n: 40 m: 515 packed: 13 density: 0 nodes: 0 solveTime: 51120 buildTime: 150 solved: true
{0,14,16}
{1,13,15}
{2,12,21}
{3,7,22}
{4,31,33}
{5,25,30}
{6,11,28}
{8,10,20}
{17,24,37}
{18,23,35}
{19,27,36}
{26,29,39}
{32,34,38}