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Re:哪位大牛可以讲一下2772 Up the Stairs 的解题思路？

Posted by shenyang1118 at 2009-06-01 08:01:39 on Problem 2772 and last updated at 2009-06-01 08:02:53
In Reply To:哪位大牛可以讲一下2772 Up the Stairs 的解题思路？ Posted by:oneself at 2009-03-25 00:01:57 
解题关键，每个箱子从起点到顶上保持速率为1f/min的匀速运动，把人想象成可以互相穿越
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