n: 30 m: 438 packed: 10 density: 0 nodes: 0 solveTime: 11660 buildTime: 110 solved: true
{0,21,26}
{1,15,22}
{2,14,24}
{3,19,25}
{4,16,20}
{5,10,17}
{6,7,27}
{8,28,29}
{9,11,13}
{12,18,23}