n: 30 m: 171 packed: 10 density: 0 nodes: 0 solveTime: 590 buildTime: 20 solved: true
{0,16,26}
{1,6,28}
{2,21,27}
{3,10,29}
{4,13,19}
{5,12,14}
{7,11,15}
{8,18,23}
{9,20,24}
{17,22,25}