n: 40 m: 182 packed: 13 density: 0 nodes: 0 solveTime: 13110 buildTime: 20 solved: true
{0,17,19}
{1,11,20}
{2,21,28}
{3,10,31}
{5,13,15}
{6,29,35}
{7,9,33}
{8,24,25}
{12,22,36}
{14,16,39}
{18,26,27}
{23,34,37}
{30,32,38}