n: 30 m: 89 packed: 10 density: 0 nodes: 0 solveTime: 80 buildTime: 10 solved: true
{0,4,11}
{1,16,17}
{2,8,20}
{3,12,24}
{5,25,29}
{6,7,9}
{10,21,27}
{13,14,15}
{18,19,22}
{23,26,28}