n: 40 m: 229 packed: 13 density: 0 nodes: 0 solveTime: 1710 buildTime: 30 solved: true
{0,8,21}
{1,12,26}
{2,6,38}
{3,18,29}
{4,7,39}
{5,9,24}
{10,19,23}
{11,14,37}
{13,25,32}
{15,27,34}
{16,20,30}
{17,35,36}
{22,28,31}