n: 30 m: 304 packed: 10 density: 0 nodes: 0 solveTime: 4760 buildTime: 60 solved: true
{0,3,17}
{1,2,18}
{4,13,26}
{5,14,27}
{6,10,23}
{7,9,15}
{8,11,24}
{12,19,28}
{16,20,25}
{21,22,29}