n: 40 m: 425 packed: 13 density: 0 nodes: 0 solveTime: 10470 buildTime: 110 solved: true
{0,2,7}
{1,12,24}
{3,28,35}
{4,14,22}
{5,30,34}
{8,10,31}
{9,19,38}
{11,18,27}
{13,20,26}
{15,17,21}
{16,25,33}
{23,29,32}
{36,37,39}