n: 40 m: 135 packed: 13 density: 0 nodes: 0 solveTime: 42500 buildTime: 10 solved: true
{0,22,23}
{1,9,27}
{2,6,21}
{3,4,29}
{5,24,32}
{7,16,33}
{8,10,19}
{11,37,39}
{12,17,38}
{14,15,35}
{18,20,25}
{26,31,34}
{28,30,36}