As stated by title, I want to know if there's any formal proof for solution with minimum steps to solve Towers of Hanoi being unique or non-unique.

The official analysis is hard to understand. Any other explanations please?

See the solution timings and submissions carefully. Clearly 2 or more people are co-operating for this account. It's clear that this person was simultaneously coding solutions for F and B.

Here's another one ...

This guy's template is alternating between problems and it seems two people are also using this account.

I saw this for the first time.

Don't these guys get caught? Isn't there any alert system based on submission timings?

Solution Link : https://codeforces.com/contest/1486/submission/107850525

Can anyone find any TLE test case?

Is the new logo just a temporary replacement or is it permanent? Anyone knows with confirmation?

I am sure some of us are tired of seeing these posts again and again. Please MikeMirzayanov , make another space for these kind of blogs.