n: 40 m: 207 packed: 13 density: 0 nodes: 0 solveTime: 1790 buildTime: 20 solved: true
{0,35,37}
{1,6,30}
{2,5,24}
{3,16,33}
{4,13,29}
{7,14,31}
{8,12,18}
{9,19,22}
{10,25,36}
{11,17,21}
{15,32,38}
{20,34,39}
{23,26,28}