n: 30 m: 390 packed: 10 density: 0 nodes: 0 solveTime: 42260 buildTime: 90 solved: true
{0,13,16}
{1,19,21}
{2,8,20}
{3,12,28}
{4,26,27}
{5,11,14}
{6,7,10}
{9,23,29}
{15,17,22}
{18,24,25}