n: 30 m: 173 packed: 10 density: 0 nodes: 0 solveTime: 730 buildTime: 10 solved: true
{0,16,20}
{1,3,11}
{2,10,12}
{4,23,28}
{5,13,27}
{6,17,22}
{7,18,24}
{8,9,21}
{14,15,29}
{19,25,26}