n: 30 m: 314 packed: 10 density: 0 nodes: 0 solveTime: 4130 buildTime: 60 solved: true
{0,10,23}
{1,7,9}
{2,3,6}
{4,11,13}
{5,8,15}
{12,19,20}
{14,18,27}
{16,25,28}
{17,21,24}
{22,26,29}