n: 30 m: 139 packed: 10 density: 0 nodes: 0 solveTime: 2210 buildTime: 10 solved: true
{0,19,21}
{1,4,15}
{2,10,12}
{3,9,14}
{5,11,24}
{6,8,29}
{7,17,26}
{13,22,25}
{16,18,28}
{20,23,27}