n: 40 m: 515 packed: 13 density: 0 nodes: 0 solveTime: 16960 buildTime: 160 solved: true
{0,16,21}
{1,3,11}
{2,19,24}
{4,32,35}
{5,10,30}
{6,7,15}
{8,12,14}
{9,22,39}
{13,18,34}
{17,28,33}
{20,37,38}
{23,25,36}
{26,29,31}