u can use an integer as a "bit mask" to do this....... by setting the <alphabet>-'a' th bit, and checking the same......
On Sat, Jul 23, 2011 at 9:52 AM, Reynald <[email protected]> wrote: > Implement an algorithm to determine if a string has all unique > characters. What if you can not use additional data structures? > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" 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/algogeeks?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" 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/algogeeks?hl=en.
