n: 40 m: 202 packed: 13 density: 0 nodes: 0 solveTime: 450 buildTime: 30 solved: true
{0,9,31}
{1,8,36}
{2,22,29}
{3,6,33}
{4,35,37}
{5,27,30}
{7,17,24}
{10,25,28}
{11,13,20}
{12,18,23}
{14,19,39}
{16,21,38}
{26,32,34}