n: 30 m: 442 packed: 10 density: 0 nodes: 0 solveTime: 16770 buildTime: 120 solved: true
{0,2,10}
{1,3,28}
{4,5,8}
{6,7,14}
{9,25,29}
{11,12,19}
{13,22,26}
{15,16,21}
{17,18,24}
{20,23,27}