n: 30 m: 149 packed: 10 density: 0 nodes: 0 solveTime: 440 buildTime: 20 solved: true
{0,3,9}
{1,11,21}
{2,24,27}
{4,13,18}
{5,7,20}
{6,17,28}
{8,10,19}
{12,16,25}
{14,22,26}
{15,23,29}