n: 40 m: 291 packed: 13 density: 0 nodes: 0 solveTime: 7140 buildTime: 60 solved: true
{0,6,32}
{1,13,29}
{2,9,33}
{3,12,21}
{4,7,24}
{5,11,35}
{8,16,22}
{14,27,37}
{15,34,38}
{17,30,36}
{18,20,31}
{19,23,26}
{25,28,39}