n: 30 m: 418 packed: 10 density: 0 nodes: 0 solveTime: 8350 buildTime: 100 solved: true
{0,6,7}
{1,10,15}
{2,21,26}
{3,4,5}
{8,13,22}
{9,25,27}
{11,14,20}
{12,19,24}
{16,17,18}
{23,28,29}