n: 30 m: 287 packed: 10 density: 0 nodes: 0 solveTime: 2000 buildTime: 60 solved: true
{0,6,14}
{1,5,21}
{2,7,28}
{3,4,15}
{8,19,25}
{9,24,27}
{10,11,13}
{12,18,26}
{16,20,22}
{17,23,29}