n: 40 m: 346 packed: 13 density: 0 nodes: 0 solveTime: 6300 buildTime: 70 solved: true
{0,4,39}
{1,27,35}
{2,5,6}
{3,29,36}
{7,11,34}
{8,10,24}
{9,32,37}
{12,13,30}
{14,17,38}
{15,22,25}
{18,20,28}
{19,23,31}
{21,26,33}