n: 30 m: 196 packed: 10 density: 0 nodes: 0 solveTime: 560 buildTime: 20 solved: true
{0,7,13}
{1,19,25}
{2,5,12}
{3,10,14}
{4,6,26}
{8,22,27}
{9,24,28}
{11,17,18}
{15,21,23}
{16,20,29}