The key doesn't lies in the way it will be solved.It is how efficiently you
implement the hash table.do we really need an integer array ( 4*256 bytes)
just to record the first occurrence of a character?
Saurabh Singh
B.Tech (Computer Science)
MNNIT
blog:geekinessthecoolway.blogspot.com
On Fri, Jun 8, 2012 at 2:36 PM, Nishant Pandey <nishant.bits.me...@gmail.com
> wrote:
> you may use look up table for each character like this :
>
> int table[255]={0};
>
> for(int i=0;str[i];i++)
> {
> if( table[str[i]] )
> return true;
> else
> {
> table[str[i]]=1;
> }
>
> }
> return false;
>
>
> On Fri, Jun 8, 2012 at 2:26 PM, Anika Jain <anika.jai...@gmail.com> wrote:
>
>> you will have to note time for of occurence of a character for all chars
>>
>>
>> On Fri, Jun 8, 2012 at 2:15 PM, himanshu kansal <
>> himanshukansal...@gmail.com> wrote:
>>
>>> how can we find 1st repeating character in string???
>>> e.g. if the string is "abba" it should return 'b' and not 'a'.....
>>>
>>> note: hashing will give the answer as 'a'....
>>>
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>>
>>
>> --
>> Regards
>> Anika Jain
>>
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>
>
>
> --
> Cheers,
>
> Nishant Pandey |Specialist Tools Development |
> npan...@google.com<gvib...@google.com> |
> +91-9911258345
>
>
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