i am not able to figure out why are we using the GCD logic in this problem.
someone plz explain it to me
i am not able to figure out why are we using the GCD logic in this problem.
someone plz explain it to me
You can use the problem code EGRCAKE to search the discussion forum for the editorial. It’s here: https://discuss.codechef.com/questions/76886/egrcake-editorial