n: 30 m: 141 packed: 10 density: 0 nodes: 0 solveTime: 450 buildTime: 10 solved: true
{0,5,29}
{1,22,23}
{2,14,25}
{3,18,19}
{4,17,24}
{6,10,16}
{7,9,13}
{8,11,15}
{12,21,27}
{20,26,28}