把USAMO等同於機器，你也太刻薄了，還有刷童話神話也沒有那麽高大上，飯都吃不上純做夢

來源: zitan21 於 2024-02-17 06:45:26 [舊帖] [給我悄悄話] 本文已被閱讀：次

經濟基礎決定上層建築

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