n: 40 m: 132 packed: 13 density: 0 nodes: 0 solveTime: 1090 buildTime: 10 solved: true
{0,6,28}
{1,8,21}
{2,25,39}
{3,20,30}
{4,19,24}
{5,33,38}
{7,17,29}
{9,13,14}
{10,18,31}
{11,15,27}
{12,22,36}
{16,23,37}
{26,34,35}