n: 40 m: 586 packed: 13 density: 0 nodes: 0 solveTime: 20440 buildTime: 220 solved: true
{0,14,36}
{1,11,35}
{2,9,39}
{3,4,10}
{5,6,15}
{7,32,33}
{8,12,16}
{13,18,21}
{17,20,23}
{22,26,27}
{24,29,38}
{25,31,34}
{28,30,37}