@Piyush:.. nope is not correct ...

this is right....

    0   1   2   3
0  1   0   0   0
1  1   0   1   0
2  1   0   1   0
3  1   0   1   0
4  1   0   1   0

use this code to precompute..

A[i,j] = A[i-1, j];
if ( A[i, j] == 0 and j - W[i] >=0)
 A[i, j] = A[i -1, j - W[i]];


On Tue, Jan 10, 2012 at 1:05 PM, Piyush Grover <piyush4u.iit...@gmail.com>wrote:

> How to create the lookup table?
> say if I have W = {2, 4, 6, 8} and Wmax = 3
>
>     0   1   2   3
> 0  1   0   0   0
> 1  1   1   1   0
>
> 2  1   1   1   1
> 3  1   1   1   1
> 4  1   1   1   1
>
> Is this correct???
>
>
> On Mon, Jan 9, 2012 at 2:55 PM, Lucifer <sourabhd2...@gmail.com> wrote:
>
>> @All
>>
>> The same algo will work for both +ve and -ve nos.. no need for
>> modification..
>>
>> For ex-
>> Say the sum is 4 and the set is { 1, 2, 3, -2 }
>>
>> Now if u include -2 as part of ur solution then for the rest 3
>> elements the sum would be 4-(-2) = 6, which is correct...
>>
>>
>> On Jan 9, 2:20 pm, Siddhartha <thefourrup...@gmail.com> wrote:
>> > yup...that was what i was thinking... i guess for negative nos, we can
>> > define Wmax= sum of modulus of weights,and then the  same algo works...
>>
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