n: 40 m: 436 packed: 13 density: 0 nodes: 0 solveTime: 10870 buildTime: 110 solved: true
{0,22,28}
{1,16,37}
{2,14,30}
{3,23,39}
{4,32,36}
{5,13,38}
{6,27,33}
{7,18,34}
{8,20,24}
{9,15,29}
{10,19,21}
{11,25,31}
{12,17,26}