n: 30 m: 326 packed: 10 density: 0 nodes: 0 solveTime: 5390 buildTime: 60 solved: true
{0,2,7}
{1,10,12}
{3,8,23}
{4,19,29}
{5,9,13}
{6,27,28}
{11,15,22}
{14,17,20}
{16,18,21}
{24,25,26}