Compose music by following the designated structure and integrating the suggested musical idea.
X:1
L:1/16
M:2/4
K:A
['cfed cfed', 'B2BG A2AC E2ED'  
X:1
L:1/16
M:2/4
K:A
 cfed cfed | cfed c4 | B2BG A2AC | E2ED C4 :: B2BG A2AC | E2ED C4 | cfed cfed | cfed c4 | 
 B2BG A2AC | E2ED C4 :|  