n: 30 m: 177 packed: 10 density: 0 nodes: 0 solveTime: 250 buildTime: 20 solved: true
{0,7,28}
{1,6,13}
{2,26,29}
{3,15,27}
{4,5,8}
{9,10,25}
{11,18,23}
{12,14,21}
{16,19,22}
{17,20,24}