n: 40 m: 511 packed: 13 density: 0 nodes: 0 solveTime: 23920 buildTime: 160 solved: true
{0,1,21}
{2,3,5}
{4,6,39}
{7,10,33}
{8,23,28}
{9,20,25}
{11,19,27}
{12,17,18}
{13,15,32}
{14,24,35}
{16,22,31}
{26,29,37}
{34,36,38}