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Re:第二组数据怎么出来的?In Reply To:第二组数据怎么出来的? Posted by:wangjie2008 at 2008-08-31 12:41:18 第一天花1K 第二天花3K 第三天花5K... 持续不同的天数会花费不同的总金币数 求总花费的期望 Followed by: Post your reply here: |
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