n: 30 m: 609 packed: 10 density: 0 nodes: 0 solveTime: 24880 buildTime: 220 solved: true
{0,3,6}
{1,4,14}
{2,21,22}
{5,7,23}
{8,25,27}
{9,17,26}
{10,16,20}
{11,18,24}
{12,15,28}
{13,19,29}