n: 30 m: 589 packed: 10 density: 0 nodes: 0 solveTime: 34490 buildTime: 200 solved: true
{0,16,21}
{1,11,25}
{2,3,4}
{5,6,8}
{7,12,18}
{9,10,13}
{14,17,29}
{15,23,28}
{19,20,26}
{22,24,27}