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【魍生技】從一道美國(guó)數(shù)學(xué)教材中的練習(xí)題想到的 |
點(diǎn)評(píng)
確實(shí),還是這樣的題目更適合小孩子
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點(diǎn)評(píng)
哈哈,想起雞兔同籠問(wèn)題的一個(gè)奇葩解法——雞一屁股坐在地上
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