n: 40 m: 368 packed: 13 density: 0 nodes: 0 solveTime: 5870 buildTime: 80 solved: true
{0,10,24}
{1,20,26}
{2,33,38}
{3,9,18}
{4,22,37}
{5,11,35}
{6,16,34}
{7,29,31}
{8,14,28}
{12,17,36}
{13,21,25}
{15,27,39}
{19,30,32}