> > > If founding opposite, I have to clear the list. > Correct
> But I cleared between opposite chars (most left to right). > Yeap, that's your mistake there. > If AB is opposite. > > Input : XABC > > my output -> XC > correct -> C > > Yes! There it is! You get X, you get A, you get B, then clear, you get C. Remaining: C Regards, Douglas -- You received this message because you are subscribed to the Google Groups "google-codejam" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-code?hl=en.
