n: 30 m: 137 packed: 10 density: 0 nodes: 0 solveTime: 280 buildTime: 20 solved: true
{0,15,27}
{1,16,24}
{2,17,22}
{3,21,23}
{4,14,18}
{5,13,26}
{6,8,11}
{7,9,19}
{10,12,25}
{20,28,29}