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Earned on 28 Jan 2013 for solving Problem 1. Times 2 - START HERE.
Earned on 31 Jan 2013 for commenting on Solution 51710.
Earned on 29 Jan 2013 for liking Solution 51710.
Earned on 27 Feb 2013 for creating Problem 1304. Hermite Polynomials.
Earned on 7 May 2014 for first solving Problem 2307. length of string on cylinder.
Earned on 4 May 2014 for solving all the problems in CUP Challenge.
Earned on 11 Feb 2013 for submitting the best solution Solution 202765.
Must have 50 solvers for a problem you created.
Earned on 3 Apr 2013 for solving all the problems in Tiles Challenge.
Earned on 4 May 2014 for solving all the problems in ASEE Challenge.
Earned on 30 Aug 2016 at 19:08 for solving all the problems in Cody Challenge.
Earned on 27 Apr 2013 for creating 10 problems.
Earned on 29 Apr 2013 for solving 500 problems.
Earned on 7 Aug 2015 for solving all the problems in Modeling and Simulation Challenge.
Earned on 1 Jun 2015 for solving all the problems in Magic Numbers.
Must receive 25 total likes for the problems you created.
Must receive 50 total likes for the solutions you submitted.
Must receive 10 likes for a solution you submitted.
Must receive 10 likes for a problem you created.
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