n: 30 m: 139 packed: 10 density: 0 nodes: 0 solveTime: 220 buildTime: 20 solved: true
{0,17,21}
{1,10,15}
{2,8,14}
{3,24,26}
{4,9,22}
{5,20,25}
{6,11,12}
{7,13,19}
{16,23,28}
{18,27,29}