黃恆嘉

1.     public static void main(String[] args)
   
2.     {
   
3.         String str1="dog", str2="cat";
   
4.         int a=3, b=5;
   
5.         double total=21.3568;
   
6.         System.out.printf("There are %d %ss and %d %Ss totally weigh %.2f pounds."
   
7.                         ,a,str1,b,str2,total);
   
8.     }

複製代碼