n: 40 m: 102 packed: 13 density: 0 nodes: 0 solveTime: 310 buildTime: 10 solved: true
{0,6,20}
{1,16,32}
{2,34,35}
{3,9,28}
{4,8,19}
{5,15,38}
{10,14,37}
{11,12,29}
{13,17,22}
{18,23,24}
{21,25,31}
{26,30,33}
{27,36,39}