n: 40 m: 211 packed: 13 density: 0 nodes: 0 solveTime: 1180 buildTime: 30 solved: true
{0,25,38}
{1,6,31}
{2,9,39}
{3,7,10}
{4,5,12}
{8,29,33}
{11,26,37}
{13,28,34}
{14,19,21}
{15,23,36}
{16,20,32}
{17,18,27}
{22,24,35}