n: 30 m: 419 packed: 10 density: 0 nodes: 0 solveTime: 11140 buildTime: 100 solved: true
{0,7,11}
{1,9,25}
{2,3,6}
{4,10,21}
{5,8,28}
{12,23,24}
{13,15,18}
{14,16,22}
{17,27,29}
{19,20,26}