n: 40 m: 148 packed: 13 density: 0 nodes: 0 solveTime: 740 buildTime: 10 solved: true
{0,27,31}
{1,19,34}
{2,18,36}
{3,11,29}
{5,17,38}
{6,9,39}
{7,10,15}
{8,20,22}
{12,13,23}
{14,16,30}
{21,28,35}
{24,33,37}
{25,26,32}