n: 40 m: 133 packed: 13 density: 0 nodes: 0 solveTime: 5940 buildTime: 20 solved: true
{0,26,31}
{1,32,39}
{2,8,14}
{3,7,9}
{4,11,25}
{5,19,21}
{6,12,17}
{10,30,34}
{13,18,20}
{15,28,37}
{16,23,36}
{22,35,38}
{24,27,33}