n: 40 m: 176 packed: 13 density: 0 nodes: 0 solveTime: 630 buildTime: 10 solved: true
{0,22,31}
{1,18,38}
{2,17,29}
{3,13,27}
{4,20,21}
{5,8,26}
{6,15,32}
{7,10,30}
{9,14,19}
{11,23,35}
{12,24,36}
{16,37,39}
{25,28,33}