DFS-based topological sort - reverse of finish times — IITM BS previous year questions

DFS-based topological sort - reverse of finish times is part of Directed Acyclic Graphs (DAGs) and Topological Sorting Floyd-Warshall, Prim, Kruskal, Week 10 in Mathematics 1. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.