n: 30 m: 140 packed: 10 density: 0 nodes: 0 solveTime: 770 buildTime: 20 solved: true
{0,8,10}
{1,14,21}
{2,4,22}
{3,5,6}
{7,19,28}
{9,17,27}
{11,23,24}
{12,15,29}
{13,20,25}
{16,18,26}