n: 30 m: 75 packed: 10 density: 0 nodes: 0 solveTime: 100 buildTime: 0 solved: true
{0,22,28}
{1,8,18}
{2,5,13}
{3,6,24}
{4,25,27}
{7,14,23}
{9,16,26}
{10,17,19}
{11,12,29}
{15,20,21}