2024年10月25日
G. Sakurako and Chefir
摘要： G. Sakurako and Chefir Given a tree with $n$ vertices rooted at vertex $1$. While walking through it with her cat Chefir, Sakurako got distracted, and 阅读全文
posted @ 2024-10-25 17:44 onlyblues 阅读(89) 评论(0) 推荐(1)
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