n: 40 m: 511 packed: 13 density: 0 nodes: 0 solveTime: 12870 buildTime: 150 solved: true
{0,9,39}
{1,6,35}
{2,17,27}
{3,11,13}
{4,7,16}
{5,12,14}
{8,10,18}
{15,19,31}
{20,28,32}
{21,22,24}
{23,36,38}
{25,26,37}
{29,30,34}