n: 40 m: 156 packed: 13 density: 0 nodes: 0 solveTime: 1490 buildTime: 10 solved: true
{0,34,39}
{1,15,33}
{2,11,14}
{3,25,31}
{4,5,7}
{6,8,28}
{9,10,23}
{12,20,24}
{13,26,36}
{16,18,38}
{17,21,22}
{19,27,29}
{30,35,37}