n: 40 m: 219 packed: 13 density: 0 nodes: 0 solveTime: 880 buildTime: 30 solved: true
{0,7,37}
{1,3,36}
{2,25,34}
{4,28,33}
{5,9,21}
{6,11,30}
{8,10,18}
{12,14,16}
{13,22,26}
{15,19,29}
{17,23,31}
{24,32,38}
{27,35,39}