Re: [Help-glpk] New statements (solve; printf, if, for, etc.)

[Richard Prescott]

I didn't try yet 4.6 but I am pretty sure that

print("...\n");
print{i in I, j in J, k in L: x[i,j,k]} ("%d to %d via %d", i, j, k);

is closer to your wish.


On Thu, 5 Aug 2004, Marcos Roberto Silva wrote:

> Hello list,
>
> I am learning and testing the new statements of the 4.6 version, and in my 
> test I was not able to print i , j and k _only_ if x[i,j,k] =1.
>
> The code used was:
>
> printf("\nFlow Assignment: ");
> for {i in I}
> {
>       for {j in J}
>       {
>               for {k in K} printf "\nThe flow from %d to %d is via hub %d.", 
> if x[i,j,k] then i,j,k;
>       }
> }
>
>
> With this code, the output print  all the cases.
>
> What's wrong?
>
> Thanks.
>
> Regards,
>
> Marcos Roberto Silva

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