n: 30 m: 394 packed: 10 density: 0 nodes: 0 solveTime: 3770 buildTime: 90 solved: true
{0,3,7}
{1,5,28}
{2,15,21}
{4,10,12}
{6,18,27}
{8,16,17}
{9,19,29}
{11,13,26}
{14,22,25}
{20,23,24}