摄氏度和华氏度之间的额转换 Exercise06_08

 1 /**
 2  * @author 冰樱梦
 3  * 时间：2018年下半年
 4  * 题目：摄氏度和华氏度之间的额转换
 5  *
 6  */
 7 public class Exercise06_08 {
 8     public static void main(String[] args){
 9         System.out.printf("%-23s%-22s%-20s%-10s","摄氏度","华氏度","华氏度","摄氏度");
10         System.out.println("
————————————————————————————————————————————————");
11         for(double i=40,j=120;i>=31&&j>=30;i--,j-=10){
12             System.out.printf("%-10.1f%-10.1f%-10.1f%.1f
",i,celsiusToFahrenheit(i),j,fahrenheitToCelsius(j));
13         }
14         
15     }
16     public static double celsiusToFahrenheit(double celsius){
17         return (9.0/5)*celsius+32;
18     }
19     public static double fahrenheitToCelsius(double fahrenheit){
20         return (5.0/9)*(fahrenheit-32);
21     }
22 }