n: 30 m: 314 packed: 10 density: 0 nodes: 0 solveTime: 5370 buildTime: 60 solved: true
{0,10,29}
{1,2,21}
{3,6,9}
{4,17,28}
{5,8,12}
{7,25,26}
{11,19,20}
{13,15,22}
{14,16,24}
{18,23,27}