n: 30 m: 344 packed: 10 density: 0 nodes: 0 solveTime: 6680 buildTime: 70 solved: true
{0,13,17}
{1,2,4}
{3,5,18}
{6,15,26}
{7,19,21}
{8,16,22}
{9,11,12}
{10,14,20}
{23,28,29}
{24,25,27}