n: 30 m: 432 packed: 10 density: 0 nodes: 0 solveTime: 17800 buildTime: 110 solved: true
{0,8,9}
{1,10,17}
{2,4,6}
{3,7,11}
{5,20,27}
{12,18,19}
{13,14,29}
{15,24,25}
{16,21,28}
{22,23,26}