n: 30 m: 396 packed: 10 density: 0 nodes: 0 solveTime: 25130 buildTime: 100 solved: true
{0,10,23}
{1,13,14}
{2,3,9}
{4,5,7}
{6,15,16}
{8,20,25}
{11,26,28}
{12,18,22}
{17,19,21}
{24,27,29}