n: 40 m: 286 packed: 13 density: 0 nodes: 0 solveTime: 2730 buildTime: 50 solved: true
{0,14,36}
{1,4,7}
{2,18,33}
{3,5,9}
{6,12,13}
{8,21,27}
{10,22,34}
{15,19,24}
{16,30,39}
{17,32,35}
{20,37,38}
{23,26,29}
{25,28,31}