Simon

Like a problem or solution

Awarded to Simon on 12 Feb 2014

Comment on a problem or solution

Awarded to Simon on 12 Feb 2014

Solve a problem for the first time

Awarded to Simon on 11 Feb 2014

Be the first to solve a problem

Awarded to Simon on 12 Feb 2014

Create a problem

Awarded to Simon on 12 Feb 2014

Obtain 50 solvers for a problem you have created

Awarded to Simon on 22 Nov 2018

Solve all the problems in CUP Challenge

Awarded to Simon on 24 Oct 2023