n: 40 m: 113 packed: 13 density: 0 nodes: 0 solveTime: 900 buildTime: 10 solved: true
{0,23,27}
{1,18,37}
{2,10,16}
{3,15,35}
{4,8,12}
{5,28,34}
{6,11,20}
{7,32,39}
{9,19,30}
{14,24,36}
{17,29,38}
{21,25,33}
{22,26,31}