n: 30 m: 107 packed: 10 density: 0 nodes: 0 solveTime: 480 buildTime: 10 solved: true
{0,12,25}
{1,11,19}
{2,5,10}
{3,28,29}
{4,15,21}
{6,13,14}
{7,18,26}
{8,20,23}
{9,16,22}
{17,24,27}