n: 40 m: 392 packed: 13 density: 0 nodes: 0 solveTime: 12150 buildTime: 90 solved: true
{0,24,27}
{1,22,31}
{2,26,33}
{3,11,34}
{4,8,18}
{5,13,20}
{6,35,38}
{7,9,23}
{10,29,32}
{12,15,37}
{14,28,36}
{16,19,25}
{17,21,30}