n: 30 m: 168 packed: 10 density: 0 nodes: 0 solveTime: 750 buildTime: 20 solved: true
{0,12,16}
{1,10,21}
{2,26,29}
{3,9,22}
{4,6,24}
{5,18,25}
{7,15,23}
{8,27,28}
{11,13,17}
{14,19,20}