Violataion Of Codechef Code Of Conduct

Seems like plenty of fake codechef profiles have been made recently. Some of them are:

http://www.codechef.com/users/njc_201
http://www.codechef.com/users/njc_202
http://www.codechef.com/users/njc_203
http://www.codechef.com/users/njc_204
http://www.codechef.com/users/njc_221
http://www.codechef.com/users/njc_222

and many more..

it's pretty obvious they are cheating in the ongoing competition Prometheus 2014 which is quite evident with their solutions all together for this question: http://www.codechef.com/PRMT2014/problems/PROM02

And thats's not it..
They are posting there solutions in the comments which can be seen here: http://www.codechef.com/APRIL14/problems/CNPIIM

I request the admin to please look into the matter.