n: 40 m: 130 packed: 13 density: 0 nodes: 0 solveTime: 260 buildTime: 10 solved: true
{0,17,28}
{1,11,34}
{2,35,36}
{3,14,25}
{4,18,22}
{5,7,9}
{6,8,30}
{10,21,26}
{12,29,32}
{13,16,27}
{15,31,39}
{19,23,33}
{20,24,37}