n: 40 m: 324 packed: 13 density: 0 nodes: 0 solveTime: 3260 buildTime: 60 solved: true
{0,11,35}
{1,29,32}
{2,27,31}
{3,6,7}
{4,17,23}
{5,22,28}
{8,26,38}
{9,13,24}
{10,12,19}
{14,18,34}
{15,21,30}
{16,33,36}
{20,25,37}