Earned on 28 Feb 2018 for solving all the problems in Cody Problems in Japanese.
Earned on 23 Feb 2018 for solving all the problems in Matrix Manipulation I.
Earned on 24 Feb 2014 for solving all the problems in CUP Challenge.
Earned on 11 Sep 2012 for commenting on Solution 138106.
Earned on 11 Sep 2012 for solving Problem 1. Times 2 - START HERE.
Earned on 6 Jan 2015 for submitting the best solution Solution 165399.
Earned on 6 Jan 2015 for first solving Problem 988. Convert a substructure reference string into a ....
Earned on 13 Sep 2012 for creating Problem 944. Create incremental spiral WITHOUT USING EVAL or....
Earned on 26 Nov 2012 for liking Solution 168057.
Earned on 15 Jan 2021 at 5:46 for having 50 or more solvers for Problem 1168. Return 'on' or 'off'.
Earned on 25 Oct 2013 for creating 10 problems.
Earned on 23 Feb 2018 for solving all the problems in Cody Challenge.
Earned on 28 Feb 2018 for solving 500 problems.
Earned on 20 Sep 2020 for receiving 25 total likes for the created problems.
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Solve all the problems in Strings III problem group.
Solve all the problems in Computational Geometry II problem group.
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Solve all the problems in Computational Geometry IV problem group.
Solve all the problems in Logic problem group.
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Solve all the problems in Computational Geometry III problem group.
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