n: 30 m: 656 packed: 10 density: 0 nodes: 0 solveTime: 29160 buildTime: 250 solved: true
{0,14,21}
{1,2,3}
{4,8,20}
{5,15,22}
{6,10,17}
{7,9,16}
{11,19,27}
{12,13,23}
{18,25,29}
{24,26,28}