Hello, Codeforces!

We are excited to invite you to TLX Regular Open Contest #40 (based on BNPCHS 2024 Final Round)!

BNPCHS (Bina Nusantara Programming Contest for High School Students) is an annual competitive programming competition hosted by Binus University as part of BeeFest, a national-level competition for high school students. The problemset will be based on BNPCHS 2024 final round. The TROC will be happening alongside the onsite contest and is open for everyone to join!

Key details:

• Contest links: TLX

• Time: 3rd November 2024, 06:05 UTC. Note the unusual time of the round.

• Writers: ArgoCahaya, joelgun14, Owmicron, Zanite

• Duration: 2 hours

• Problems: 8

• Scoring distribution: 100 — 300 — 300 — 500 — 500 — 500 — 600 — 700

We would like to thank:

• Pyqe and yz_ for the breathtaking coordination.
• ArgoCahaya, jiayi_ko, Owmicron, SunShine11, takeonicky, Twits, TypeYippie, Chrisedyong, and Zanite as the scientific committee of BNPCHS 2024.
• AVM.Martin and TypeYippie as the technical committee of BNPCHS 2024.
• bonk, Drew_, Evan_, Leonardo_Dahendra, MakanCuy, MikiMiku, Ngeces, rfpermen, robertoeugenio, and steven.novaryo for testing the problems and giving spectacular feedback.
• fushar for the outstanding TLX platform.
• BINUS University, all the local committees, administrators, and managers of BeeFest and BNPCHS 2024.

Please register for the contest and we encourage you to read all problems! We hope you enjoy TROC #40!

UPD: Contest is over!

Congratulations to our top 5:

1. tourist
2. potato167
3. hos.lyric
4. maspy
5. asdsasd

Congratulations to our first solvers:

A: __jk__
B: tourist
C: tourist
D: asdsasd
E: tourist
F: hos.lyric
G: hos.lyric
H: tourist

You can upsolve the problems here.

Editorial is available in the upsolve link.

Thank you for participating and see you on the next contest!