n: 30 m: 140 packed: 10 density: 0 nodes: 0 solveTime: 210 buildTime: 20 solved: true
{0,25,26}
{1,13,22}
{2,4,12}
{3,14,20}
{5,6,28}
{7,27,29}
{8,15,23}
{9,10,11}
{16,19,21}
{17,18,24}