n: 40 m: 272 packed: 13 density: 0 nodes: 0 solveTime: 2390 buildTime: 30 solved: true
{0,13,36}
{1,14,38}
{2,11,39}
{3,17,18}
{4,7,10}
{5,15,34}
{6,12,19}
{8,20,21}
{9,28,31}
{16,25,27}
{22,23,24}
{26,29,32}
{30,35,37}