n: 40 m: 376 packed: 13 density: 0 nodes: 0 solveTime: 2990 buildTime: 80 solved: true
{0,27,36}
{1,19,22}
{2,14,34}
{3,16,39}
{4,5,13}
{7,9,37}
{8,11,17}
{10,26,28}
{12,18,31}
{15,25,35}
{20,30,38}
{21,24,29}
{23,32,33}