n: 30 m: 212 packed: 10 density: 0 nodes: 0 solveTime: 1710 buildTime: 30 solved: true
{0,17,27}
{1,15,23}
{2,9,24}
{3,20,26}
{4,7,21}
{5,10,25}
{6,8,11}
{12,13,28}
{14,16,18}
{19,22,29}