2.6 (求一个整数各位数的和)编写程序,读取一个在0---1000之间的整数,并将改整数的各位数的各位数字相加。例如:932,=14;
/**
* 需求:用Scanner读取一个在0---1000之间的整数,并将改整数的各位数的各位数字相加。
* 思路:利用Scanner读取一个在0---1000之间的整数,利用%求出各个数,相加即可。
*
* 步骤:略
*/
import java.util.Scanner; public class Demo_1{ public static void main(String[] agrs) { Scanner input = new Scanner(System.in); System.out.print("Enter a number 0 and 1000: "); int number = input.nextInt(); int numbera = number % 10; int numberb = number / 10; int numberc= numberb % 10; int numberd= numberc % 10; int sum = numbera + numberc + numberd; System.out.println("The sum of the digits is " + sum ); } }
This moment will nap, you will have a dream; but this moment study, you will interpret a dream.