n: 30 m: 254 packed: 10 density: 0 nodes: 0 solveTime: 1830 buildTime: 40 solved: true
{0,18,25}
{1,15,26}
{2,11,28}
{3,10,13}
{4,24,29}
{5,8,9}
{6,12,14}
{7,19,27}
{16,21,23}
{17,20,22}