Hello, Codeforces!

We are excited and pleased to announce that Codeforces Round 1075 (Div. 2) will be held on Jan/23/2026 17:35 (Moscow time). This round will be rated for all participants with rating below $$$2100$$$. You will be given $$$2$$$ hours to solve $$$6$$$ problems and some problems will be divided into subtasks.

The round is based on the Sharygin International Geometry Olympiad All problems were authored and prepared by yanb0, furt1ve and me.

We would like to express our special thanks to:

• Akulyat for coordinating the round and assistance in preparing problems;
• the testers: Wansur, __baozii__, k1r1t0, Mark_Pr, _istil, OG_Matveychick1, TimDee, zhenja, abs0lute, princeee, NotDWT, Sokol080808, machine_solution, Pobe, madlogic, wuhudsm, pattern-seeker, dvb1r, VitaliiV, penwick, sanya37y, itz_pabloo, Morselllprimo, AK_15, Golden_Square, Norman165, arsen1y, graphs_enjoyer, tih-a, emirhanbanan, ak1ko, s97b, thereverberation, bibiq for their time and effort in testing the problems;
• MikeMirzayanov and KAN for the great platforms.

The score distribution is below.

$$$500-1000-(1250+750)-(2000+750)-2500-3250$$$

GLHF!

UPD The round is over, thank you for participation. The editorial will be posted shortly.