n: 40 m: 402 packed: 13 density: 0 nodes: 0 solveTime: 4850 buildTime: 90 solved: true
{0,5,26}
{1,34,36}
{2,3,17}
{4,7,8}
{9,19,37}
{10,22,23}
{11,14,35}
{12,32,33}
{13,21,25}
{15,20,29}
{16,24,27}
{18,28,38}
{30,31,39}