n: 30 m: 364 packed: 10 density: 0 nodes: 0 solveTime: 7300 buildTime: 80 solved: true
{0,16,23}
{1,7,26}
{2,14,15}
{3,4,8}
{5,6,22}
{9,11,21}
{10,20,28}
{12,13,29}
{17,19,27}
{18,24,25}