那是因為國內人愛搞競賽,啥科目都弄點競賽題玩玩.而且前幾年不是一直搞補習奧數數學嗎?當時國內也比較魔怔的.

來源: Pilsung 於 2024-09-01 08:33:52 [舊帖] [給我悄悄話] 本文已被閱讀：次

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