n: 30 m: 255 packed: 10 density: 0 nodes: 0 solveTime: 4120 buildTime: 40 solved: true
{0,23,29}
{1,5,19}
{2,24,28}
{3,9,18}
{4,7,12}
{6,26,27}
{8,10,13}
{11,16,20}
{14,15,21}
{17,22,25}