n: 30 m: 157 packed: 10 density: 0 nodes: 0 solveTime: 280 buildTime: 10 solved: true
{0,12,14}
{1,18,19}
{2,23,26}
{3,6,29}
{4,9,16}
{5,15,17}
{7,20,28}
{8,13,22}
{10,11,24}
{21,25,27}