How do i check that condition??? should I include 
if(f[j].first==f[i].second)match++ ??


On Thursday, January 24, 2013 1:35:38 PM UTC+5:30, emmy wrote:
>
> please help me with the following problem:
> http://www.spoj.com/problems/JUICE/
>
> bit mask will require very large memory.
> If I sort the intervals in decreasing order of their start time.. I still 
> cant make it to a dp
> If I sort the intervals in decreasing order of their finish times I am 
> still not getting a recurrence for dp that is valid
> If I convert this to an interval graph, I have to find the maximum number 
> of vertices that can be included in some clique of size >=3. But this also 
> seems like a brute force approach. 
>
> Which approach to try?? please help!!
>
>

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