n: 30 m: 169 packed: 10 density: 0 nodes: 0 solveTime: 1520 buildTime: 20 solved: true
{0,4,18}
{1,17,26}
{2,28,29}
{3,12,27}
{5,9,22}
{6,21,23}
{7,8,25}
{10,13,15}
{11,16,24}
{14,19,20}