n: 40 m: 189 packed: 13 density: 0 nodes: 0 solveTime: 4680 buildTime: 20 solved: true
{0,5,38}
{1,19,35}
{2,21,34}
{3,6,30}
{4,8,9}
{7,29,37}
{10,15,20}
{11,13,24}
{12,23,28}
{14,17,33}
{16,26,36}
{18,27,32}
{22,31,39}