nhagen

Provide your first answer ever to someone else's question

Awarded to nhagen on 20 Jul 2017

Like a problem or solution

Awarded to nhagen on 17 Mar 2015

Comment on a problem or solution

Awarded to nhagen on 18 Mar 2015

Solve a problem for the first time

Awarded to nhagen on 17 Mar 2015

Solve a problem with a best solution

Awarded to nhagen on 23 Mar 2015

Create a problem

Awarded to nhagen on 25 Mar 2015

Obtain 50 solvers for a problem you have created

Awarded to nhagen on 02 Jan 2017

Solve all the problems in ASEE Challenge

Awarded to nhagen on 19 Mar 2015

Solve all the problems in Tiles Challenge

Awarded to nhagen on 19 Mar 2015