3245. Alternating Groups III | Weekly Leetcode 409

[@AMITSHARMA-oh1nq]

How on earth these gems are so underrated. This channwl is Goldmine for someone who is trying to learn computational problem solving - kudos

[@ankitkushwaha7332]

I like the flow...how you start from the basics and solve these hard problems. ❤

[@AMITSHARMA-oh1nq]

Can you provide the google doc link which you show initially in vdo

[@SolaiNaga]

Instead of set for grouping based on index what can be used in Java?

[@nikhilsoni2403]

This was really hard. But as always.. amazing explanation❤. How are u guys able to come up with these solutions during the contest ? It almost feels impossible to come up with the solution in less than an hour for me ..

[@quyhoaphantruong7453]

In the past, he had been grinding competitive programming for more than 6 years. So I would say that hard work pays off

[@codingmohan]

Actually it took me more than an hour (I didn't participate in the contest from the past 2 weeks) to get it accepted because there were few edge cases here.