n: 30 m: 585 packed: 10 density: 0 nodes: 0 solveTime: 28180 buildTime: 210 solved: true
{0,18,24}
{1,13,15}
{2,3,12}
{4,5,8}
{6,9,17}
{7,10,11}
{14,16,20}
{19,26,27}
{21,23,29}
{22,25,28}