
great, I got the same answer in a more complex way
所有跟帖:
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-皋诚-
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03/20/2026 postreply
19:02:55
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漂亮,你提供的视角让我也学习到了,最后的解法简单得惊人
-monseigneur-
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03/20/2026 postreply
22:05:43