人民币转换大写

/*
    1、将金额数字转换为中文大写金额数字
    2、元之后写整字 
        角 分之后不写整字
    3、中间有0时，中文大写写零
        有连续的几个0时，大写金额中间只写一个零字
        
      思路分析：
          首先将得到一个浮点数
              计算其位数，并取出每一位上的数字
*/

import java.util.Scanner;
public class Main{
     
    static String[] map = {"壹","贰","叁","肆","伍","陆","柒","捌","玖"};
     
    public static void main(String[] args){
         Scanner scan = new Scanner(System.in);
         while(scan.hasNext()){
             String number = scan.next();
             resolve(number);
         }
         scan.close();
    }
     
    public static void resolve(String str){
 
        String[] strArr = str.split("\\.");
        int number = Integer.valueOf(str.split("\\.")[0]);
        
        StringBuffer res = new StringBuffer("人民币");
        int yi = (int)(number/100000000);
        if(yi!=0){
            res.append(resolveQian(yi)).append("亿");
            number = number-yi*100000000;
        }
         
        int wan = (int)(number/10000);
        if(wan!=0){
            res.append(resolveQian(wan)).append("万");
            number = number-wan*10000;
        }
         
         //处理千百十个位
        String beforePointString = resolveQian(number);
        if(beforePointString.length()>1){
             res.append(beforePointString).append("元");
        }
         
        //若有小数点，处理小数点后面位数
        if(strArr.length>1){
             String afterPointStr = strArr[1];
             //System.out.println(afterPointStr);
             res.append(handleNumberAfterPoint(afterPointStr));
        }
         
        //在resolveQian() 方法里可能会返回  零xxx
        //但在最高为不能有"零"
        String resString = res.toString();
       
        if(resString.length()>4 && resString.charAt(3)=='零' && resString.charAt(4)!='元'){
           //System.out.println(resString.substring(0,3));
            resString = resString.substring(0,3)+resString.substring(4);
        }
 
        System.out.println(resString);
         
    }
     
    //处理4位数 千百十个位
    public static String resolveQian(double temp){
    
        StringBuffer resBuffer = new StringBuffer();
         
        //千位
        int qian = (int)(temp/1000);
        if(qian!=0){
            resBuffer.append(map[qian-1]).append("仟");
            temp = temp-qian*1000;
        }
         
        //百位
        int bai = (int)(temp/100);
        if(bai!=0){
            resBuffer.append(map[bai-1]).append("佰");
            temp = temp-bai*100;
        }
        //注意:零 只会添加在 百位和十位
        if(qian!=0 && bai==0){
            resBuffer.append("零");
        }
         
        //十位
        int shi = (int)(temp/10);
        if(shi!=0){
            if(shi!=1){
                resBuffer.append(map[shi-1]);
            }
            resBuffer.append("拾");
            temp = temp-shi*10;
        }
         
        //注意：0
        if(bai!=0&&shi==0){
            resBuffer.append("零");
        }
         
        //个位
        int ge = (int)(temp%10);
         
         
        if(ge!=0){
            //5,0001 这种情况，千百十位均为0
            if(qian==0&&bai==0&&shi==0){
                resBuffer.append("零");
            }
            resBuffer.append(map[ge-1]);
        }
        String res = resBuffer.toString();
        return res;
    }
     
    //处理小数点后面的数
    public static String handleNumberAfterPoint(String str){
        String res = "";
        if(str.equals("00") ||str.equals("0")){
            res = "整";
        }else{
            if(str.charAt(0)!='0'){
                res += map[Integer.valueOf(str.charAt(0)+"")-1]+"角";
            }
            if(str.length()>1 && str.charAt(1)!='0'){
                res += map[Integer.valueOf(str.charAt(1)+"")-1]+"分";
            }
        }
        return res;
    }
}