n: 30 m: 297 packed: 10 density: 0 nodes: 0 solveTime: 6430 buildTime: 50 solved: true
{0,4,12}
{1,13,22}
{2,20,23}
{3,5,9}
{6,14,29}
{7,17,19}
{8,16,27}
{10,21,25}
{11,18,26}
{15,24,28}