rotate-array
295,Find Median from Data Stream,44.3%,Hard,0.00899893586856953, https://leetcode.com/problems/find-median-from-data-stream
28,Implement strStr(),34.5%,Easy,0.008850485542574548, https://leetcode.com/problems/implement-strstr
4,Median of Two Sorted Arrays,29.6%,Hard,0.008754068159914991, https://leetcode.com/problems/median-of-two-sorted-arrays
139,Word Break,40.1%,Medium,0.008741314401573542, https://leetcode.com/problems/word-break
53,Maximum Subarray,46.5%,Easy,0.008640295679602939, https://leetcode.com/problems/maximum-subarray
49,Group Anagrams,56.9%,Medium,0.008538951314232168, https://leetcode.com/problems/group-anagrams
8,String to Integer (atoi),15.4%,Medium,0.008513104762248265, https://leetcode.com/problems/string-to-integer-atoi
328,Odd Even Linked List,55.7%,Medium,0.00764383618585562, https://leetcode.com/problems/odd-even-linked-list
994,Rotting Oranges,49.2%,Medium,0.007630712341163886, https://leetcode.com/problems/rotting-oranges
176,Second Highest Salary,31.6%,Easy,0.007393749024938284, https://leetcode.com/problems/second-highest-salary
344,Reverse String,68.5%,Easy,0.00734157796234515, https://leetcode.com/problems/reverse-string
66,Plus One,43.0%,Easy,0.007324847595025828, https://leetcode.com/problems/plus-one
204,Count Primes,31.5%,Easy,0.007072165261362441, https://leetcode.com/problems/count-primes
142,Linked List Cycle II,37.3%,Medium,0.006564934131150057, https://leetcode.com/problems/linked-list-cycle-ii
41,First Missing Positive,32.0%,Hard,0.0064113058208121855, https://leetcode.com/problems/first-missing-positive
83,Remove Duplicates from Sorted List,45.4%,Easy,0.006353261522609498, https://leetcode.com/problems/remove-duplicates-from-sorted-list
202,Happy Number,50.4%,Easy,0.006266666286010046, https://leetcode.com/problems/happy-number
76,Minimum Window Substring,34.6%,Hard,0.006231520398723243, https://leetcode.com/problems/minimum-window-substring
24,Swap Nodes in Pairs,50.4%,Medium,0.0062218275061505365, https://leetcode.com/problems/swap-nodes-in-pairs
347,Top K Frequent Elements,61.2%,Medium,0.005929457040438874, https://leetcode.com/problems/top-k-frequent-elements
973,K Closest Points to Origin,63.8%,Medium,0.005773688094426333, https://leetcode.com/problems/k-closest-points-to-origin
39,Combination Sum,56.1%,Medium,0.005715934396440999, https://leetcode.com/problems/combination-sum
21,Merge Two Sorted Lists,53.5%,Easy,0.005067007800877041, https://leetcode.com/problems/merge-two-sorted-lists
75,Sort Colors,47.3%,Medium,0.004992521603120986, https://leetcode.com/problems/sort-colors
15,3Sum,26.8%,Medium,0.004940992758742591, https://leetcode.com/problems/3sum
155,Min Stack,44.5%,Easy,0.00474891074128171, https://leetcode.com/problems/min-stack
42,Trapping Rain Water,48.9%,Hard,0.004350670338744988, https://leetcode.com/problems/trapping-rain-water
322,Coin Change,35.5%,Medium,0.004029826126500844, https://leetcode.com/problems/coin-change
198,House Robber,42.0%,Easy,0.0037576371128333645, https://leetcode.com/problems/house-robber
78,Subsets,62.0%,Medium,0.00368765975195334, https://leetcode.com/problems/subsets
14,Longest Common Prefix,35.4%,Easy,0.003320331762984143, https://leetcode.com/problems/longest-common-prefix
50,Pow(x, n),30.3%,Medium,0.0031510424503886844, https://leetcode.com/problems/powx-n
88,Merge Sorted Array,39.4%,Easy,0.0030102370714243072, https://leetcode.com/problems/merge-sorted-array
98,Validate Binary Search Tree,27.8%,Medium,0.002943776044013381, https://leetcode.com/problems/validate-binary-search-tree
140,Word Break II,32.6%,Hard,0.0027070942357783584, https://leetcode.com/problems/word-break-ii
26,Remove Duplicates from Sorted Array,45.1%,Easy,0.0019513153174351963, https://leetcode.com/problems/remove-duplicates-from-sorted-array
2,Add Two Numbers,33.9%,Medium,0.0016886191111440908, https://leetcode.com/problems/add-two-numbers
1 545 Boundary of Binary Tree 38.9% Medium 0.23484882359918047 https://leetcode.com/problems/boundary-of-binary-tree
2 146 LRU Cache 33.2% Medium 0.19793208872567258 https://leetcode.com/problems/lru-cache
3 498 Diagonal Traverse 48.2% Medium 0.1610153538521647 https://leetcode.com/problems/diagonal-traverse
4 702 Search in a Sorted Array of Unknown Size 66.9% Medium 0.13783247452391326 https://leetcode.com/problems/search-in-a-sorted-array-of-unknown-size
5 968 Binary Tree Cameras 37.5% Hard 0.12586422089000404 https://leetcode.com/problems/binary-tree-cameras
6 358 Rearrange String k Distance Apart 34.9% Hard 0.08894748601649616 https://leetcode.com/problems/rearrange-string-k-distance-apart
7 703 Kth Largest Element in a Stream 49.7% Easy 0.08385735299772534 https://leetcode.com/problems/kth-largest-element-in-a-stream
8 962 Maximum Width Ramp 45.4% Medium 0.08184524810424337 https://leetcode.com/problems/maximum-width-ramp
9 250 Count Univalue Subtrees 52.0% Medium 0.07975881838845024 https://leetcode.com/problems/count-univalue-subtrees
10 244 Shortest Word Distance II 52.3% Medium 0.07622736538788424 https://leetcode.com/problems/shortest-word-distance-ii
11 253 Meeting Rooms II 45.7% Medium 0.07046545668000562 https://leetcode.com/problems/meeting-rooms-ii
12 199 Binary Tree Right Side View 54.1% Medium 0.06748154336946242 https://leetcode.com/problems/binary-tree-right-side-view
13 846 Hand of Straights 54.2% Medium 0.06472423940349638 https://leetcode.com/problems/hand-of-straights
14 33 Search in Rotated Sorted Array 34.5% Medium 0.06345616594863132 https://leetcode.com/problems/search-in-rotated-sorted-array
15 428 Serialize and Deserialize N-ary Tree 59.4% Hard 0.06136894637629212 https://leetcode.com/problems/serialize-and-deserialize-n-ary-tree
16 796 Rotate String 49.6% Easy 0.059778751425839334 https://leetcode.com/problems/rotate-string
17 366 Find Leaves of Binary Tree 70.6% Medium 0.05526267867504946 https://leetcode.com/problems/find-leaves-of-binary-tree
18 735 Asteroid Collision 41.0% Medium 0.05479154882968245 https://leetcode.com/problems/asteroid-collision
19 449 Serialize and Deserialize BST 52.0% Medium 0.049844204077291364 https://leetcode.com/problems/serialize-and-deserialize-bst
20 227 Basic Calculator II 36.9% Medium 0.04870104158125306 https://leetcode.com/problems/basic-calculator-ii
21 143 Reorder List 37.1% Medium 0.04554002588608351 https://leetcode.com/problems/reorder-list
22 341 Flatten Nested List Iterator 52.9% Medium 0.04440788848944038 https://leetcode.com/problems/flatten-nested-list-iterator
23 54 Spiral Matrix 34.1% Medium 0.040517614757835795 https://leetcode.com/problems/spiral-matrix
24 138 Copy List with Random Pointer 36.4% Medium 0.03807953223592622 https://leetcode.com/problems/copy-list-with-random-pointer
25 560 Subarray Sum Equals K 43.9% Medium 0.037871360699521406 https://leetcode.com/problems/subarray-sum-equals-k
26 51 N-Queens 46.6% Hard 0.03651521297509749 https://leetcode.com/problems/n-queens
27 23 Merge k Sorted Lists 40.2% Hard 0.035885441255624394 https://leetcode.com/problems/merge-k-sorted-lists
28 283 Move Zeroes 57.8% Easy 0.03478488123548069 https://leetcode.com/problems/move-zeroes
29 1146 Snapshot Array 37.0% Medium 0.0317991816929387 https://leetcode.com/problems/snapshot-array
30 284 Peeking Iterator 45.7% Medium 0.03110670713225487 https://leetcode.com/problems/peeking-iterator
31 297 Serialize and Deserialize Binary Tree 47.5% Hard 0.028013036227673965 https://leetcode.com/problems/serialize-and-deserialize-binary-tree
32 5 Longest Palindromic Substring 29.5% Medium 0.02757010450426751 https://leetcode.com/problems/longest-palindromic-substring
33 1438 Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit 42.1% Medium 0.026955809988528263 https://leetcode.com/problems/longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit
34 130 Surrounded Regions 28.1% Medium 0.02672368055211276 https://leetcode.com/problems/surrounded-regions
35 46 Permutations 63.5% Medium 0.026064861710547768 https://leetcode.com/problems/permutations
36 200 Number of Islands 46.8% Medium 0.025712029212602353 https://leetcode.com/problems/number-of-islands
37 951 Flip Equivalent Binary Trees 65.8% Medium 0.025269822188076344 https://leetcode.com/problems/flip-equivalent-binary-trees
38 238 Product of Array Except Self 60.1% Medium 0.024315533698358247 https://leetcode.com/problems/product-of-array-except-self
39 215 Kth Largest Element in an Array 55.4% Medium 0.02414409892936099 https://leetcode.com/problems/kth-largest-element-in-an-array
40 31 Next Permutation 32.6% Medium 0.023747034562878154 https://leetcode.com/problems/next-permutation
41 40 Combination Sum II 48.2% Medium 0.021424290044083395 https://leetcode.com/problems/combination-sum-ii
42 698 Partition to K Equal Sum Subsets 45.0% Medium 0.02109782896463587 https://leetcode.com/problems/partition-to-k-equal-sum-subsets
43 206 Reverse Linked List 62.5% Easy 0.02086427467076072 https://leetcode.com/problems/reverse-linked-list
44 1122 Relative Sort Array 67.7% Easy 0.019685675071030327 https://leetcode.com/problems/relative-sort-array
45 173 Binary Search Tree Iterator 56.6% Medium 0.01899993824490396 https://leetcode.com/problems/binary-search-tree-iterator
46 3 Longest Substring Without Repeating Characters 30.4% Medium 0.018891763947827014 https://leetcode.com/problems/longest-substring-without-repeating-characters
47 787 Cheapest Flights Within K Stops 39.3% Medium 0.018824085245635554 https://leetcode.com/problems/cheapest-flights-within-k-stops
48 394 Decode String 50.0% Medium 0.0182820448374491 https://leetcode.com/problems/decode-string
49 17 Letter Combinations of a Phone Number 46.8% Medium 0.017492519932499718 https://leetcode.com/problems/letter-combinations-of-a-phone-number
50 240 Search a 2D Matrix II 43.2% Medium 0.0169815401480941 https://leetcode.com/problems/search-a-2d-matrix-ii
51 658 Find K Closest Elements 40.9% Medium 0.016611677666896175 https://leetcode.com/problems/find-k-closest-elements
52 10 Regular Expression Matching 26.8% Hard 0.01609764684284749 https://leetcode.com/problems/regular-expression-matching
53 125 Valid Palindrome 36.7% Easy 0.01582781088607703 https://leetcode.com/problems/valid-palindrome
54 977 Squares of a Sorted Array 72.1% Easy 0.015474196582597383 https://leetcode.com/problems/squares-of-a-sorted-array
55 103 Binary Tree Zigzag Level Order Traversal 48.3% Medium 0.015272005981326173 https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal
56 153 Find Minimum in Rotated Sorted Array 45.1% Medium 0.014939586916186732 https://leetcode.com/problems/find-minimum-in-rotated-sorted-array
57 102 Binary Tree Level Order Traversal 54.6% Medium 0.014477270588287548 https://leetcode.com/problems/binary-tree-level-order-traversal
58 20 Valid Parentheses 39.0% Easy 0.014292491180025941 https://leetcode.com/problems/valid-parentheses
59 443 String Compression 41.3% Easy 0.01390843004613198 https://leetcode.com/problems/string-compression
60 141 Linked List Cycle 41.1% Easy 0.01390238743679306 https://leetcode.com/problems/linked-list-cycle
61 56 Merge Intervals 39.3% Medium 0.013819532422258866 https://leetcode.com/problems/merge-intervals
62 767 Reorganize String 48.7% Medium 0.01329806830463147 https://leetcode.com/problems/reorganize-string
63 665 Non-decreasing Array 19.5% Easy 0.013016779950191773 https://leetcode.com/problems/non-decreasing-array
64 129 Sum Root to Leaf Numbers 49.1% Medium 0.012739025777429757 https://leetcode.com/problems/sum-root-to-leaf-numbers
65 213 House Robber II 36.5% Medium 0.012654392210497564 https://leetcode.com/problems/house-robber-ii
66 287 Find the Duplicate Number 55.5% Medium 0.012335682739188652 https://leetcode.com/problems/find-the-duplicate-number
67 445 Add Two Numbers II 54.5% Medium 0.01233061245747872 https://leetcode.com/problems/add-two-numbers-ii
68 547 Friend Circles 58.6% Medium 0.012228828639434596 https://leetcode.com/problems/friend-circles
69 300 Longest Increasing Subsequence 42.6% Medium 0.011806512586989004 https://leetcode.com/problems/longest-increasing-subsequence
70 785 Is Graph Bipartite? 47.5% Medium 0.011236073266925854 https://leetcode.com/problems/is-graph-bipartite
71 207 Course Schedule 43.1% Medium 0.01113459480911671 https://leetcode.com/problems/course-schedule
72 160 Intersection of Two Linked Lists 40.6% Easy 0.010994491398666248 https://leetcode.com/problems/intersection-of-two-linked-lists
73 662 Maximum Width of Binary Tree 41.0% Medium 0.010790501245113902 https://leetcode.com/problems/maximum-width-of-binary-tree
74 236 Lowest Common Ancestor of a Binary Tree 45.7% Medium 0.010575891759058162 https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree
75 211 Add and Search Word - Data structure design 38.1% Medium 0.010438508143923443 https://leetcode.com/problems/add-and-search-word-data-structure-design
76 25 Reverse Nodes in k-Group 42.1% Hard 0.01021198560502829 https://leetcode.com/problems/reverse-nodes-in-k-group
77 1 Two Sum 45.6% Easy 0.010006414028595919 https://leetcode.com/problems/two-sum
78 279 Perfect Squares 47.4% Medium 0.009216655104924008 https://leetcode.com/problems/perfect-squares
79 32 Longest Valid Parentheses 28.4% Hard 0.009111680351255843 https://leetcode.com/problems/longest-valid-parentheses
80 208 Implement Trie (Prefix Tree) 49.4% Medium 0.009105457856626612 https://leetcode.com/problems/implement-trie-prefix-tree
81 189 Rotate Array 34.7% Easy 0.00904437880665999 https://leetcode.com/problems/rotate-array
82 295 Find Median from Data Stream 44.3% Hard 0.00899893586856953 https://leetcode.com/problems/find-median-from-data-stream
83 28 Implement strStr() 34.5% Easy 0.008850485542574548 https://leetcode.com/problems/implement-strstr
84 4 Median of Two Sorted Arrays 29.6% Hard 0.008754068159914991 https://leetcode.com/problems/median-of-two-sorted-arrays
85 139 Word Break 40.1% Medium 0.008741314401573542 https://leetcode.com/problems/word-break
86 53 Maximum Subarray 46.5% Easy 0.008640295679602939 https://leetcode.com/problems/maximum-subarray
87 49 Group Anagrams 56.9% Medium 0.008538951314232168 https://leetcode.com/problems/group-anagrams
88 8 String to Integer (atoi) 15.4% Medium 0.008513104762248265 https://leetcode.com/problems/string-to-integer-atoi
89 328 Odd Even Linked List 55.7% Medium 0.00764383618585562 https://leetcode.com/problems/odd-even-linked-list
90 994 Rotting Oranges 49.2% Medium 0.007630712341163886 https://leetcode.com/problems/rotting-oranges
91 176 Second Highest Salary 31.6% Easy 0.007393749024938284 https://leetcode.com/problems/second-highest-salary
92 344 Reverse String 68.5% Easy 0.00734157796234515 https://leetcode.com/problems/reverse-string
93 66 Plus One 43.0% Easy 0.007324847595025828 https://leetcode.com/problems/plus-one
94 204 Count Primes 31.5% Easy 0.007072165261362441 https://leetcode.com/problems/count-primes
95 142 Linked List Cycle II 37.3% Medium 0.006564934131150057 https://leetcode.com/problems/linked-list-cycle-ii
96 41 First Missing Positive 32.0% Hard 0.0064113058208121855 https://leetcode.com/problems/first-missing-positive
97 83 Remove Duplicates from Sorted List 45.4% Easy 0.006353261522609498 https://leetcode.com/problems/remove-duplicates-from-sorted-list
98 202 Happy Number 50.4% Easy 0.006266666286010046 https://leetcode.com/problems/happy-number
99 76 Minimum Window Substring 34.6% Hard 0.006231520398723243 https://leetcode.com/problems/minimum-window-substring
100 24 Swap Nodes in Pairs 50.4% Medium 0.0062218275061505365 https://leetcode.com/problems/swap-nodes-in-pairs
101 347 Top K Frequent Elements 61.2% Medium 0.005929457040438874 https://leetcode.com/problems/top-k-frequent-elements
102 973 K Closest Points to Origin 63.8% Medium 0.005773688094426333 https://leetcode.com/problems/k-closest-points-to-origin
103 39 Combination Sum 56.1% Medium 0.005715934396440999 https://leetcode.com/problems/combination-sum
104 21 Merge Two Sorted Lists 53.5% Easy 0.005067007800877041 https://leetcode.com/problems/merge-two-sorted-lists
105 75 Sort Colors 47.3% Medium 0.004992521603120986 https://leetcode.com/problems/sort-colors
106 15 3Sum 26.8% Medium 0.004940992758742591 https://leetcode.com/problems/3sum
107 155 Min Stack 44.5% Easy 0.00474891074128171 https://leetcode.com/problems/min-stack
108 42 Trapping Rain Water 48.9% Hard 0.004350670338744988 https://leetcode.com/problems/trapping-rain-water
109 322 Coin Change 35.5% Medium 0.004029826126500844 https://leetcode.com/problems/coin-change
110 198 House Robber 42.0% Easy 0.0037576371128333645 https://leetcode.com/problems/house-robber
111 78 Subsets 62.0% Medium 0.00368765975195334 https://leetcode.com/problems/subsets
112 14 Longest Common Prefix 35.4% Easy 0.003320331762984143 https://leetcode.com/problems/longest-common-prefix
113 50 Pow(x n) 30.3% Medium 0.0031510424503886844 https://leetcode.com/problems/powx-n
114 88 Merge Sorted Array 39.4% Easy 0.0030102370714243072 https://leetcode.com/problems/merge-sorted-array
115 98 Validate Binary Search Tree 27.8% Medium 0.002943776044013381 https://leetcode.com/problems/validate-binary-search-tree
116 140 Word Break II 32.6% Hard 0.0027070942357783584 https://leetcode.com/problems/word-break-ii
117 26 Remove Duplicates from Sorted Array 45.1% Easy 0.0019513153174351963 https://leetcode.com/problems/remove-duplicates-from-sorted-array
118 2 Add Two Numbers 33.9% Medium 0.0016886191111440908 https://leetcode.com/problems/add-two-numbers