java语言程序设计(基础篇)第十版编程练习题[2.4]

(将磅转换为千克)编写程序，将磅数转换为千克数。程序提示用户输人磅数，然后转换成千克并显示结果。一磅等于 0.454 千克。

/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package dome2_4;

import java.util.Scanner;

/**
*
* @author Administrator
*/
public class Dome2_4 {

/**
* @param args the command line arguments
*/
public static void main(String[] args) {
// TODO code application logic here\
Scanner in = new Scanner(System.in);
System.out.print("Enter a number in pounds:");
double pounds = in .nextDouble();
double kilograms = pounds * 0.454;
System.out.println(pounds + " pounds is " + kilograms + " kilograms");
}

}