n: 30 m: 145 packed: 10 density: 0 nodes: 0 solveTime: 270 buildTime: 20 solved: true
{0,22,26}
{1,14,27}
{2,4,13}
{3,7,8}
{5,15,20}
{6,18,23}
{9,12,28}
{10,11,29}
{16,21,25}
{17,19,24}