n: 30 m: 437 packed: 10 density: 0 nodes: 0 solveTime: 15890 buildTime: 120 solved: true
{0,3,10}
{1,9,11}
{2,17,22}
{4,19,23}
{5,14,15}
{6,25,27}
{7,8,13}
{12,16,20}
{18,21,26}
{24,28,29}