例如,想要学习课程0,你需要先完成课程1,我们用一个匹配来表示:[0,1]。 返回你为了学完所有课程所安排的学习顺序。可能会有多个正确的顺序,你只要返回任意一种就可以了。如果不可能完成所有课程,返回一个空数组。 示例1: 输入:numCourses = 2, prerequisites = [[1,0]]输出:[0,1]解释:总共有 2 门课程。
Some courses may have prerequisites, for example to take course 0 you have to first take course 1, which is expressed as a pair:[0,1] Given the total number of courses and a list of prerequisite pairs, return the ordering of courses you should take to finish all courses. There may be...
Well, this problem is spiritually similar to toCourse Schedule. You only need to store the nodes in the order you visit into a vector during BFS or DFS. Well, for DFS, a final reversal is required. BFS 1classSolution {2public:3vector<int> findOrder(intnumCourses, vector<pair<int,int>...
https://leetcode.com/problems/course-schedule-ii/ 题目: There are a total of n courses you have to take, labeled from 0 to n - 1. Some courses may have prerequisites, for example to take course 0 you have to first take course 1, which is expressed as a pair: [0,1] Given the ...
There are a total ofncourses you have to take, labeled from0ton-1. Some courses may have prerequisites, for example to take course 0 you have to first take course 1, which is expressed as a pair:[0,1] Given the total number of courses and a list of prerequisitepairs, return the ord...
课程表 II - 力扣(LeetCode)leetcode-cn.com/problems/course-schedule-ii/description/ 题目描述: 现在你总共有n门课需要选,记为0到n-1。 在选修某些课程之前需要一些先修课程。 例如,想要学习课程 0 ,你需要先完成课程 1 ,我们用一个匹配来表示他们:[0,1] ...
210. 课程表 II - 现在你总共有 numCourses 门课需要选,记为 0 到 numCourses - 1。给你一个数组 prerequisites ,其中 prerequisites[i] = [ai, bi] ,表示在选修课程 ai 前 必须 先选修 bi 。 * 例如,想要学习课程 0 ,你需要先完成课程 1 ,我们用一个匹配来表示:[0
[leetcode] 210. Course Schedule II Description There are a total of n courses you have to take, labeled from 0 to n-1. Some courses may have prerequisites, for example to take course 0 you have to first take course 1, which is expressed as a pair: [0,1]...
[LeetCode]CourseSchedule 书影博客 题目描述: There are a total of n courses you have to take, labeled from 0 to n - 1. Some courses may have prerequisites, for example to take course 0 you have to first take course 1, which is expressed as a pair: [0,1] Given the total number ...
Can you solve this real interview question? Course Schedule III - There are n different online courses numbered from 1 to n. You are given an array courses where courses[i] = [durationi, lastDayi] indicate that the ith course should be taken continuously