n: 30 m: 154 packed: 10 density: 0 nodes: 0 solveTime: 250 buildTime: 20 solved: true
{0,5,13}
{1,6,19}
{2,3,4}
{7,16,26}
{8,22,25}
{9,10,27}
{11,20,23}
{12,15,24}
{14,28,29}
{17,18,21}