n: 30 m: 315 packed: 10 density: 0 nodes: 0 solveTime: 3600 buildTime: 60 solved: true
{0,21,28}
{1,15,19}
{2,12,18}
{3,13,14}
{4,8,9}
{5,7,24}
{6,22,23}
{10,20,26}
{11,16,25}
{17,27,29}