n: 30 m: 240 packed: 10 density: 0 nodes: 0 solveTime: 3440 buildTime: 40 solved: true
{0,8,23}
{1,2,13}
{3,19,28}
{4,15,27}
{5,16,17}
{6,7,12}
{9,14,22}
{10,24,25}
{11,21,29}
{18,20,26}