[LeetCode]486. Predict the Winner 解题报告(Python) 标签(空格分隔): LeetCode 作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址:https://leetcode.com/problems/predict-the-winner/description/ 题目描述: Given an array of scores that are non-negative integers…

lc 486 Predict the Winner 486 Predict the Winner Given an array of scores that are non-negative integers. Player 1 picks one of the numbers from either end of the array followed by the player 2 and then player 1 and so on. Each time a player picks a…

Given an array of scores that are non-negative integers. Player 1 picks one of the numbers from either end of the array followed by the player 2 and then player 1 and so on. Each time a player picks a number, that number will not be available for the…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址:https://leetcode.com/problems/unique-paths/description/ 题目描述: A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below). The robot can only move either…

题目链接:https://leetcode.com/problems/predict-the-winner/ 1.暴力递归 当前数组左边界:i,右边界:j: 对于先发者来说,他能取到的最大值是:max(arr[i] + second(arr, i + 1, j), arr[j] + second(arr, i, j - 1)); (arr[i] + 作为后发者,在 i+1 到 j 上取得的值),(arr[j] + 作为后发者,在 i 到 j-1 上取得的值) 中大的一个. 对于后发者来说,他是被…

原题 思路: 解法一: 转换比较拿取分数多少的思路,改为考虑 player拿的分数为正,把Player2拿的视为负,加上所有分数,如果最后结果大于0则Player1赢. 思考得出递归表达式: max(nums[beg] - player2(beg + 1, end), nums[end] - player2(beg, end + 1)) 此解法效率很差 104ms,beats 5.32% class Solution { public: bool PredictTheWinner(vector<…

[LeetCode]649. Dota2 Senate 解题报告(Python) 作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址:https://leetcode.com/problems/dota2-senate/description/ 题目描述: In the world of Dota2, there are two parties: the Radiant and the Dire. The Dota2 sena…

[LeetCode]376. Wiggle Subsequence 解题报告(Python) 作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址: https://leetcode.com/problems/wiggle-subsequence/description/ 题目描述: A sequence of numbers is called a wiggle sequence if the differences betw…

[LeetCode]911. Online Election 解题报告(Python) 作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址:https://leetcode.com/problems/online-election/description/ 题目描述: In an election, the i-th vote was cast for persons[i] at time times[i]. Now, we…

[LeetCode]886. Possible Bipartition 解题报告(Python) 作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址:https://leetcode.com/problems/possible-bipartition/description/ 题目描述: Given a set of N people (numbered 1, 2, ..., N), we would like to spli…