n: 40 m: 184 packed: 13 density: 0 nodes: 0 solveTime: 5470 buildTime: 20 solved: true
{0,21,28}
{1,13,20}
{2,10,35}
{3,8,30}
{4,12,39}
{5,17,34}
{6,11,19}
{9,15,27}
{14,26,29}
{16,22,32}
{18,33,38}
{23,31,37}
{24,25,36}