n: 30 m: 134 packed: 10 density: 0 nodes: 0 solveTime: 420 buildTime: 10 solved: true
{0,8,15}
{1,6,14}
{2,19,21}
{3,5,20}
{4,12,28}
{7,11,25}
{9,13,29}
{10,23,27}
{16,22,24}
{17,18,26}