n: 40 m: 154 packed: 13 density: 0 nodes: 0 solveTime: 680 buildTime: 30 solved: true
{0,29,39}
{1,13,36}
{2,10,21}
{3,17,32}
{4,28,35}
{5,14,25}
{6,8,23}
{7,22,37}
{9,24,33}
{11,27,31}
{12,18,20}
{15,16,19}
{30,34,38}