n: 40 m: 514 packed: 13 density: 0 nodes: 0 solveTime: 29430 buildTime: 160 solved: true
{0,9,24}
{1,6,34}
{2,3,10}
{5,15,31}
{7,32,39}
{8,19,35}
{11,21,37}
{12,27,38}
{13,18,25}
{14,29,36}
{16,22,30}
{17,26,28}
{20,23,33}