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Contributed problems to the Cody 5th anniversary groups
Awarded to Jan Orwat on 16 Oct 2017
15-year anniversary Scavenger Hunt finisher badge
Awarded to Jan Orwat on 09 Nov 2016
Contribute at least one answer each month for 3 consecutive months
Awarded to Jan Orwat on 20 Jul 2017
Accept 1 answer given by other contributors
3 of your answers have been accepted
Solve all the problems in Matrix Patterns II
Awarded to Jan Orwat on 12 Mar 2019
Solve all the problems in Introduction to MATLAB problem group
Solve Project Euler problems using Matlab
Awarded to Jan Orwat on 11 Sep 2018
Publish your first comment or rating
Awarded to Jan Orwat on 09 Oct 2019
Publish your first submission
Solve all the problems in Indexing IV problem group
Awarded to Jan Orwat on 01 May 2018
Matrix Patterns I Master
Awarded to Jan Orwat on 05 Oct 2017
Provide your first answer ever to someone else's question
Solve all the problems in Indexing I
Awarded to Jan Orwat on 08 Nov 2016
Solve all the problems in Indexing III
Awarded to Jan Orwat on 30 Aug 2016
Like a problem or solution
Awarded to Jan Orwat on 01 Jun 2013
Comment on a problem or solution
Awarded to Jan Orwat on 19 Jun 2013
Solve a problem for the first time
Awarded to Jan Orwat on 31 May 2013
Solve 500 problems
Awarded to Jan Orwat on 09 Oct 2013
Solve a problem with a best solution
Be the first to solve a problem
Awarded to Jan Orwat on 01 Jul 2013
Create a problem
Awarded to Jan Orwat on 02 Aug 2013
Create 10 problems
Awarded to Jan Orwat on 08 May 2014
Obtain 50 solvers for a problem you have created
Awarded to Jan Orwat on 04 Dec 2015
Receive 10 likes on a problem you have created
Awarded to Jan Orwat on 24 Jul 2015
Receive 25 likes on a problem you have created
Awarded to Jan Orwat on 27 Apr 2015
Receive 50 likes on a solution you have submitted
Awarded to Jan Orwat on 27 Nov 2014
Solve all the problems in ASEE Challenge
Awarded to Jan Orwat on 17 Sep 2014
Solve all the problems in Computation Geometry I
Awarded to Jan Orwat on 16 Feb 2016
Solve all the problems in CUP Challenge
Awarded to Jan Orwat on 04 Feb 2014
Solve all the problems in Divisible by x
Awarded to Jan Orwat on 18 Aug 2015
Solve all the problems in Indexing II
Awarded to Jan Orwat on 15 Dec 2015
Solve all the problems in Magic Numbers
Awarded to Jan Orwat on 14 Jun 2016
Solve all the problems in Number Manipulation I problem group
Awarded to Jan Orwat on 29 Feb 2016
Solve all the problems in Sequences & Series III
Awarded to Jan Orwat on 29 Apr 2015
Solve all the problems in Strings I
Solve all the problems in Strings III
Awarded to Jan Orwat on 15 Mar 2016
Solve all the problems in Tiles Challenge
Awarded to Jan Orwat on 07 Oct 2013
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