Java语言程序设计基础篇_第十版_梁勇_商业：检测ISBN-10
字符零的十进制是48。package nameyu;import java.util.Scanner;public class Test { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub Scanner input=new Scanner(System.in); System.out.print("Enter a string of nine consecutive digits:"); String numbers=input.nextLine(); int d1=numbers.charAt(0)-48; int d2=numbers.charAt(1)-48; int d3=numbers.charAt(2)-48; int d4=numbers.charAt(3)-48; int d5=numbers.charAt(4)-48; int d6=numbers.charAt(5)-48; int d7=numbers.charAt(6)-48; int d8=numbers.charAt(7)-48; int d9=numbers.charAt(8)-48; int d10=(d1+d2*2+d3*3+d4*4+d5*5+d6*6+d7*7+d8*8+d9*9)%11; if (d10==10){ System.out.println(d1 + "" + d2 + "" + d3 + "" + d4 + "" + d5 + "" + d6 + "" + d7 + "" + d8 + "" + d9 + "" + "X");} else System.out.println(d1 + "" + d2 + "" + d3 + "" + d4 + "" + d5 +"" + d6 + "" + d7 + "" + d8 + "" + d9 + "" + d10); } }
页:
[1]