n: 30 m: 237 packed: 10 density: 0 nodes: 0 solveTime: 1010 buildTime: 30 solved: true
{0,12,19}
{1,3,8}
{2,16,29}
{4,5,7}
{6,22,25}
{9,10,21}
{11,14,28}
{13,15,17}
{18,24,27}
{20,23,26}