n: 40 m: 284 packed: 13 density: 0 nodes: 0 solveTime: 1560 buildTime: 50 solved: true
{0,22,32}
{1,9,17}
{2,5,31}
{3,24,34}
{4,6,13}
{7,26,27}
{8,10,15}
{11,14,30}
{12,25,28}
{16,35,38}
{19,36,39}
{20,23,29}
{21,33,37}