n: 30 m: 197 packed: 10 density: 0 nodes: 0 solveTime: 970 buildTime: 20 solved: true
{0,4,24}
{1,6,17}
{2,20,21}
{3,7,22}
{5,8,11}
{9,13,15}
{10,14,28}
{12,18,27}
{16,23,29}
{19,25,26}