n: 30 m: 84 packed: 10 density: 0 nodes: 0 solveTime: 70 buildTime: 0 solved: true
{0,4,27}
{1,9,21}
{2,5,19}
{3,14,26}
{6,7,18}
{8,12,28}
{10,13,25}
{11,22,29}
{15,16,17}
{20,23,24}