n: 40 m: 730 packed: 13 density: 0 nodes: 0 solveTime: 208040 buildTime: 310 solved: true
{0,17,33}
{1,8,15}
{2,16,32}
{3,5,19}
{4,6,13}
{7,28,36}
{9,11,26}
{10,14,34}
{12,23,35}
{18,30,37}
{20,24,31}
{22,38,39}
{25,27,29}