n: 30 m: 307 packed: 10 density: 0 nodes: 0 solveTime: 5880 buildTime: 60 solved: true
{0,11,14}
{1,19,20}
{2,12,26}
{3,4,10}
{5,8,13}
{6,16,28}
{7,24,25}
{9,15,21}
{17,23,27}
{18,22,29}