n: 30 m: 171 packed: 10 density: 0 nodes: 0 solveTime: 320 buildTime: 20 solved: true
{0,2,4}
{1,3,18}
{5,12,26}
{6,22,27}
{7,11,20}
{8,16,28}
{9,15,25}
{10,13,21}
{14,24,29}
{17,19,23}