We will hold 【MX-J3】Mengxiong Weekly (Open) on Luogu. This is a Div. 3 round provided by our collaborator. If you cannot understand Chinese, ChatGPT may be helpful.

• Contest URL: https://www.luogu.com.cn/contest/193566
• Start Time: https://www.timeanddate.com/worldclock/fixedtime.html?msg=MX-J3&iso=20240825T1400&p1=237
• Duration: 240 minutes
• System: IOI
• Difficulty: CSP-J (see this blog), easier than Codeforces Div. 3 (but still harder than Div. 4)
• Writer & Tester: steven_yummy , rui_er , Liuxizai , Caylex
• Rated range: Unrated on Luogu
• The points value: 100-100-100-100-100- 1 (a hard version of one problem in the contest)

We are looking forward to your participation! If you cannot understand Chinese, ChatGPT may be helpful. We are working on establishing an English platform, but it takes time. We plan to complete this task by the end of 2024 or early 2025.

• A tutorial on using Luogu
• A brief introduction to Chinese NOI