n: 30 m: 163 packed: 10 density: 0 nodes: 0 solveTime: 300 buildTime: 20 solved: true
{0,12,28}
{1,10,23}
{2,13,18}
{3,21,22}
{4,7,24}
{5,8,15}
{6,25,26}
{9,11,17}
{14,19,29}
{16,20,27}