n: 30 m: 109 packed: 10 density: 0 nodes: 0 solveTime: 370 buildTime: 0 solved: true
{0,20,24}
{1,4,10}
{2,5,19}
{3,26,29}
{6,14,23}
{7,12,18}
{8,11,15}
{9,25,27}
{13,21,22}
{16,17,28}