n: 30 m: 127 packed: 10 density: 0 nodes: 0 solveTime: 120 buildTime: 10 solved: true
{0,18,23}
{1,9,17}
{2,20,25}
{3,10,12}
{4,14,15}
{5,19,28}
{6,7,26}
{8,27,29}
{11,22,24}
{13,16,21}