n: 30 m: 325 packed: 10 density: 0 nodes: 0 solveTime: 4260 buildTime: 70 solved: true
{0,13,27}
{1,4,15}
{2,3,8}
{5,24,26}
{6,9,11}
{7,19,23}
{10,17,18}
{12,28,29}
{14,16,21}
{20,22,25}