n: 40 m: 233 packed: 13 density: 0 nodes: 0 solveTime: 1850 buildTime: 30 solved: true
{0,18,26}
{1,7,37}
{2,28,34}
{3,25,27}
{4,10,22}
{5,8,13}
{6,15,32}
{9,20,36}
{11,16,38}
{12,30,35}
{14,19,29}
{21,24,39}
{23,31,33}