n: 40 m: 298 packed: 13 density: 0 nodes: 0 solveTime: 1640 buildTime: 50 solved: true
{0,12,21}
{1,34,39}
{2,8,14}
{3,6,11}
{4,5,7}
{9,30,33}
{10,13,23}
{15,22,31}
{17,28,32}
{18,20,27}
{19,25,29}
{24,26,37}
{35,36,38}