n: 40 m: 394 packed: 13 density: 0 nodes: 0 solveTime: 9310 buildTime: 90 solved: true
{0,6,14}
{1,18,19}
{2,16,36}
{3,4,24}
{5,9,27}
{7,13,35}
{10,15,21}
{11,20,31}
{12,22,26}
{17,23,34}
{25,30,33}
{28,32,37}
{29,38,39}