n: 30 m: 99 packed: 10 density: 0 nodes: 0 solveTime: 180 buildTime: 10 solved: true
{0,5,20}
{1,18,21}
{2,22,26}
{3,11,29}
{4,10,15}
{6,24,28}
{7,12,17}
{8,14,27}
{9,13,23}
{16,19,25}