n: 30 m: 133 packed: 10 density: 0 nodes: 0 solveTime: 960 buildTime: 10 solved: true
{0,9,25}
{1,5,7}
{2,13,16}
{3,10,19}
{4,23,24}
{6,20,22}
{8,11,26}
{12,15,18}
{14,28,29}
{17,21,27}