n: 30 m: 213 packed: 10 density: 0 nodes: 0 solveTime: 1730 buildTime: 30 solved: true
{0,15,21}
{1,17,25}
{2,7,26}
{3,23,27}
{4,12,20}
{5,19,24}
{6,16,22}
{8,10,14}
{9,13,28}
{11,18,29}