n: 30 m: 491 packed: 10 density: 0 nodes: 0 solveTime: 7200 buildTime: 150 solved: true
{0,1,3}
{2,4,6}
{5,10,12}
{7,19,23}
{8,13,28}
{9,14,25}
{11,20,29}
{15,17,18}
{16,22,24}
{21,26,27}