n: 40 m: 570 packed: 13 density: 0 nodes: 0 solveTime: 86100 buildTime: 190 solved: true
{0,23,35}
{1,17,34}
{2,5,11}
{3,10,33}
{4,24,27}
{6,38,39}
{7,18,19}
{8,14,22}
{9,15,26}
{12,25,32}
{16,21,30}
{20,36,37}
{28,29,31}