n: 30 m: 229 packed: 10 density: 0 nodes: 0 solveTime: 1790 buildTime: 30 solved: true
{0,3,9}
{1,5,7}
{2,11,15}
{4,20,22}
{6,10,13}
{8,12,17}
{14,24,28}
{16,19,21}
{18,26,27}
{23,25,29}