n: 40 m: 315 packed: 13 density: 0 nodes: 0 solveTime: 2910 buildTime: 60 solved: true
{0,3,33}
{2,37,38}
{4,34,36}
{5,14,21}
{6,7,26}
{8,13,22}
{9,15,23}
{10,16,20}
{11,17,29}
{12,19,27}
{18,30,35}
{24,32,39}
{25,28,31}