統計
All
Solve all the problems in Tiles Challenge
Awarded to Vivek on 10 Sep 2018
Obtain 50 solvers for a problem you have created
Awarded to Vivek on 12 Feb 2018
Accept 5 answers given by other contributors
Awarded to Vivek on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Vivek on 20 Jul 2017
Solve all the problems in ASEE Challenge
Awarded to Vivek on 01 Dec 2013
Create a problem
Awarded to Vivek on 25 Nov 2013
Comment on a problem or solution
Awarded to Vivek on 27 May 2013
Like a problem or solution
Awarded to Vivek on 27 May 2013
Solve a problem for the first time
Awarded to Vivek on 14 May 2013
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