n: 30 m: 337 packed: 10 density: 0 nodes: 0 solveTime: 5730 buildTime: 70 solved: true
{0,2,5}
{1,6,21}
{3,10,20}
{4,11,17}
{7,8,24}
{9,15,16}
{12,18,27}
{13,14,22}
{19,26,28}
{23,25,29}