12 2017 档案
摘要：原题链接在这里：https://leetcode.com/problems/lexicographical-numbers/description/ 题目： Given an integer n, return 1 - n in lexicographical order. For example,
阅读全文
摘要：原题链接在这里：https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-transaction-fee/ 题目： Your are given an array of integers prices, for which
阅读全文
摘要：原题链接在这里：https://leetcode.com/problems/kill-process/description/ 题目： Given n processes, each process has a unique PID (process id) and its PPID (parent
阅读全文
摘要：原题链接在这里：https://leetcode.com/problems/path-sum-iv/ 题目： If the depth of a tree is smaller than 5, then this tree can be represented by a list of three-
阅读全文
摘要：原题链接在这里：https://leetcode.com/problems/find-k-closest-elements/description/ 题目： Given a sorted array, two integers k and x, find the k closest elements
阅读全文
