n: 30 m: 171 packed: 10 density: 0 nodes: 0 solveTime: 310 buildTime: 20 solved: true
{0,9,16}
{1,20,28}
{2,13,17}
{3,15,19}
{4,12,14}
{5,23,26}
{6,8,22}
{7,18,27}
{10,25,29}
{11,21,24}