n: 30 m: 248 packed: 10 density: 0 nodes: 0 solveTime: 960 buildTime: 40 solved: true
{0,5,29}
{1,16,25}
{2,3,9}
{4,17,22}
{6,13,26}
{7,12,15}
{8,11,19}
{10,18,21}
{14,27,28}
{20,23,24}