n: 30 m: 241 packed: 10 density: 0 nodes: 0 solveTime: 980 buildTime: 40 solved: true
{0,23,26}
{1,16,17}
{2,20,27}
{3,10,18}
{4,6,29}
{5,12,28}
{7,8,25}
{9,11,14}
{13,15,19}
{21,22,24}