n: 40 m: 357 packed: 13 density: 0 nodes: 0 solveTime: 3570 buildTime: 80 solved: true
{0,16,33}
{1,32,37}
{2,11,27}
{3,12,34}
{4,30,35}
{5,10,19}
{6,28,36}
{7,17,29}
{8,22,26}
{9,13,15}
{14,18,38}
{21,24,25}
{23,31,39}