Discussion @ 1684. Jack's Last Word @ Timus Online Judge

ACSpeed - Nguyen Khac Tung Help plz [1] // Problem 1684. Jack's Last Word 30 Jan 2012 16:06

abracadabra
arbadacarba

In example 2 , why is this answer wrong :
NO
a r b a d a c a r b a

All of them are "its nonempty prefix" ?

paarth Re: Help plz // Problem 1684. Jack's Last Word 7 Oct 2012 20:55

All of them should be "non-empty" and "prefix" ... well in ur case "r" itself is not a prefix so ..this is WA
hope this explains and helps..

Discussion of Problem 1684. Jack's Last Word