原文链接: https://leetcode-cn.com/problems/cut-off-trees-for-golf-event
英文原文You are asked to cut off all the trees in a fo
分类详情
困难 分类
原文链接: https://leetcode-cn.com/problems/24-game
英文原文You are given an integer array cards of length 4. You have four car
原文链接: https://leetcode-cn.com/problems/redundant-connection-ii
英文原文In this problem, a rooted tree is a directed graph
原文链接: https://leetcode-cn.com/problems/maximum-sum-of-3-non-overlapping-subarrays
英文原文Given an integer array nums and
原文链接: https://leetcode-cn.com/problems/stickers-to-spell-word
英文原文We are given n different types of stickers. Each sti
原文链接: https://leetcode-cn.com/problems/falling-squares
英文原文There are several squares being dropped onto the X-axis of
原文链接: https://leetcode-cn.com/problems/find-k-th-smallest-pair-distance
英文原文The distance of a pair of integers a and b
原文链接: https://leetcode-cn.com/problems/count-different-palindromic-subsequences
英文原文Given a string s, return the numbe
原文链接: https://leetcode-cn.com/problems/my-calendar-iii
英文原文A k-booking happens when k events have some non-empty inter
原文链接: https://leetcode-cn.com/problems/parse-lisp-expression
英文原文You are given a string expression representing a Lisp