题目的n是什么

P2508 [HAOI2008] 圆上的整点

这题确实没说清楚
by jc2018 @ 2019-02-13 08:53:59


是的,与r相同
by 魏之哲它椰叶 @ 2019-02-13 08:54:22


%%%%%dalao
by SilverStar @ 2019-02-13 09:04:45


@[rilegoule](/space/show?uid=102550) 这。。这是小蓝兔嘛~~~
by 3493441984zz @ 2019-02-13 09:26:38


@[野心qwq](/space/show?uid=96968) 手动p图哦
by rilegoule @ 2019-02-13 09:38:26


@[rilegoule](/space/show?uid=102550) 牛逼的呀
by 3493441984zz @ 2019-02-13 09:55:22


@[野心qwq](/space/show?uid=96968) _ ~~当年为了搞情头~~_ p了半小时QAQ
by rilegoule @ 2019-02-13 10:06:01


@[rilegoule](/space/show?uid=102550) 您是小粉兔的那个???这么可怕的嘛
by 3493441984zz @ 2019-02-13 10:09:46


@[野心qwq](/space/show?uid=96968) 不是哟
by rilegoule @ 2019-02-13 11:16:45


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