数字翻译器,Java

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数字翻译器：

输入一个正整数N，输出它的英文表达。

例如，输入1，输出one；

输入12，输出twelve；

输入135，输出one hundred thirty five。

请编程实现。

与 Tom教授染色体位置念法类似 http://blog.csdn.net/foolsong/article/details/16897005

import java.util.Scanner;/** * 　　　数字翻译器。输入一个正整数N，输出它的英文表达。 * 例如，输入1，输出one；输入12，输出twelve； * 输入135，输出one hundred thirty five。 * 请编程实现。 * */public class TranslationOfFigures {public static void main(String[] args) {Scanner input=new Scanner(System.in);String s=input.nextLine();      //输入的数字input.close();int length=s.length();         //数字的长度int jB=0;                      //三个为一组，组的数量String[] jiBie={"","thousand","million","billion"};String read="";if(length%3==0){jB=length/3;}else{jB=length/3+1;}String[] num=new String[jB];   //每三个 分成一组for (int i = 0; i < num.length; i++) {num[num.length-1-i]=s.substring(s.length()-3*(i+1)<0?0:s.length()-3*(i+1), s.length()-3*i);read=getStringSan(num[num.length-1-i])+"  "+jiBie[i]+"  "+read;}System.out.println(read);}public static String getStringSan(String s){String[] num1={"one","two","three","four","five","six","seven","eight", "nine","ten" };String[] num2={"eleven","twelve","thirteen","fourteen","fifteen","sixteen","seventeen","eighteen","nineteen"};String[] num3={"twenty","thirty","forty","fifty","sixty","seventy","eighty","ninety"};if(s.length()==1){return num1[Integer.valueOf(s)-1];}if(s.length()==2){int i=Integer.valueOf(s.substring(0, 1));int j=Integer.valueOf(s.substring(1, 2));if(i==1){return num2[j-1];}else{return num3[j-2]+"  "+num1[i-1];}}if(s.length()==3){int i=Integer.valueOf(s.substring(0, 1));int j=Integer.valueOf(s.substring(1, 2));int k=Integer.valueOf(s.substring(2, 3));if(i==0){if(j==1){return num2[j-1];}else{return num3[j-2]+"  "+num1[k-1];}}else{if(j==1){return num1[i-1]+"  "+"hundred"+"  "+num2[k-1];}else{return num1[i-1]+"  "+"hundred"+"  "+num3[j-2]+"  "+num1[k-1];}}}return "";}}

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