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Matt Eicholtz

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Carnegie Mellon University


Solver +10

Earned on 12 Jun 2012 for solving Problem 1. Times 2 - START HERE.

Promoter +10

Earned on 14 Jun 2012 for liking Solution 1627.

Commenter +10

Earned on 18 Jul 2012 for commenting on Solution 115046.

Creator +20

Earned on 9 Jul 2012 for creating Problem 818. Change a specific color in an image.

Speed Demon +50

Earned on 23 Sep 2014 for first solving Problem 2601. Concatenate string with cell array of strings.

CUP Challenge Master +50

Earned on 23 Jan 2014 for solving all the problems in CUP Challenge.

Leader +20

Earned on 5 Jul 2013 for submitting the best solution Solution 273761.

Quiz Master +20


Must have 50 solvers for a problem you created.

Tiles Challenge Master +50

Earned on 29 Jun 2013 for solving all the problems in Tiles Challenge.

ASEE Challenge Master +50

Earned on 11 Oct 2014 for solving all the problems in ASEE Challenge.

Cody Challenge Master +50

Earned on 19 Jul 2013 for solving all the problems in Cody Challenge.

Puzzler +50

Earned on 7 Jul 2013 for creating 10 problems.

Scholar +50

Earned on 25 Sep 2014 for solving 500 problems.

Modeling and Simulation Challenge Master +50

Earned on 3 Aug 2015 for solving all the problems in Modeling and Simulation Challenge.

Magic Numbers Master +50


Solve all the problems in Magic Numbers problem group.

Famous +20


Must receive 25 total likes for the problems you created.

Celebrity +20


Must receive 50 total likes for the solutions you submitted.

Renowned +20


Must receive 10 likes for a solution you submitted.

Likeable +20


Must receive 10 likes for a problem you created.