n: 30 m: 217 packed: 10 density: 0 nodes: 0 solveTime: 530 buildTime: 30 solved: true
{0,17,28}
{1,5,25}
{2,4,9}
{3,15,29}
{6,11,23}
{7,8,18}
{10,14,26}
{12,19,24}
{13,21,27}
{16,20,22}