n: 40 m: 163 packed: 13 density: 0 nodes: 0 solveTime: 180 buildTime: 10 solved: true
{0,10,16}
{1,20,31}
{2,27,30}
{3,15,36}
{4,13,34}
{5,28,38}
{7,21,25}
{8,17,29}
{9,14,24}
{11,19,33}
{12,35,39}
{18,22,26}
{23,32,37}