FYI, this is the second edition. Here are the results of last year challenge: http://blog.opalang.org/2011/11/opa-developer-challenge-results.html http://blog.o

FYI, this is the second edition. Here are the results of last year challenge: http://blog.opalang.org/2011/11/opa-developer-challenge-results.html http://blog.opalang.org/2011/11/opa-developer-challenge-resu...