Codeforces Round 969 (Div. 1) — Screencast & Editorial of A–D

Revision en3, by orz, 2024-08-30 23:53:44

I solved problems A–D, but I was quite slow, also I had two incorrect submissions for problem A, so my rating delta was -21.

If you want to watch my screencast and editorial, it will appear (UPD: has appeared) behind this link in several minutes: https://youtu.be/NuyV1LIMX3E; or in this box:

And, of course, my warmest congratulations to tourist on reaching 4000 rating points milestone!

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en3 English orz 2024-08-30 23:53:44 27 Tiny change: 'll appear behind th' -> 'll appear (UPD: has appeared) behind th'
en2 English orz 2024-08-30 23:00:17 132
en1 English orz 2024-08-30 22:57:30 550 Initial revision (published)