n: 30 m: 133 packed: 10 density: 0 nodes: 0 solveTime: 400 buildTime: 10 solved: true
{0,18,20}
{1,4,14}
{2,10,27}
{3,7,16}
{5,9,24}
{6,21,29}
{8,19,22}
{11,12,15}
{13,25,28}
{17,23,26}