n: 40 m: 203 packed: 13 density: 0 nodes: 0 solveTime: 1560 buildTime: 30 solved: true
{0,19,30}
{1,7,11}
{2,6,23}
{3,8,34}
{4,24,35}
{5,20,22}
{9,16,31}
{10,27,33}
{12,17,36}
{13,14,21}
{15,32,38}
{18,26,39}
{25,28,37}