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Re:原题数据不够？

Posted by scuacm at 2004-07-12 16:09:58 on Problem 1695
In Reply To:原题数据不够？ Posted by:hawk at 2004-07-12 15:05:25 
题目中没有说不能从标号大的走向标号小的地方，所以上面这组数据的答案应该是5。我们下载了官方的数据，发现输出和我们的程序有多处不同。这道题可能是题目叙述不清，没有明确提出不能走回路；也可能是官方的数据和解答有误。
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