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luogu_official's blog

By luogu_official, history, 14 months ago, In English

We will hold 【MX-X19/J22】Mengxiong Weekly on Luogu. This is a Div.1+Div.3 round provided by our collaborator. English statement will be provided by DeepSeek V3. You can switch the language of the problem description.

We are looking forward to your participation!

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As the most vegetable staff of this competition, hope everyone good luck and have fun!

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Even if I watch bilibili, I probably won't be able to understand Chinese, so I'd appreciate it if someone could give me an editorial (short is ok) ,especially the final problem !

And D(tree query) is log^3 ?