n: 40 m: 465 packed: 13 density: 0 nodes: 0 solveTime: 12850 buildTime: 120 solved: true
{0,7,32}
{1,19,25}
{2,3,12}
{4,5,10}
{8,15,30}
{9,14,27}
{11,13,36}
{16,35,39}
{17,18,22}
{20,26,31}
{21,28,29}
{23,37,38}
{24,33,34}