n: 40 m: 300 packed: 13 density: 0 nodes: 0 solveTime: 4280 buildTime: 50 solved: true
{0,17,36}
{1,14,27}
{2,22,37}
{3,8,30}
{4,6,10}
{5,9,25}
{7,11,18}
{12,20,23}
{13,15,16}
{19,24,39}
{21,32,34}
{26,35,38}
{28,29,31}