求助,后四点RE,QTQ

P2672 [NOIP2015 普及组] 推销员

就是贪心,为何错了?
by AFO蒟蒻选手 @ 2018-11-05 09:11:51


脑瓜疼!
by AFO蒟蒻选手 @ 2018-11-05 09:12:53


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