n: 30 m: 242 packed: 10 density: 0 nodes: 0 solveTime: 1260 buildTime: 30 solved: true
{0,7,27}
{1,6,21}
{2,4,13}
{3,5,14}
{8,15,20}
{9,23,29}
{10,19,26}
{11,24,28}
{12,16,18}
{17,22,25}