I'm not having an easy time finding a hard dataset. The set I sent around earlier has no solution. When I corrected the transcription error (see the fourth set below) my program found a solution in short order.
- jeff parker
Number of integers 27
{1, 6, 15}
{1, 5, 10}
{1, 3, 9}
{1, 11, 18}
{1, 9, 19}
{1, 6, 10}
{1, 9, 13}
{1, 9, 14}
{1, 10, 19}
Try to solve
Found a solution!
....
Tics 19878, Calls 1851
