n: 30 m: 328 packed: 10 density: 0 nodes: 0 solveTime: 16990 buildTime: 70 solved: true
{0,12,20}
{1,16,25}
{2,9,18}
{3,10,22}
{4,15,28}
{5,11,14}
{6,21,23}
{7,19,26}
{8,13,27}
{17,24,29}