n: 40 m: 235 packed: 13 density: 0 nodes: 0 solveTime: 680 buildTime: 30 solved: true
{0,18,38}
{1,12,22}
{2,13,34}
{3,32,33}
{4,17,20}
{5,10,36}
{6,35,37}
{7,15,23}
{8,24,39}
{9,16,31}
{11,25,30}
{14,21,29}
{19,26,27}