n: 30 m: 89 packed: 10 density: 0 nodes: 0 solveTime: 110 buildTime: 10 solved: true
{0,13,21}
{1,4,28}
{2,11,12}
{3,14,23}
{5,25,29}
{6,10,15}
{7,16,27}
{8,19,24}
{9,17,18}
{20,22,26}