n: 40 m: 234 packed: 13 density: 0 nodes: 0 solveTime: 1530 buildTime: 40 solved: true
{0,16,18}
{1,17,34}
{2,15,39}
{3,27,33}
{4,14,31}
{5,13,19}
{6,11,38}
{7,20,36}
{8,25,26}
{9,10,22}
{12,21,24}
{23,29,35}
{28,30,37}