/**

  * @author 冰樱梦

  * 时间：2018年下半年

  * 题目：摄氏度和华氏度之间的额转换

  *

  */

 public class Exercise06_08 {

     public static void main(String[] args){

         System.out.printf("%-23s%-22s%-20s%-10s","摄氏度","华氏度","华氏度","摄氏度");

         System.out.println("\n————————————————————————————————————————————————");

         for(double i=40,j=120;i>=31&&j>=30;i--,j-=10){

             System.out.printf("%-10.1f%-10.1f%-10.1f%.1f\n",i,celsiusToFahrenheit(i),j,fahrenheitToCelsius(j));

         }

     }

     public static double celsiusToFahrenheit(double celsius){

         return (9.0/5)*celsius+32;

     }

     public static double fahrenheitToCelsius(double fahrenheit){

         return (5.0/9)*(fahrenheit-32);

     }

 }