// TypeDemo.Java
public class  TypeDemo
{
  public static void main(String args[])
  {
       char c='a';
       byte b=8;
       int i =24;
       long l=552L; 
       float f=3.21f;
       double d=336.8987;
       int ic=c+i;		//char型轉換成int型
       long li=l-i;		//int型變量i自動轉換成long型
       float fb=f*b;		//byte型變量b自動轉換成與f一種的float型
       double df=fb/ic-d;	//int型變量ic自動轉換為與fb一致的float型，fb/ic的結果又轉換成與d一致的double型
       System.out.println("ic="+ic);
       System.out.println("li="+li);
       System.out.println("fb="+fb);
       System.out.println("df="+df);
   }
}