CEOI 2025 discussion

Revision en2, by dinohaur, 2025-07-12 13:54:49

Since CEOI 2025 is over and the tasks and test data have been published, can we discuss the solutions here?

Here are the tasks.

Tags ceoi2025

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en8 English dinohaur 2026-07-01 11:00:14 359 Tiny change: 'exity $O((Q+N) log N)$.\n\n---' -> 'exity $O((q+n) log n)$.\n\n---'
en7 English dinohaur 2026-07-01 01:52:04 93
en6 English dinohaur 2026-07-01 01:48:20 81
en5 English dinohaur 2026-07-01 01:43:18 6695 Tiny change: 'P(x) + 1$.' -> 'P(x) + 1$.\n\n---\n\nThat's all folks! :)'
en4 English dinohaur 2025-08-12 15:03:47 70
en3 English dinohaur 2025-07-14 16:00:57 107
en2 English dinohaur 2025-07-12 13:54:49 65
en1 English dinohaur 2025-07-12 13:41:04 127 Initial revision (published)