n: 40 m: 680 packed: 13 density: 0 nodes: 0 solveTime: 384780 buildTime: 270 solved: true
{0,3,22}
{1,25,29}
{2,13,15}
{4,33,34}
{5,21,26}
{6,18,27}
{7,28,31}
{8,32,38}
{9,16,19}
{10,36,39}
{11,23,37}
{12,20,30}
{14,17,24}