function [] = music()

f=444;
fs=8000;
t1=0:1/fs:0.5;
t2=0:1/fs:1;
blanche=size(t2,2);
noire=fix(blanche/2);
sil=zeros(1,fix(noire/4));
la=sin(2*pi*f*t1);
lad=sin(2*pi*f*1.06*t1);
si=sin(2*pi*f*power(2,6)*t1);
do=sin(2*pi*f*power(2,1/4)*t1);
dod=sin(2*pi*f*power(2,1/3)*t1);
re=sin(2*pi*f*(1.06^5)*t1);
red=sin(2*pi*f*sqrt(2)*t1);
mi=sin(2*pi*f*(1.06^7)*t1);
fa=sin(2*pi*f*power(2,2/3)*t1);
fad=sin(2*pi*f*power(2,3/4)*t1);
sol=sin(2*pi*f*(1.06^10)*t1);
sold=sin(2*pi*f*(1.06^11)*t1);
la=sin(2*pi*2*f*t1);
acdo=(do+mi+sol)/3;
acfa=(fa+la+do)/6;
acsol=(sol+si+re)/2;
sound([do sil do sil do sil re sil mi mi sil ...
      re re sil do sil mi sil re sil re sil do do ...  
      acdo acsol acfa acdo acsol acdo],fs)