n: 30 m: 601 packed: 10 density: 0 nodes: 0 solveTime: 47730 buildTime: 200 solved: true
{0,19,21}
{1,3,4}
{2,5,9}
{6,7,12}
{8,15,26}
{10,17,27}
{11,23,29}
{13,16,20}
{14,18,22}
{24,25,28}