n: 40 m: 366 packed: 13 density: 0 nodes: 0 solveTime: 3820 buildTime: 80 solved: true
{0,1,29}
{2,9,15}
{3,23,24}
{4,22,38}
{5,14,25}
{6,27,30}
{7,13,21}
{8,16,17}
{10,26,34}
{11,12,18}
{19,32,33}
{20,28,35}
{36,37,39}