n: 30 m: 237 packed: 10 density: 0 nodes: 0 solveTime: 2490 buildTime: 40 solved: true
{0,3,16}
{1,18,28}
{2,14,19}
{4,15,20}
{5,22,24}
{6,26,29}
{7,13,17}
{8,10,21}
{9,23,27}
{11,12,25}