// app4_10,表達式的類型轉換
public class app4_10
{
   public static void main(String args[])
   {
      char ch='a';
      short a=-2;
      int b=3;
      float f=5.3f;
      double d=6.28;    
     
      System.out.print("(ch/a)-(d/f)-(a+b)=");  // 輸出結果
      System.out.println((ch/a)-(d/f)-(a+b));
   }
}