n: 40 m: 714 packed: 13 density: 0 nodes: 0 solveTime: 113720 buildTime: 300 solved: true
{0,2,13}
{1,18,35}
{3,22,32}
{4,30,33}
{5,19,31}
{6,36,37}
{7,38,39}
{8,12,21}
{9,17,23}
{10,20,25}
{11,14,28}
{15,16,26}
{24,27,29}