n: 40 m: 201 packed: 13 density: 0 nodes: 0 solveTime: 1060 buildTime: 20 solved: true
{0,18,35}
{1,12,20}
{2,14,24}
{3,28,36}
{4,9,17}
{5,13,27}
{6,21,30}
{7,34,39}
{8,33,38}
{10,15,29}
{11,16,31}
{19,25,26}
{22,23,37}