n: 30 m: 283 packed: 10 density: 0 nodes: 0 solveTime: 2800 buildTime: 50 solved: true
{0,13,23}
{1,21,25}
{2,16,27}
{3,9,20}
{4,8,15}
{5,10,19}
{6,11,17}
{7,14,28}
{12,18,24}
{22,26,29}