n: 30 m: 157 packed: 10 density: 0 nodes: 0 solveTime: 270 buildTime: 20 solved: true
{0,6,28}
{1,19,25}
{2,12,13}
{3,17,24}
{4,15,21}
{5,9,10}
{7,26,29}
{8,16,23}
{11,14,20}
{18,22,27}