Federico

Accept 1 answer given by other contributors

Awarded to Federico on 20 Jul 2017

Obtain 50 solvers for a problem you have created

Awarded to Federico on 08 Dec 2013

Solve a problem for the first time

Awarded to Federico on 08 Feb 2012

Create a problem

Awarded to Federico on 23 Feb 2012

Publish your first review

Awarded to Federico on 09 Oct 2019