public class Promote
{
  public static void main(String args[])
  {
    byte a=12;
    char b='a';
    int c=500;
    short d=1024;
    float e=5.67f;
    double f=.1234;
    double result=(e*a)+(c/b)-(f*d);
    String Expression="(e*a)+(c/b)-(f*d)";
    System.out.println("Expression:"+Expression);
    System.out.println("result="+result);
  }
}