n: 30 m: 306 packed: 10 density: 0 nodes: 0 solveTime: 2320 buildTime: 70 solved: true
{0,3,19}
{1,22,25}
{2,5,11}
{4,23,27}
{6,17,24}
{7,12,13}
{8,10,14}
{9,15,18}
{16,26,28}
{20,21,29}