n: 40 m: 532 packed: 13 density: 0 nodes: 0 solveTime: 357450 buildTime: 180 solved: true
{0,1,6}
{2,5,20}
{3,16,36}
{4,37,39}
{7,32,35}
{8,31,34}
{10,14,25}
{11,12,19}
{13,17,27}
{15,24,30}
{18,23,38}
{21,22,33}
{26,28,29}