n: 30 m: 253 packed: 10 density: 0 nodes: 0 solveTime: 1830 buildTime: 40 solved: true
{0,14,21}
{1,11,28}
{2,10,12}
{3,7,19}
{4,16,24}
{5,22,23}
{6,25,27}
{8,17,20}
{9,13,18}
{15,26,29}