n: 30 m: 191 packed: 10 density: 0 nodes: 0 solveTime: 720 buildTime: 20 solved: true
{0,7,12}
{1,3,22}
{2,16,28}
{4,18,19}
{5,6,8}
{9,10,24}
{11,20,25}
{13,15,23}
{14,17,29}
{21,26,27}