Transitive closure - reachability matrix: can vertex i reach vertex j? — IITM BS previous year questions

Transitive closure - reachability matrix: can vertex i reach vertex j? is part of Longest Path, Transitive Closure, and Matrix Multiplication, Week 11 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.