n: 30 m: 213 packed: 10 density: 0 nodes: 0 solveTime: 850 buildTime: 30 solved: true
{0,8,21}
{1,2,11}
{3,12,16}
{4,9,14}
{5,13,28}
{6,19,25}
{7,10,15}
{17,20,27}
{18,24,29}
{22,23,26}