n: 30 m: 262 packed: 10 density: 0 nodes: 0 solveTime: 2650 buildTime: 40 solved: true
{0,5,15}
{1,3,17}
{2,4,7}
{6,14,21}
{8,22,24}
{9,13,25}
{10,20,26}
{11,19,28}
{12,16,29}
{18,23,27}