Alfonso Nieto-Castanon

Earned on 25 Jan 2012 for solving Problem 1. Times 2 - START HERE.

Earned on 3 Feb 2012 for liking Solution 26060.

Earned on 26 Jan 2012 for commenting on Solution 6689.

Earned on 31 Jan 2012 for first solving Problem 193. Smallest distance between a point and a rectang....

Earned on 31 Jan 2012 for creating Problem 193. Smallest distance between a point and a rectang....

Earned on 27 Jan 2012 for submitting the best solution Solution 7795.

Earned on 1 Jun 2013 at 16:15 for having 50 or more solvers for Problem 205. hackathon: the beginnings.

Earned on 24 Dec 2012 for solving all the problems in Tiles Challenge.

Earned on 14 Mar 2013 for solving all the problems in Cody Challenge.

Earned on 23 Dec 2012 for solving all the problems in ASEE Challenge.

Earned on 20 Feb 2012 for creating 10 problems.

Earned on 26 Dec 2012 for solving 500 problems.

Must receive 25 total likes for the problems you created.

Earned on 15 Jan 2013 for receiving 50 total likes for solutions.

Must receive 10 likes for a solution you submitted.

Must receive 10 likes for a problem you created.