n: 30 m: 513 packed: 10 density: 0 nodes: 0 solveTime: 12080 buildTime: 150 solved: true
{0,12,23}
{1,4,14}
{2,5,8}
{3,6,11}
{7,20,26}
{9,13,24}
{10,16,28}
{15,18,27}
{17,25,29}
{19,21,22}