Problem statement, input, output, and step-by-step procedure — IITM BS previous year questions

Problem statement, input, output, and step-by-step procedure is part of Algorithmic Thinking and Problem Solving, Week 1 in Programming in Python. 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.