n: 40 m: 387 packed: 13 density: 0 nodes: 0 solveTime: 5610 buildTime: 90 solved: true
{0,30,39}
{1,13,25}
{2,17,34}
{3,10,19}
{4,23,33}
{5,26,27}
{6,18,38}
{7,22,36}
{8,14,31}
{9,15,29}
{11,28,37}
{12,21,32}
{16,20,35}