n: 30 m: 348 packed: 10 density: 0 nodes: 0 solveTime: 4730 buildTime: 70 solved: true
{0,7,10}
{1,24,28}
{2,8,15}
{3,5,9}
{4,19,27}
{6,11,12}
{13,16,17}
{14,18,23}
{20,22,29}
{21,25,26}