为啥WA了?

P1941 [NOIP2014 提高组] 飞扬的小鸟

@[GKxx](/space/show?uid=72071) @[ciwomuli](/space/show?uid=31228)
by happyZYM @ 2018-10-17 20:58:00


~~我怎么知道~~【逃】
by wxy_god @ 2018-10-17 20:59:31


额。。。这个题细节好烦的 真的不想多看一眼
by GKxx @ 2018-10-18 12:57:39


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