n: 40 m: 204 packed: 13 density: 0 nodes: 0 solveTime: 2910 buildTime: 30 solved: true
{0,11,31}
{1,29,36}
{2,14,39}
{3,16,38}
{4,12,26}
{5,17,33}
{6,19,34}
{7,13,25}
{8,10,28}
{9,35,37}
{15,18,23}
{20,21,27}
{22,30,32}