n: 30 m: 324 packed: 10 density: 0 nodes: 0 solveTime: 12420 buildTime: 70 solved: true
{0,20,28}
{1,16,18}
{2,4,23}
{3,26,29}
{5,13,25}
{6,14,22}
{7,10,15}
{8,11,19}
{9,12,17}
{21,24,27}