n: 40 m: 410 packed: 13 density: 0 nodes: 0 solveTime: 10610 buildTime: 100 solved: true
{0,14,23}
{1,6,24}
{2,4,12}
{3,7,31}
{8,10,26}
{9,13,19}
{11,35,36}
{15,27,34}
{16,17,29}
{18,28,39}
{20,25,37}
{21,22,30}
{32,33,38}