n: 30 m: 357 packed: 10 density: 0 nodes: 0 solveTime: 6380 buildTime: 70 solved: true
{0,9,14}
{1,4,7}
{2,16,26}
{3,6,12}
{5,22,24}
{8,20,23}
{10,21,25}
{11,17,27}
{13,15,29}
{18,19,28}