n: 30 m: 359 packed: 10 density: 0 nodes: 0 solveTime: 5580 buildTime: 80 solved: true
{0,9,27}
{1,2,6}
{3,15,28}
{4,20,22}
{5,10,16}
{7,12,17}
{8,14,18}
{11,13,26}
{19,21,24}
{23,25,29}