n: 30 m: 272 packed: 10 density: 0 nodes: 0 solveTime: 610 buildTime: 50 solved: true
{0,5,14}
{1,8,11}
{2,25,29}
{3,23,24}
{4,15,16}
{6,7,12}
{9,19,20}
{10,18,21}
{13,26,28}
{17,22,27}