n: 30 m: 135 packed: 10 density: 0 nodes: 0 solveTime: 1140 buildTime: 10 solved: true
{0,20,28}
{1,15,16}
{2,11,21}
{3,12,22}
{4,8,9}
{5,24,25}
{6,14,26}
{7,10,23}
{13,18,19}
{17,27,29}