n: 30 m: 187 packed: 10 density: 0 nodes: 0 solveTime: 330 buildTime: 20 solved: true
{0,18,22}
{1,21,24}
{2,15,23}
{3,5,7}
{4,6,11}
{8,10,16}
{9,12,26}
{13,25,27}
{14,20,29}
{17,19,28}