n: 30 m: 336 packed: 10 density: 0 nodes: 0 solveTime: 5460 buildTime: 70 solved: true
{0,17,23}
{1,9,24}
{2,10,13}
{3,4,11}
{5,7,15}
{6,8,16}
{12,19,21}
{14,25,29}
{18,20,22}
{26,27,28}