n: 30 m: 284 packed: 10 density: 0 nodes: 0 solveTime: 8170 buildTime: 50 solved: true
{0,9,23}
{1,10,19}
{2,14,21}
{3,7,26}
{4,6,12}
{5,8,15}
{11,20,27}
{13,16,18}
{17,28,29}
{22,24,25}