n: 40 m: 170 packed: 13 density: 0 nodes: 0 solveTime: 570 buildTime: 30 solved: true
{0,16,38}
{1,21,30}
{2,18,25}
{3,15,19}
{4,23,32}
{5,31,33}
{6,36,37}
{7,12,13}
{8,24,35}
{9,14,20}
{10,27,29}
{17,22,39}
{26,28,34}