n: 30 m: 411 packed: 10 density: 0 nodes: 0 solveTime: 17440 buildTime: 100 solved: true
{0,1,19}
{2,3,11}
{4,7,17}
{5,8,26}
{6,20,27}
{9,23,29}
{10,16,22}
{12,15,21}
{13,25,28}
{14,18,24}