n: 30 m: 591 packed: 10 density: 0 nodes: 0 solveTime: 51190 buildTime: 210 solved: true
{0,7,14}
{1,3,4}
{2,6,10}
{5,12,13}
{8,9,22}
{11,15,27}
{16,19,20}
{17,18,29}
{21,23,26}
{24,25,28}