Schwifty - 博客园

2019年11月1日

摘要： Given an unsorted array nums, reorder it such that nums[0] < nums[1] > nums[2] < nums[3].... Example 1: Input: nums = [1, 5, 1, 1, 6, 4] Output: One p 阅读全文

posted @ 2019-11-01 02:15 Schwifty 阅读(104) 评论(0) 推荐(0)

315. Count of Smaller Numbers After Self

摘要： You are given an integer array nums and you have to return a new counts array. The counts array has the property where counts[i] is the number of smal 阅读全文

posted @ 2019-11-01 01:34 Schwifty 阅读(129) 评论(0) 推荐(0)

2019年10月31日

350. Intersection of Two Arrays II

摘要： Given two arrays, write a function to compute their intersection. Example 1: Example 2: Input: nums1 = [4,9,5], nums2 = [9,4,9,8,4] Output: [4,9] Exam 阅读全文

posted @ 2019-10-31 12:13 Schwifty 阅读(136) 评论(0) 推荐(0)

295. Find Median from Data Stream

摘要： Median is the middle value in an ordered integer list. If the size of the list is even, there is no middle value. So the median is the mean of the two 阅读全文

posted @ 2019-10-31 11:11 Schwifty 阅读(169) 评论(0) 推荐(0)

289. Game of Life

摘要： According to the Wikipedia's article: "The Game of Life, also known simply as Life, is a cellular automaton devised by the British mathematician John 阅读全文

posted @ 2019-10-31 09:38 Schwifty 阅读(130) 评论(0) 推荐(0)

2019年10月30日

287. Find the Duplicate Number

摘要： Given an array nums containing n + 1 integers where each integer is between 1 and n (inclusive), prove that at least one duplicate number must exist. 阅读全文

posted @ 2019-10-30 10:36 Schwifty 阅读(143) 评论(0) 推荐(0)

279. Perfect Squares

摘要： Given a positive integer n, find the least number of perfect square numbers (for example, 1, 4, 9, 16, ...) which sum to n. Example 1: Input: n = 12 O 阅读全文

posted @ 2019-10-30 04:56 Schwifty 阅读(164) 评论(0) 推荐(0)

384. Shuffle an Array

摘要： Shuffle a set of numbers without duplicates. Example: // Init an array with set 1, 2, and 3. int[] nums = {1,2,3}; Solution solution = new Solution(nu 阅读全文

posted @ 2019-10-30 04:09 Schwifty 阅读(146) 评论(0) 推荐(0)

2019年10月29日

239. Sliding Window Maximum

摘要： Given an array nums, there is a sliding window of size k which is moving from the very left of the array to the very right. You can only see the k num 阅读全文

posted @ 2019-10-29 11:44 Schwifty 阅读(113) 评论(0) 推荐(0)

237. Delete Node in a Linked List

摘要： Write a function to delete a node (except the tail) in a singly linked list, given only access to that node. Given linked list -- head = [4,5,1,9], wh 阅读全文

posted @ 2019-10-29 10:41 Schwifty 阅读(127) 评论(0) 推荐(0)

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