n: 30 m: 329 packed: 10 density: 0 nodes: 0 solveTime: 4050 buildTime: 70 solved: true
{0,6,18}
{1,4,5}
{2,3,10}
{7,15,16}
{8,11,27}
{9,14,17}
{12,13,23}
{19,25,28}
{20,21,26}
{22,24,29}