n: 30 m: 271 packed: 10 density: 0 nodes: 0 solveTime: 1710 buildTime: 50 solved: true
{0,8,17}
{1,23,25}
{2,7,11}
{3,15,16}
{4,13,28}
{5,6,12}
{9,14,18}
{10,20,29}
{19,21,22}
{24,26,27}