n: 40 m: 139 packed: 13 density: 0 nodes: 0 solveTime: 2280 buildTime: 10 solved: true
{0,29,37}
{1,17,26}
{2,8,18}
{3,20,38}
{4,6,25}
{5,27,28}
{7,23,24}
{9,13,14}
{10,12,15}
{11,16,19}
{21,33,35}
{30,34,39}
{31,32,36}