n: 40 m: 207 packed: 13 density: 0 nodes: 0 solveTime: 1000 buildTime: 30 solved: true
{0,25,35}
{1,9,28}
{2,21,22}
{3,8,33}
{4,15,30}
{5,13,36}
{6,10,17}
{7,27,39}
{11,12,34}
{14,16,19}
{18,23,32}
{20,24,38}
{26,29,31}