LeetCode: 975. Odd Even Jump 方国正 计算机硕士 来自专栏 · 进阶算法 题目描述:奇偶跳 给定一个整形数组A,从某一个下标开始,你可以进行一系列的跳跃。其中,第(1,3,5,...)次跳跃被称为奇数跳,而第(2,4,6,...)次跳跃被称为偶数跳。 你可以从下标 i 向前跳跃到下标 j ,其中 (i<j) 。本次...
https://leetcode.com/problems/odd-even-jump/discuss/217981/JavaC%2B%2BPython-DP-using-Map-or-Stack
vector<int> evennext=make(index);//oddjump[i] - if now it odd jumps from index i, whether it could reach the end.vector<bool> oddjump(A.size(),false), evenjump(A.size(),false); oddjump[A.size()-1] = evenjump[A.size()-1] =true;for(inti=A.size()-2;i>=0;--i){if(...
第四题:Odd Even Jump 【题目大意】 这题的描述比较复杂,就不做大意介绍了,大家直接看原题描述吧。 【解题思路】 题目的基本框架是规定了一种比较复杂的跳跃规则,然后问能够跳跃至终点的起点一共有多少个。这种问题是比较明确的动态规划问题,基本的思路是:从后往前进行遍历,对于一个点,如果它能够跳跃到一个能够...
975.Odd-Even-Jump (H-) 632.Smallest-Range-Covering-Elements-from-K-Lists (H-) 1675.Minimize-Deviation-in-Array (H) 1296.Divide-Array-in-Sets-of-K-Consecutive-Numbers (M) 1348.Tweet-Counts-Per-Frequency (H-) 1488.Avoid-Flood-in-The-City (H-) 1606.Find-Servers-That-Handled-Most-Num...
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0975 Odd Even Jump 38.9% Hard 0976 Largest Perimeter Triangle Go 54.8% Easy 0977 Squares of a Sorted Array Go 71.9% Easy 0978 Longest Turbulent Subarray Go 47.4% Medium 0979 Distribute Coins in Binary Tree Go 72.0% Medium 0980 Unique Paths III Go 79.6% Hard 0981 Time Based Key-...
LeetCode最近很火,我以前不太知道有这么一个很方便练习算法的网站,直到大概数周前同事和我说起,正好我老婆要找工作,而根据同事的理论,LeetCode的题目是必须攻破的第一道关卡。我虽说又不找工作,但是纯粹拿来练手和学习,觉得很多题目都挺有趣的。现在已经做了三分之一,我会把我的解答分几次放上来。这里是第一...
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0975 Odd Even Jump 41.5% Hard 0976 Largest Perimeter Triangle Go 58.5% Easy 0977 Squares of a Sorted Array Go 72.3% Easy 0978 Longest Turbulent Subarray Go 46.6% Medium 0979 Distribute Coins in Binary Tree Go 69.4% Medium 0980 Unique Paths III Go 77.1% Hard 0981 Time Based Key-...