n: 40 m: 249 packed: 13 density: 0 nodes: 0 solveTime: 1500 buildTime: 40 solved: true
{0,16,24}
{1,30,32}
{2,15,25}
{3,12,33}
{4,21,38}
{5,35,37}
{6,20,26}
{7,10,23}
{8,11,18}
{9,13,28}
{14,19,27}
{17,22,29}
{31,34,36}