n: 40 m: 97 packed: 13 density: 0 nodes: 0 solveTime: 250 buildTime: 10 solved: true
{0,34,37}
{1,15,22}
{2,16,23}
{3,20,35}
{4,9,13}
{5,6,30}
{7,17,33}
{10,11,28}
{12,14,19}
{18,21,25}
{24,29,39}
{26,27,31}
{32,36,38}