Re: ISI INTERVIEW PREP

Posted by anurag on Jul 03, 2012; 1:20pm
URL: http://discussion-forum.276.s1.nabble.com/ISI-INTERVIEW-PREP-tp7578819p7578998.html

no we will not cz wt u r talkng abt is permutations of chosing r dn dividing by respectv r! ,bt in my answr hv already used combinations..