統計
All
Receive 10 likes on a problem you have created
Awarded to Dave Bergstein on 16 Aug 2020
Publish your first review
Awarded to Dave Bergstein on 09 Oct 2019
Provide your first answer ever to someone else's question
Awarded to Dave Bergstein on 20 Jul 2017
Be the first to solve a problem
Awarded to Dave Bergstein on 18 Nov 2016
Obtain 50 solvers for a problem you have created
Awarded to Dave Bergstein on 22 May 2015
Like a problem or solution
Awarded to Dave Bergstein on 15 Jul 2014
Create a problem
Awarded to Dave Bergstein on 15 Jul 2014
Solve a problem for the first time
Awarded to Dave Bergstein on 15 Jul 2014
Feeds
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