n: 30 m: 220 packed: 10 density: 0 nodes: 0 solveTime: 1660 buildTime: 30 solved: true
{0,27,29}
{1,20,21}
{2,9,18}
{3,25,28}
{4,5,16}
{6,19,26}
{7,23,24}
{8,10,11}
{12,13,14}
{15,17,22}