許育慈

1. import java.util.Scanner;
   
2. public class Ch01 {
   
3.         public static void main(String[] args) {
   
4.             int d=3,c=5;
   
5.             String str1="dog",str2="cat";
   
6.             double total=21.3568;
   
7.             System.out.printf("There are %d %ss and %d %Ss totally weigh %.2f pounds.",d,str1,c,str2,total);
   
8.         }
   
9. }

複製代碼