n: 30 m: 390 packed: 10 density: 0 nodes: 0 solveTime: 5210 buildTime: 90 solved: true
{0,8,18}
{1,3,10}
{2,15,21}
{4,25,28}
{5,7,22}
{6,11,20}
{9,19,26}
{12,16,29}
{13,14,23}
{17,24,27}