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Home » Compete » May 2010 Contest
Try your hand at one of the practice
         problems, and submit your solution in the language of your choice
         (our judge accepts solutions in over 35+ languages). Receive points,
         and move up through the CodeChef ranks. Get better, and better prepare
         yourself for the competitions
Name Code Successful Submissions Accuracy
Lights Out DORADM01 19 5.31
Generalized Spanning Trees GST 12 5.47
Nice Quadrangles NICEQUAD 106 12.18
Rotation Puzzle STORO 7 38.86
Summing Slopes SUMSLOPE 57 6.4
Rendezvous TR1 117 11.34

Find out more about this contest and its winners in our blog post.

Rules:

* Please do not discuss strategy, suggestions or tips in the comments during a live contest. Posting questions clarifying the problem statement is ok. If you are unsure, email us at feedback@codechef.com

* Contest problems will become visible on May 1st 2010.

* You will receive one point for solving a problem (passing all test cases - no partial credit), regardless of the level of difficulty of that problem.

* You can submit solutions as many times as you'd like, there are no penalties for incorrect submissions.

* Each contest will have one min/max tie breaker problem, where the best solution will receive one point and all other solutions will receive a fraction based how close they come to the best solution.


CONTEST ENDED.

RESULTS:

  • Global
  • India
  • Non-Indian
Programming Competition Fetching successful submissions
Rankings are refreshed every few minutes.
Directi Go for Gold

RECENT ACTIVITY:

Fetching recent activity

RECENT COMMENTS FOR THIS SECTION:

12:38 AM May 16th: f03nix commented on Rendezvous: You might want to generate a simple case of 10000 cities with roads from u to v li...
10:34 PM May 15th: shivmitra commented on Rendezvous: for small cases i m getting correct answer...i jst wanted to hav some bigger cases...
02:56 AM May 15th: triplem commented on Rendezvous: It is really easy to come up with input cases and check them by hand for this prob...
09:27 PM May 14th: shivmitra commented on Rendezvous: i had the same approach as stated in the editorial.....bt i kept on getting WA.......
02:18 PM May 14th: f03nix commented on Summing Slopes: PS : the O(1) time would be for an individual range , and since we're computing n ...
02:16 PM May 14th: f03nix commented on Summing Slopes: The way i attempted this question was slightly different than the approach in edit...
06:32 PM May 12th: subra commented on Generalized Spanning Trees: This problem can be reduced to http://www.spoj.pl/problems/PROFIT/ with a slight ...
05:55 PM May 12th: balakrishnan_v commented on Generalized Spanning Trees: I did an slightly different way. First we need to find the maximum weighted clique...
04:25 PM May 12th: pieguy commented on Generalized Spanning Trees: @Mark Wow...that's a completely different (and from the looks of it, much simpler...
04:15 PM May 12th: akuegel commented on Generalized Spanning Trees: Lets assume we already know a vertex v which belongs to a subset of nodes which do...
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