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这题为什么总是WA啊??????

Posted by Quester at 2006-07-25 15:54:04 on Problem 2513
直接判断是不是存在欧拉道路不就可以了吗?
因此 用map建好图之后 再bfs判连通 在数一下度为奇数的点的个数 不就可以了吗? 
哪位高人可以说一下这样的wa 是怎么来的
????谢谢

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