n: 30 m: 271 packed: 10 density: 0 nodes: 0 solveTime: 1180 buildTime: 40 solved: true
{0,15,17}
{1,3,9}
{2,11,13}
{4,14,16}
{5,20,23}
{6,18,29}
{7,19,21}
{8,10,24}
{12,26,27}
{22,25,28}