Hello / 你好，Codeforces!
We are really excited to invite you to participate in Codeforces Round 1112 (Div. 1) and Codeforces Round 1112 (Div. 2), which will be held on Jul/26/2026 17:35 (Moscow time).
For both division 1 and division 2, you will be given $$$2.5$$$ hours to solve $$$6$$$ problems in each division.
The problems were authored and prepared by aaa_Pigeon2, _MCYYDS_, and 131241.
We would really like to thank the following people for making this round possible:
- Error_Yuan for the great coordination.
- Oken and jhvjh who also prepared problems that were ultimately not used in this round.
- _istil and ukbwyx for optimizing some details of problems.
- tiger2005 for black red testing.
- RockyYue, WangYuanyi, _istil, Portulaca, jason_sun, wangmarui, N_z__ for red testing.
- Watersphere, zac2010, _luqyou_, ukbwyx, cdx123456, Arpa for orange testing.
- yllls, Fa_Nanf1204 for purple testing.
- 1234567890regis, qym110809, wusixuan for blue testing.
- ini_____ for green testing.
- MikeMirzayanov and KAN for the great Codeforces and Polygon platforms.
- You for participating in this round.
The scoring distribution will be announced later.
