n: 40 m: 483 packed: 13 density: 0 nodes: 0 solveTime: 18880 buildTime: 130 solved: true
{0,10,30}
{1,4,12}
{2,3,7}
{5,6,8}
{11,13,21}
{14,26,33}
{15,28,36}
{16,17,18}
{19,20,29}
{22,37,38}
{23,25,27}
{24,34,35}
{31,32,39}