2017年4月5日
268. Missing Number
摘要： Given an array containing n distinct numbers taken from 0, 1, 2, ..., n, find the one that is missing from the array. For example, Given nums = [0, 1, 阅读全文
posted @ 2017-04-05 16:10 anghostcici 阅读(121) 评论(0) 推荐(0) 编辑
215. Kth Largest Element in an Array (have better solution )
摘要： Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element. For exam 阅读全文
posted @ 2017-04-05 15:38 anghostcici 阅读(98) 评论(0) 推荐(0) 编辑
414. Third Maximum Number
摘要： Given a non-empty array of integers, return the third maximum number in this array. If it does not exist, return the maximum number. The time complexi 阅读全文
posted @ 2017-04-05 14:42 anghostcici 阅读(108) 评论(0) 推荐(0) 编辑
2017年4月4日
442. Find All Duplicates in an Array
摘要： Given an array of integers, 1 ≤ a[i] ≤ n (n = size of array), some elements appear twice and others appear once. Find all the elements that appear twi 阅读全文
posted @ 2017-04-04 09:56 anghostcici 阅读(111) 评论(0) 推荐(0) 编辑
448. Find All Numbers Disappeared in an Array
摘要： Given an array of integers where 1 ≤ a[i] ≤ n (n = size of array), some elements appear twice and others appear once. Find all the elements of [1, n] 阅读全文
posted @ 2017-04-04 08:19 anghostcici 阅读(106) 评论(0) 推荐(0) 编辑
2017年4月1日
485. Max Consecutive Ones
摘要： Given a binary array, find the maximum number of consecutive 1s in this array. Example 1: Input: [1,1,0,1,1,1] Output: 3 Explanation: The first two di 阅读全文
posted @ 2017-04-01 17:27 anghostcici 阅读(104) 评论(0) 推荐(0) 编辑
532. K-diff Pairs in an Array
摘要： Given an array of integers and an integer k, you need to find the number of unique k-diff pairs in the array. Here a k-diff pair is defined as an inte 阅读全文
posted @ 2017-04-01 15:49 anghostcici 阅读(122) 评论(0) 推荐(0) 编辑
2017年3月30日
石头记——Utah
该文被密码保护。 阅读全文
posted @ 2017-03-30 14:27 anghostcici 阅读(26) 评论(0) 推荐(0) 编辑
2017年3月27日
8. String to Integer (atoi)
摘要： Implement atoi to convert a string to an integer. Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below 阅读全文
posted @ 2017-03-27 13:16 anghostcici 阅读(107) 评论(0) 推荐(0) 编辑
2017年3月26日
7. Reverse Integer
摘要： Reverse digits of an integer. Example1: x = 123, return 321Example2: x = -123, return -321 click to show spoilers. Have you thought about this? Here a 阅读全文
posted @ 2017-03-26 13:05 anghostcici 阅读(163) 评论(0) 推荐(0) 编辑