Maybe I found it by myself. If founding opposite, I have to clear the list. But I cleared between opposite chars (most left to right).
If AB is opposite. Input : XABC my output -> XC correct -> C right? -- 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.
