n: 40 m: 142 packed: 13 density: 0 nodes: 0 solveTime: 560 buildTime: 20 solved: true
{0,32,33}
{1,30,39}
{2,8,23}
{3,16,19}
{4,14,18}
{5,28,29}
{6,15,27}
{7,24,25}
{9,17,35}
{10,11,34}
{12,36,38}
{13,21,26}
{20,22,37}