n: 40 m: 493 packed: 13 density: 0 nodes: 0 solveTime: 22400 buildTime: 150 solved: true
{0,6,22}
{1,23,36}
{2,20,21}
{3,29,30}
{4,26,31}
{5,7,10}
{8,14,25}
{9,28,39}
{11,13,24}
{12,17,33}
{15,19,34}
{16,35,37}
{18,32,38}