n: 40 m: 287 packed: 13 density: 0 nodes: 0 solveTime: 2510 buildTime: 50 solved: true
{0,1,34}
{2,10,25}
{3,36,37}
{4,12,32}
{5,29,33}
{6,15,17}
{7,11,21}
{8,9,20}
{13,23,26}
{14,30,38}
{16,19,39}
{18,22,27}
{24,28,31}