2018年3月28日
Rotate Array
摘要： Rotate an array of n elements to the right by k steps. For example, with n = 7 and k = 3, the array [1,2,3,4,5,6,7] is rotated to [5,6,7,1,2,3,4]. Not 阅读全文
posted @ 2018-03-28 22:11 还是说得清点吧 阅读(113) 评论(0) 推荐(0)
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 @ 2018-03-28 21:09 还是说得清点吧 阅读(99) 评论(0) 推荐(0)
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 @ 2018-03-28 20:11 还是说得清点吧 阅读(117) 评论(0) 推荐(0)