n: 40 m: 233 packed: 13 density: 0 nodes: 0 solveTime: 3030 buildTime: 30 solved: true
{0,25,30}
{1,8,28}
{2,10,35}
{3,32,36}
{4,13,23}
{5,9,33}
{6,19,27}
{7,15,39}
{11,29,38}
{12,26,37}
{14,31,34}
{16,20,22}
{17,18,21}