小小孩刷USAMO都不如去刷童话神话刷杂书耍历史刷莎士比亚之类。人生不是来做机器或零件

来源: 成功的熊二狗于 2024-02-17 05:06:00 [旧帖] [给我悄悄话] 本文已被阅读：次

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