n: 30 m: 427 packed: 10 density: 0 nodes: 0 solveTime: 12920 buildTime: 100 solved: true
{0,13,27}
{1,2,7}
{3,4,22}
{5,25,26}
{6,11,19}
{8,15,28}
{9,10,17}
{12,20,24}
{14,16,23}
{18,21,29}