n: 30 m: 316 packed: 10 density: 0 nodes: 0 solveTime: 7050 buildTime: 60 solved: true
{0,9,28}
{1,12,27}
{2,3,21}
{4,14,19}
{5,25,26}
{6,18,22}
{7,16,23}
{8,15,29}
{10,20,24}
{11,13,17}