n: 40 m: 281 packed: 13 density: 0 nodes: 0 solveTime: 1870 buildTime: 50 solved: true
{0,2,8}
{1,3,4}
{5,35,38}
{6,26,39}
{7,13,31}
{9,23,29}
{10,19,34}
{11,12,21}
{14,20,25}
{15,22,33}
{16,30,36}
{17,24,27}
{18,28,37}