51 Nod 1072 威佐夫游戏

https://baike.baidu.com/item/%E5%A8%81%E4%BD%90%E5%A4%AB%E5%8D%9A%E5%BC%88/19858256?fr=aladdin&fromid=7139745&fromtitle=%E5%A8%81%E4%BD%90%E5%A4%AB%E5%8D%9A%E5%A5%95 #include<bits/stdc++.h> #include<s

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