n: 40 m: 177 packed: 13 density: 0 nodes: 0 solveTime: 220 buildTime: 20 solved: true
{0,35,38}
{1,9,26}
{2,32,36}
{3,6,23}
{4,15,17}
{5,21,37}
{7,11,16}
{8,20,22}
{10,12,19}
{13,24,39}
{14,18,31}
{25,29,30}
{28,33,34}