n: 40 m: 249 packed: 13 density: 0 nodes: 0 solveTime: 920 buildTime: 40 solved: true
{0,5,35}
{1,30,36}
{2,19,23}
{3,7,11}
{4,15,26}
{6,10,32}
{8,9,27}
{12,14,39}
{13,29,34}
{16,18,22}
{17,20,38}
{21,25,31}
{28,33,37}