你们考哪一级呀?如何准备的?
所有跟帖:
• 第一次考,所以只能是Bronze. 可以在https://train.usaco.org/ 上练习 -xinn2005- ♀ (0 bytes) () 12/14/2020 postreply 11:51:21
• 第一次考,所以只能是Bronze. 可以在https://train.usaco.org/ 上练习 -xinn2005- ♀ (0 bytes) () 12/14/2020 postreply 11:51:21
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