n: 40 m: 495 packed: 13 density: 0 nodes: 0 solveTime: 25030 buildTime: 140 solved: true
{0,2,8}
{1,9,24}
{3,14,34}
{4,29,31}
{5,15,19}
{6,12,13}
{7,23,33}
{10,35,37}
{11,16,32}
{17,18,25}
{20,27,38}
{21,26,28}
{22,30,39}