n: 40 m: 263 packed: 13 density: 0 nodes: 0 solveTime: 5130 buildTime: 40 solved: true
{0,2,9}
{1,15,32}
{3,34,35}
{4,14,20}
{5,11,37}
{6,8,16}
{7,21,23}
{10,13,30}
{12,36,39}
{17,26,31}
{18,19,24}
{25,28,29}
{27,33,38}