n: 30 m: 226 packed: 10 density: 0 nodes: 0 solveTime: 1420 buildTime: 30 solved: true
{0,7,15}
{1,8,13}
{2,20,23}
{3,11,29}
{4,9,26}
{5,6,19}
{10,12,25}
{14,18,28}
{16,22,24}
{17,21,27}