n: 40 m: 707 packed: 13 density: 0 nodes: 0 solveTime: 203990 buildTime: 280 solved: true
{0,14,35}
{1,24,25}
{2,3,9}
{4,10,29}
{5,6,16}
{7,20,31}
{8,12,18}
{13,21,30}
{15,26,27}
{17,19,22}
{23,37,39}
{28,33,34}
{32,36,38}