2023年10月12日
G. ABBC or BACB
摘要： G. ABBC or BACB You are given a string $s$ made up of characters $\texttt{A}$ and $\texttt{B}$. Initially you have no coins. You can perform two types 阅读全文
posted @ 2023-10-12 14:32 onlyblues 阅读(48) 评论(0) 推荐(0) 编辑
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