n: 30 m: 542 packed: 10 density: 0 nodes: 0 solveTime: 34190 buildTime: 180 solved: true
{0,2,8}
{1,7,10}
{3,6,12}
{4,17,24}
{5,13,15}
{9,27,28}
{11,18,19}
{14,16,20}
{21,22,29}
{23,25,26}