n: 40 m: 442 packed: 13 density: 0 nodes: 0 solveTime: 11010 buildTime: 110 solved: true
{0,37,38}
{1,22,26}
{2,11,27}
{3,6,7}
{4,9,16}
{5,19,24}
{8,12,23}
{10,20,34}
{13,14,18}
{15,25,35}
{17,33,36}
{28,29,30}
{31,32,39}