n: 40 m: 295 packed: 13 density: 0 nodes: 0 solveTime: 7470 buildTime: 50 solved: true
{0,9,37}
{1,7,23}
{2,6,38}
{3,17,29}
{4,5,15}
{10,18,19}
{11,30,36}
{12,22,28}
{13,26,34}
{14,32,35}
{16,21,39}
{20,25,31}
{24,27,33}