n: 40 m: 161 packed: 13 density: 0 nodes: 0 solveTime: 290 buildTime: 10 solved: true
{0,23,36}
{1,11,30}
{2,16,33}
{3,22,37}
{5,29,35}
{6,26,28}
{7,19,21}
{8,20,32}
{9,12,25}
{10,13,14}
{15,17,31}
{18,38,39}
{24,27,34}