呂昀宸

1. public class z {
   
2.         public static void main(String[] args)
   
3.         {
   
4.                 String dog = "dog", cat = "cat";
   
5.                 int three = 3, five = 5;
   
6.                 double total = 21.3568;
   
7.                 System.out.printf("there are %d %ss and %d %Ss totally weigh %.2f pound.", three,dog, five, cat,total);
   
8.         }
   
9. }

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