n: 40 m: 466 packed: 13 density: 0 nodes: 0 solveTime: 7690 buildTime: 130 solved: true
{0,33,34}
{1,2,3}
{4,8,12}
{5,7,38}
{9,24,27}
{10,32,36}
{11,28,37}
{13,20,39}
{14,23,31}
{15,18,19}
{16,25,30}
{17,26,29}
{21,22,35}