n: 40 m: 482 packed: 13 density: 0 nodes: 0 solveTime: 16440 buildTime: 140 solved: true
{0,17,22}
{1,16,31}
{2,19,24}
{3,29,35}
{4,13,38}
{5,8,20}
{6,28,32}
{7,18,39}
{9,11,12}
{10,30,36}
{14,15,23}
{25,26,27}
{33,34,37}