fv (x,y,z) begin  print x;;;  print y ;;; return x + y + z end;

x = fv(2,34,5)

g (x) begin y = x + 45 ;;;  return y end;

z = g(23)

r = 53

h (x,y,z,r) begin  print x;;;  print y ;;; print z;;;print r;;;return x + y + z end;