We will hold 【MX-J1】Mengxiong Weekly: Flanksy Round III (Open) on Luogu.

• Contest URL: https://www.luogu.com.cn/contest/181138
• Start Time: https://www.timeanddate.com/worldclock/fixedtime.html?iso=20240714T14&p1=237
• Duration: 210 minutes
• System: IOI
• Difficulty: CSP-J(see this blog), easier than Codeforces Div. 3 (but still harder than Div. 4)
• Writer & Tester: R.Hoshino, iL.nayR, ScaredQiu, cyh_toby
• Rated range: Unrated on Luogu
• The points value: 100-100-100-100

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.

We will hold Luogu Round 193 on Luogu.

• Contest URL:
• Div. 1: https://www.luogu.com.cn/contest/178773
• Div. 2: https://www.luogu.com.cn/contest/178774
• Start Time: https://www.timeanddate.com/worldclock/fixedtime.html?iso=20240713T1400&p1=237
• Duration: 240 minutes
• Difficulty: similar to Codeforces Div. 1/2
• Writer and tester: qingbaiqwq, fairytaleqwq, sail_with_pleasure, PCT2506
• Coordinator: E.Space(NOI 2018 Gold Medal), zhiyangfan(NOI 2022, 2023 Silver Medal)
• Rated range: Div. 2 is rated for those whose Luogu rating less than 2000. Div. 1 is rated for all. (Here, we are sorry to say that the 【MX-X1】 is actually unrated on Luogu.)
• The point values: 100-100-100-100-100-100.

We are looking forward to your participation! If you cannot understand Chinese, ChatGPT may be helpful.

• A tutorial on using Luogu

• A brief introduction to Chinese NOI

We will hold 【MX-X1】梦熊周赛 · 未来组 1 |「KDOI」Round 5（同步赛）(which is a synchronized contest on the newly emerging online judge MXOJ, and problems are provided by the group KDOI) on Luogu.

• Contest URL: https://www.luogu.com.cn/contest/179392
• Start Time: https://www.timeanddate.com/worldclock/fixedtime.html?iso=20240707T1400&p1=237
• Duration: 270 minutes
• System: IOI
• Difficulty: Codeforces (Div. 1+2)
• Writer: sszcdjr, Otomachi_Una, Error_Yuan.
• Tester: sszcdjr, Otomachi_Una, Error_Yuan, _TernaryTree_, _istil, 275307894a, A_zjzj.
• Coordinator: hualian.
• Rated range: for all
• The point values: 100-100-100-100-100-100.

We are looking forward to your participation! If you cannot understand Chinese, ChatGPT may be helpful.

UPD: The original contest (on MXOJ) can be visited here.

UPD2: Contest is end! The English statements are here.