Twinkle Twinkle

clg
font "arial",10,100
Dim note(50)
Dim time(50)
note={0,0,7,7,9,9,7,5,5,4,4,2,2,0,7,7,5,5,4,4,2,7,7,5,5,4,4,2,-1,-1,7,7,9,9,7,5,5,4,4,2,2,0}
time={1,1,1,1,1,1,2,1,1,1,1,1,1,2,1,1,1,1,1,1,2,1,1,1,1,1,1,2,1 ,1 ,1,1,1,1,2,1,1,1,1,1,1,2}
outoftune=0
for n = 0 to 12
text 0,494-262*2^(n/12),int(262*2^(n/12))+"hz"
line 30,500-262*2^(n/12),300,500-262*2^(n/12)
next n
for a = 0 to 49
f=1+outoftune*(rand-0.5)
hz=f*262*2^(note[a]/12)
sound hz,time[a]*200
rect 40+a*5,297-(hz-200),time[a]*4,7
next a