n: 40 m: 222 packed: 13 density: 0 nodes: 0 solveTime: 1680 buildTime: 30 solved: true
{0,22,38}
{1,12,26}
{2,10,13}
{3,19,34}
{4,24,33}
{5,27,29}
{6,11,31}
{7,15,37}
{8,30,32}
{9,18,25}
{16,23,39}
{17,20,36}
{21,28,35}