n: 40 m: 353 packed: 13 density: 0 nodes: 0 solveTime: 5160 buildTime: 80 solved: true
{0,9,17}
{1,15,21}
{2,24,36}
{3,4,6}
{5,12,28}
{7,16,22}
{8,31,32}
{10,18,39}
{11,14,27}
{13,23,37}
{19,26,38}
{20,25,35}
{30,33,34}