• 个人简介

    $$\texttt{越学越觉得自己是}\\ SB\\ \mathrm{SB}\\ \mathbf{SB}\\ \mathit{SB}\\ \underline{SB}\\ \mathsf{SB}\\ \mathbb{SB}\\ \mathcal{SB}\\ \mathfrak{SB} $$
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  • 最近活动

    This person is lazy and didn't join any contests or homework.

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