n: 30 m: 301 packed: 10 density: 0 nodes: 0 solveTime: 2180 buildTime: 60 solved: true
{0,6,16}
{1,9,11}
{2,5,8}
{3,23,27}
{4,7,22}
{10,15,18}
{12,21,28}
{13,17,20}
{14,19,29}
{24,25,26}