n: 30 m: 218 packed: 10 density: 0 nodes: 0 solveTime: 1970 buildTime: 30 solved: true
{0,10,18}
{1,3,8}
{2,4,11}
{5,15,20}
{6,12,22}
{7,13,14}
{9,16,21}
{17,19,29}
{23,24,27}
{25,26,28}