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hash

Posted by chaeyeon at 2009-09-21 13:53:07
In Reply To:一个google面试题 Posted by:lagrange at 2009-09-21 10:46:17

> Given a set of points (x,y) on a 2D coord system, identify list of 2D coords that are of distance less than x units long.
> 
> Eg. 
> Let x = 1; 
> Given (0,0), (0,1), (1, 2), (4,6);
> Return 1 -> (0,0), (0,1)
> 
> 
> 这边高手多，帮帮忙。。。

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