n: 30 m: 571 packed: 10 density: 0 nodes: 0 solveTime: 28890 buildTime: 190 solved: true
{0,6,18}
{1,2,4}
{3,7,17}
{5,8,29}
{9,16,26}
{10,13,22}
{11,14,20}
{12,15,21}
{19,23,25}
{24,27,28}