n: 30 m: 419 packed: 10 density: 0 nodes: 0 solveTime: 5850 buildTime: 110 solved: true
{0,3,7}
{1,2,11}
{4,8,22}
{5,9,12}
{6,23,26}
{10,25,28}
{13,15,16}
{14,19,27}
{17,18,21}
{20,24,29}