n: 40 m: 480 packed: 13 density: 0 nodes: 0 solveTime: 20120 buildTime: 140 solved: true
{0,6,30}
{1,14,31}
{2,24,33}
{3,13,19}
{4,16,23}
{5,20,29}
{7,27,34}
{8,26,38}
{9,36,39}
{10,25,37}
{11,22,28}
{12,32,35}
{15,18,21}