n: 30 m: 203 packed: 10 density: 0 nodes: 0 solveTime: 1180 buildTime: 30 solved: true
{0,9,20}
{1,7,8}
{2,3,18}
{4,12,28}
{5,6,24}
{10,13,23}
{11,14,16}
{15,27,29}
{17,19,21}
{22,25,26}