Hi all,

Programming club, Indian Institute of Technology, Mandi is hosting Dementia '18 as part of our cultural-cum-technical fest Exodia. The contest will take place on 12th April,2018 at 20:00 IST(14:30 UTC). The contest features 6 delectable problems of varying difficulty and you'll get 2.5 hours for solving them. The problem setters and testers for the contest are me(avi224) and hitesh_r. The contest is rated for division II on codechef(below 1800 rating). However, division I can participate out of competition.

There are prizes worth Rs 5K for the top participants(from both divisions) from India.

Link to the contest

Combined ranklist

Hi CF,

What is the expected time complexity of this solution?

Problem link: 514C - Watto and Mechanism

Solution: Link

And, is there a possible countertest which will give TLE?