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一般是由于实现中的错误引起的，应该不是效率的问题。In Reply To:一般Preflow超时是由什么引起的呢？我已经加了gap和global的启发了，结果还是不行。望高手解答 Posted by:richardxx at 2007-03-27 15:48:30 你可以自己出或者随机一些数据测一下。 很可能只有几个点的小数据，就可以造成超时。 Followed by:
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