n: 30 m: 218 packed: 10 density: 0 nodes: 0 solveTime: 3190 buildTime: 30 solved: true
{0,21,28}
{1,2,10}
{3,24,27}
{4,9,14}
{5,7,11}
{6,12,15}
{8,18,29}
{13,16,26}
{17,19,23}
{20,22,25}