n: 40 m: 419 packed: 13 density: 0 nodes: 0 solveTime: 9610 buildTime: 110 solved: true
{0,5,6}
{1,25,32}
{2,7,38}
{3,4,10}
{8,31,36}
{11,24,35}
{12,16,18}
{13,15,30}
{14,20,29}
{17,33,34}
{19,22,39}
{21,23,27}
{26,28,37}