n: 40 m: 130 packed: 13 density: 0 nodes: 0 solveTime: 420 buildTime: 10 solved: true
{0,20,22}
{1,7,28}
{2,9,11}
{3,34,35}
{4,21,30}
{5,6,16}
{10,13,31}
{12,15,33}
{14,27,29}
{17,19,32}
{18,25,39}
{23,26,38}
{24,36,37}