[algogeeks] Re: Corman Question

2008-06-03 Thread Raghavendra Sharma
Hi Malay, Thanks for the solution. Thanks, Raghavendra On Tue, Jun 3, 2008 at 5:02 PM, Malay Bag <[EMAIL PROTECTED]> wrote: > Please consider this method... > > with respect to first point sort (in place) other n-1 ponits comparing the > angles (between the horizontal line passing through 1st p

[algogeeks] Re: Corman Question

2008-06-03 Thread Malay Bag
Please consider this method... with respect to first point sort (in place) other n-1 ponits comparing the angles (between the horizontal line passing through 1st point and the line passing through 1st point and current point)... (nlogn) (merge sort may be used) checke for 3 collinear points (nlogn

[algogeeks] Re: Corman Question

2008-06-02 Thread Raghavendra Sharma
Hi Guys, Can anyone please give me a solution for this?? On a plane if there are n points. How to find out if there are three (3) points which are collinear in O(N**2log n) time. I got a solution which uses extra space. But i need a solution which doesn't use any extra space. Thanks, Raghavendr