n: 40 m: 666 packed: 13 density: 0 nodes: 0 solveTime: 86050 buildTime: 260 solved: true
{0,1,10}
{2,4,8}
{3,9,25}
{5,7,14}
{6,27,33}
{11,31,37}
{12,17,30}
{13,18,29}
{15,21,36}
{16,28,34}
{19,20,39}
{22,26,35}
{24,32,38}