n: 40 m: 561 packed: 13 density: 0 nodes: 0 solveTime: 42630 buildTime: 180 solved: true
{0,1,4}
{2,6,10}
{3,7,13}
{5,9,24}
{8,32,33}
{12,23,35}
{14,30,37}
{15,22,31}
{16,36,39}
{17,18,27}
{19,26,28}
{20,21,29}
{25,34,38}