Olá Codeforces!

On August 10, we held Universidade de São Paulo Try-outs, a competition that aims to select the teams that will represent our university in the Brazilian regionals. We will also run an online mirror contest in Codeforces Gym on August 17 14:00 (UTC -3, São Paulo time)!

The link for the mirror in Codeforces: https://mirror.codeforces.com/gym/105297

Contestants should follow ICPC rules. We have prepared challenging and interesting problems suitable for both beginners and veterans. You can check previous contests to get an estimate of the difficulty level.

The authors of the contest are Gabriel morete Morete, Jiang kokosha Zhi, Luan LipArcanjo Arcanjo, Lucas lucas3h Harada, Renzo renzo1805 Gómez, Thiago thilio Oliveira and myself. We also like to thank João joaovictorcmiranda Miranda, Marcelo pastel Lage, Pedro pedroteosousa Sousa and Yan yancouto Couto for their help preparing the contest and translating the statements.

Also, huge thanks to the testers for their time and valuable feedback:

Antonio antoniomsah Hachisuca, Nathan nathan_luiz Martins and Willian wnmrmr Mori;

Gabriel perchuts Lucas, Gustavo gustavocruz Cruz and Kaio MvKaio Vieira.

We will look forward your participation!

UPD: Editorials added to contest materials!

Oi, Codeforces!

We are excited to announce the University of São Paulo's Try-outs contest, which will take place on August 12 at UTC-3, São Paulo time. This contest aims to select the teams that will represent our university in the Brazilian regional. The official contest will be held locally at USP, but we are also running an online mirror contest simultaneously on Codeforces!

The link for the mirror in Codeforces: https://mirror.codeforces.com/contestInvitation/82981b01c515fb1be092bfd0aeca18ec067ceea9

Contestants should follow ICPC rules. We have prepared challenging and interesting problems suitable for both beginners and veterans. You can check previous contests to get an estimate of the difficulty level.

The authors of the contest are Gabriel morete Morete, Pedro pedroteosousa Sousa, Renzo renzo1805 Gómez, Thiago thilio Oliveira, Víctor VLamarca Lamarca and myself. We also like to thank Gustavo gustavo_m32 Carlos, Jiang kokosha Zhi and Lucas lucas3h Harada for their help preparing the contest.

Also, huge thanks to the testers for their time and valuable feedback:

Naims NaimSS Santos, Tiago tdas Domingos and Yan yan.silva Silva;

Emanuel emaneru Silva, Felipe fmota and Kaio MvKaio Vieira.

Some past editions of this competition are available at Codeforces Gym. The most recent are : 2022, 2021, 2019, 2018, 2017, 2016, 2015.

We will look forward your participation!

UPD: Editorial in English is now available in the contest materials.