n: 30 m: 261 packed: 10 density: 0 nodes: 0 solveTime: 710 buildTime: 50 solved: true
{0,3,7}
{1,6,9}
{2,12,22}
{4,20,28}
{5,10,14}
{8,15,23}
{11,13,18}
{16,25,27}
{17,21,24}
{19,26,29}