n: 40 m: 259 packed: 13 density: 0 nodes: 0 solveTime: 1630 buildTime: 40 solved: true
{0,16,29}
{1,23,33}
{2,18,24}
{3,22,39}
{4,21,25}
{5,7,20}
{6,15,17}
{8,13,14}
{9,12,19}
{10,34,37}
{11,32,35}
{26,27,38}
{28,31,36}