n: 30 m: 245 packed: 10 density: 0 nodes: 0 solveTime: 1230 buildTime: 40 solved: true
{0,16,20}
{1,19,27}
{2,25,29}
{3,15,23}
{4,9,11}
{5,14,28}
{6,10,22}
{7,17,24}
{8,12,13}
{18,21,26}