creating ringtone in c

HEADERS FILES ARE DOS.H AND STDIO.H
#include#includefloat main(void){float A,Bb,D,G,F;A = 440;G = 780;Bb = 461;D = 586;F = 687;sound(G);delay(500);nosound();sound(G);delay(250);nosound();sound(G);delay(250);nosound();sound(G);delay(500);nosound();sound(2*D);delay(500);nosound();sound(2*A);delay(250);nosound();sound(2*Bb);delay(250);nosound();sound(2*A);delay(250);nosound();sound(G);delay(250);nosound();sound(F);delay(500);nosound();sound(2*A);delay(500);nosound();sound(G);delay(250);nosound();sound(2*A);delay(250);nosound();sound(G);delay(250);nosound();sound(F);delay(250);sound(G);delay(250);sound(2*A);delay(250);sound(2*Bb);delay(500);sound(2*A);delay(500);sound(G);delay(250);sound(F);delay(250);sound(D);delay(500);nosound();//end 1sound(G);delay(500);nosound();sound(G);delay(250);nosound();sound(G);delay(250);nosound();sound(G);delay(500);nosound();sound(2*D);delay(500);nosound();sound(2*A);delay(250);nosound();sound(2*Bb);delay(250);nosound();sound(2*A);delay(250);nosound();sound(G);delay(250);nosound();sound(F);delay(500);nosound();sound(2*A);delay(500);nosound();sound(G);delay(250);nosound();sound(2*A);delay(250);nosound();sound(G);delay(250);nosound();sound(F);delay(250);sound(G);delay(250);sound(2*A);delay(250);sound(2*Bb);delay(500);sound(2*A);delay(500);sound(G);delay(250);sound(F);delay(250);sound(D);delay(500);nosound();//end 2sound(2*A);delay(250);nosound();sound(G);delay(250);nosound();sound(F);delay(250);sound(G);delay(250);sound(2*A);delay(250);sound(2*Bb);delay(500);sound(2*A);delay(500);sound(G);delay(250);sound(F);delay(250);sound(D);delay(500);nosound();sound(2*A);delay(250);nosound();sound(G);delay(250);nosound();sound(F);delay(250);sound(G);delay(250);sound(2*A);delay(250);sound(2*Bb);delay(500);sound(2*A);delay(500);sound(G);delay(250);sound(F);delay(250);sound(D);delay(500);nosound();return 0;}