n: 40 m: 201 packed: 13 density: 0 nodes: 0 solveTime: 540 buildTime: 20 solved: true
{0,17,24}
{1,19,21}
{2,32,38}
{3,37,39}
{4,6,35}
{5,9,11}
{8,13,29}
{10,14,16}
{12,30,31}
{15,25,33}
{18,22,23}
{20,28,36}
{26,27,34}