n: 40 m: 299 packed: 13 density: 0 nodes: 0 solveTime: 3770 buildTime: 50 solved: true
{0,30,36}
{1,24,33}
{2,25,26}
{3,13,16}
{4,12,22}
{5,29,38}
{6,8,39}
{7,10,11}
{9,23,27}
{14,18,21}
{15,20,31}
{17,34,37}
{19,28,32}