n: 40 m: 242 packed: 13 density: 0 nodes: 0 solveTime: 1950 buildTime: 30 solved: true
{0,30,37}
{1,33,36}
{2,11,22}
{3,4,13}
{5,20,31}
{6,7,16}
{8,18,38}
{9,17,24}
{10,12,14}
{19,25,27}
{21,28,32}
{23,26,29}
{34,35,39}