n: 30 m: 177 packed: 10 density: 0 nodes: 0 solveTime: 140 buildTime: 20 solved: true
{0,2,10}
{1,7,11}
{3,23,27}
{4,22,25}
{5,21,28}
{6,12,13}
{8,16,29}
{9,14,20}
{15,17,19}
{18,24,26}