n: 30 m: 136 packed: 10 density: 0 nodes: 0 solveTime: 180 buildTime: 10 solved: true
{0,9,19}
{1,10,21}
{2,24,28}
{3,20,22}
{4,8,15}
{5,12,26}
{6,13,29}
{7,18,23}
{11,17,27}
{14,16,25}