keep a hash to check if digit is already used for that combination or not.
add this logic to existing combinations generator code.

On Sat, Aug 25, 2012 at 12:34 AM, amrit harry <[email protected]>wrote:

>  find the all possible combination of digits ranging 1 to 9 whose sum is
> 10,
> no digit shud be repeated in any combination.
> 1234
> 127
> 136
> 145
> 19
> 235
> 28
> 37
> 46
>
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*Regards
*Ravi Maggon

Member Technical - IT/Front Office

D.E. Shaw & Co.

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