n: 30 m: 257 packed: 10 density: 0 nodes: 0 solveTime: 2300 buildTime: 40 solved: true
{0,20,23}
{1,2,5}
{3,13,14}
{4,17,25}
{6,16,26}
{7,9,12}
{8,15,29}
{10,18,21}
{11,22,28}
{19,24,27}