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数学家打盹 [:D)] |
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回复:数学家打盹 [:D)]
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回复:回复:数学家打盹 [:D)]
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回复:回复:回复:数学家打盹 [:D)]
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回复:回复:回复:回复:数学家打盹 [:D)]
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回复:回复:回复:回复:回复:数学家打盹 [:D)]
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I finally understand your proof. Nice proof![@};-]
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Thanks a lot for your beautiful flower! [@};-][:)]
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