n: 40 m: 196 packed: 13 density: 0 nodes: 0 solveTime: 750 buildTime: 20 solved: true
{0,11,21}
{1,14,29}
{2,17,18}
{3,15,34}
{4,24,25}
{5,12,26}
{6,28,32}
{7,8,20}
{9,30,39}
{10,33,37}
{13,22,23}
{16,27,38}
{19,35,36}