n: 30 m: 284 packed: 10 density: 0 nodes: 0 solveTime: 2980 buildTime: 60 solved: true
{0,3,23}
{1,15,28}
{2,5,9}
{4,14,20}
{6,21,25}
{7,18,27}
{8,12,17}
{10,24,29}
{11,13,16}
{19,22,26}