n: 30 m: 334 packed: 10 density: 0 nodes: 0 solveTime: 4530 buildTime: 70 solved: true
{0,8,15}
{1,9,13}
{2,6,12}
{3,4,7}
{5,28,29}
{10,18,22}
{11,16,20}
{14,24,27}
{17,23,25}
{19,21,26}