n: 30 m: 191 packed: 10 density: 0 nodes: 0 solveTime: 770 buildTime: 20 solved: true
{0,19,25}
{1,14,16}
{2,5,18}
{3,8,28}
{4,12,24}
{6,13,15}
{7,10,26}
{9,11,17}
{20,22,29}
{21,23,27}