08 2016 档案
摘要：188. Best Time to Buy and Sell Stock IV 188. Best Time to Buy and Sell Stock IV Total Accepted: 31463 Total Submissions: 135777 Difficulty: Hard Say y
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摘要：123. Best Time to Buy and Sell Stock III 123. Best Time to Buy and Sell Stock III Total Accepted: 64481 Total Submissions: 236301 Difficulty: Hard Say
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摘要：347. Top K Frequent Elements 347. Top K Frequent Elements Total Accepted: 26456 Total Submissions: 60329 Difficulty: Medium Given a non-empty array of
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摘要：224. Basic Calculator 224. Basic Calculator Total Accepted: 32728 Total Submissions: 139195 Difficulty: Hard Implement a basic calculator to evaluate
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摘要：241. Different Ways to Add Parentheses 241. Different Ways to Add Parentheses Total Accepted: 27446 Total Submissions: 72350 Difficulty: Medium Given
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摘要：95. Unique Binary Search Trees II 95. Unique Binary Search Trees II Total Accepted: 61324 Total Submissions: 207585 Difficulty: Medium Given an intege
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摘要：96. Unique Binary Search Trees 96. Unique Binary Search Trees Total Accepted: 91481 Total Submissions: 238129 Difficulty: Medium Given n, how many str
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摘要：47. Permutations II 47. Permutations II Total Accepted: 80610 Total Submissions: 277081 Difficulty: Medium Given a collection of numbers that might co
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摘要：46. Permutations 46. Permutations Total Accepted: 112369 Total Submissions: 300018 Difficulty: Medium Given a collection of distinct numbers, return a
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摘要：357. Count Numbers with Unique Digits 357. Count Numbers with Unique Digits Total Accepted: 10844 Total Submissions: 25103 Difficulty: Medium Given a
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摘要：376. Wiggle Subsequence 376. Wiggle Subsequence Total Accepted: 5157 Total Submissions: 14616 Difficulty: Medium A sequence of numbers is called a wig
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摘要：367. Valid Perfect Square 367. Valid Perfect Square Total Accepted: 11219 Total Submissions: 30842 Difficulty: Medium Given a positive integer num, wr
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摘要：378. Kth Smallest Element in a Sorted Matrix 378. Kth Smallest Element in a Sorted Matrix Total Accepted: 3183 Total Submissions: 7968 Difficulty: Med
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摘要：58. Length of Last Word Total Accepted: 103816 Total Submissions: 345263 Difficulty: Easy Given a string s consists of upper/lower-case alphabets and
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摘要：56. Merge Intervals 56. Merge Intervals Total Accepted: 75204 Total Submissions: 285007 Difficulty: Hard Given a collection of intervals, merge all ov
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摘要：57. Insert Interval 57. Insert Interval Total Accepted: 64309 Total Submissions: 260619 Difficulty: Hard Given a set of non-overlapping intervals, ins
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摘要：299. Bulls and Cows Total Accepted: 37528 Total Submissions: 120055 Difficulty: Easy You are playing the following Bulls and Cows game with your frien
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摘要：59. Spiral Matrix II 59. Spiral Matrix II Total Accepted: 58954 Total Submissions: 162869 Difficulty: Medium Given an integer n, generate a square mat
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摘要：54. Spiral Matrix 54. Spiral Matrix Total Accepted: 66779 Total Submissions: 286442 Difficulty: Medium Given a matrix of m x n elements (m rows, n col
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摘要：350. Intersection of Two Arrays II 350. Intersection of Two Arrays II Total Accepted: 23510 Total Submissions: 56283 Difficulty: Easy Given two arrays
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摘要：349. Intersection of Two Arrays 349. Intersection of Two Arrays Total Accepted: 33720 Total Submissions: 75833 Difficulty: Easy Given two arrays, writ
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摘要：90. Subsets II 90. Subsets II Total Accepted: 74830 Total Submissions: 236128 Difficulty: Medium Given a collection of integers that might contain dup
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摘要：78. Subsets 78. Subsets Total Accepted: 106996 Total Submissions: 323591 Difficulty: Medium Given a set of distinct integers, nums, return all possibl
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摘要：260. Single Number III 260. Single Number III Total Accepted: 42076 Total Submissions: 91382 Difficulty: Medium Given an array of numbers nums, in whi
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