n: 30 m: 157 packed: 10 density: 0 nodes: 0 solveTime: 330 buildTime: 20 solved: true
{0,23,26}
{1,4,6}
{2,3,10}
{5,8,9}
{7,11,29}
{12,14,21}
{13,15,22}
{16,17,24}
{18,19,28}
{20,25,27}