n: 40 m: 95 packed: 13 density: 0 nodes: 0 solveTime: 180 buildTime: 10 solved: true
{0,19,24}
{1,3,6}
{2,11,21}
{4,25,37}
{5,26,30}
{7,22,35}
{8,32,34}
{9,14,39}
{10,12,17}
{13,16,27}
{18,23,33}
{20,29,31}
{28,36,38}