Obtain 50 solvers for a problem you have created
Awarded to jean claude on 25 Oct 2020
3 of your answers have been accepted
Awarded to jean claude on 06 Dec 2017
Create 10 problems
Awarded to jean claude on 02 Dec 2017
Solve a problem with a best solution
Awarded to jean claude on 30 Nov 2017
Be the first to solve a problem
Awarded to jean claude on 30 Nov 2017
Create a problem
Awarded to jean claude on 30 Nov 2017
Solve 500 problems
Awarded to jean claude on 29 Nov 2017
Like a problem or solution
Awarded to jean claude on 19 Oct 2017
Comment on a problem or solution
Awarded to jean claude on 19 Oct 2017
Solve a problem for the first time
Awarded to jean claude on 15 Oct 2017
Accept 5 answers given by other contributors
Awarded to jean claude on 06 Oct 2017
Provide your first answer ever to someone else's question
Awarded to jean claude on 05 Oct 2017
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