/archives/238/ zh-CN ###Description YOUSIKI学习了递推，于是他请皮皮妖给他出道题，皮皮妖说： f(1)=1，f(i)=i-f(i-1)，求f(n) YOUSIKI看了一眼把它秒切了，于是他要求皮... Sat, 08 Sep 2018 09:16:07 +0800 Sat, 08 Sep 2018 09:16:07 +0800 /archives/238/#comment-38 /archives/238/#comment-38 Sat, 08 Sep 2018 09:16:07 +0800 oak orz

]]> /archives/238/#comment-38#comments /archives/238/#comment-19 /archives/238/#comment-19 Wed, 25 Oct 2017 15:51:15 +0800 YOUSIKI 那啥，题解真好！
其实，我是题面……

]]> /archives/238/#comment-19#comments /archives/238/#comment-17 /archives/238/#comment-17 Sun, 17 Sep 2017 11:02:04 +0800 mcfx orz

]]> /archives/238/#comment-17#comments /archives/238/#comment-16 /archives/238/#comment-16 Sat, 16 Sep 2017 17:52:39 +0800 OwenOwl Orz

]]> /archives/238/#comment-16#comments /archives/238/#comment-14 /archives/238/#comment-14 Wed, 09 Aug 2017 12:22:13 +0800 limfc orz

]]> /archives/238/#comment-14#comments /archives/238/#comment-12 /archives/238/#comment-12 Sun, 11 Jun 2017 22:34:52 +0800 WerKeyTom_FTD 博主的做法好厉害，学习了一发，应该算非构造解法。
出题人的构造解法也挺强的。
感觉好niubia。

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