This is my reference:https://leetcode.com/discuss/35605/two-ac-solution-in-java-using-bfs-and-dfs-with-explanation BFS(please note the comment): classSolution {public: vector<int> findOrder(intnumCourses, vector<pair<int,int>>&prerequisites) { vector<int>ret; map<int,int>counts;for(inti...
publicclassSolution {publicbooleancanFinish(intnumCourses,int[][] prerequisites) { List<Integer>[] adj =newList[numCourses];for(inti = 0; i < numCourses; i++) adj[i]=newArrayList<Integer>();int[] indegree =newint[numCourses]; Queue<Integer> readyCourses =newLinkedList();intfinishCount ...
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class Solution(object): def findOrder(self, numCourses, prerequisites): in_degree,adj=self.create_adj(numCourses,prerequisites) visited = [0 for i in range(numCourses)] stack = [] for i in range(numCourses): if not visited[i] and not self.dfs(i,visited,stack,adj): return [] return...
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Using GitHub Copilot while writing your solution. Using ChatGPT to write or help write justifications in homework assignments, while checking the correctness of the answer. Looking at other students' solutions when explicitly instructed by the course staff, for example, as part of peer grading for...