Hello Codeforces Community! I'm susenyang, and I'm excited to share a contest with you!
This contest is The 14th Huazhong Agricultural University Programming Contest, an official contest hosted by my university. I believe it's a great contest, and I hope you'll enjoy it. You will have $$$5$$$ hours to solve $$$13$$$ problems.
The round will be hosted by rules of ICPC and the penalty is 20 minutes per wrong submission.
Author List: susenyang, Linear_L, zycpdd, 23337456, tryandtryagain, alicespring
We would like to thank:
- fzx for the red testing.
- thisislike_fan, gjyyyds, thisislike_fan for the orange testing.
- 7_divided_by_3, xiojoy for the purple testing.
- Kirakira_Kasumi, mojo__hugo, AEcreator, One_Wan, Silencer76, baka_killer_uuz, KataGo for the blue testing.
- VladmirZ for the cyan testing.
- MikeMirzayanov for the Codeforces and Polygon platform!
If you have any suggestions, please feel free to leave them in the comments. Your feedback will be invaluable to us!
We provide PDF Statements in both English and Chinese, as well as a Chinese version of the Solution. The English version of the Solution will be updated later.
Besides, we also have a warm-up contest. If you are interested in it, please click this link.




