n: 40 m: 535 packed: 13 density: 0 nodes: 0 solveTime: 36880 buildTime: 170 solved: true
{0,7,34}
{1,18,37}
{2,3,9}
{4,8,14}
{5,22,24}
{10,11,13}
{12,21,25}
{15,35,38}
{16,33,39}
{17,23,30}
{19,31,32}
{20,26,27}
{28,29,36}