n: 30 m: 187 packed: 10 density: 0 nodes: 0 solveTime: 580 buildTime: 20 solved: true
{0,13,14}
{1,6,18}
{2,5,21}
{3,8,10}
{4,23,28}
{7,19,24}
{9,12,25}
{11,16,29}
{15,17,26}
{20,22,27}