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Re:If it is impossible to build the highways satisfying all requirements, print number 0 on the first line of the output. 那组数据是这种情况

Posted by Grant at 2006-04-28 10:45:04 on Problem 2128
In Reply To:If it is impossible to build the highways satisfying all requirements, print number 0 on the first line of the output. 那组数据是这种情况 Posted by:904013041 at 2005-01-03 19:47:49
我觉得是n =2 ,3的时候

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