n: 40 m: 258 packed: 13 density: 0 nodes: 0 solveTime: 780 buildTime: 40 solved: true
{0,26,36}
{1,38,39}
{2,10,17}
{3,5,19}
{4,12,20}
{6,18,34}
{7,28,30}
{8,11,15}
{9,24,35}
{13,32,33}
{14,21,27}
{16,22,23}
{25,31,37}