n: 40 m: 314 packed: 13 density: 0 nodes: 0 solveTime: 4810 buildTime: 60 solved: true
{0,3,26}
{1,6,35}
{4,9,10}
{5,15,27}
{7,18,38}
{8,31,32}
{11,16,21}
{12,19,33}
{13,14,17}
{20,37,39}
{22,29,34}
{23,28,30}
{24,25,36}