Design melodies that correspond to the given chord shifts.
'D', 'G', 'D', 'A', 'D', 'G', 'D', 'A', 'D', 'D', 'G', 'D', 'A', 'D', 'G', 'D', 'A', 'D'  
X:1
L:1/8
M:6/8
K:D
 B |"D" AFA dcB |"G" BAG FED |"D" FAD FED |"A" CDE EFG |"D" AFA dcB |"G" BAG FED |"D" faf"A" gec | 
"D" ded d2 :: B |"D" AFA dfa |"G" agf efg |"D" fag fed |"A" cde e2 A |"D" AFA dfa |"G" agf efg | 
"D" fag"A" gec |"D" ded d2 :|  