import java.io.*;

class code1
{
	public static void main(String args[]) throws Exception 
	{
		File ii = new File ("C-small-attempt1.in");
		FileInputStream fis = new FileInputStream(ii);
		BufferedReader  br = new BufferedReader(new InputStreamReader (fis));
		int cases = Integer.parseInt(br.readLine());
		FileOutputStream fout = new FileOutputStream ("output.txt");
		DataOutputStream dout = new DataOutputStream (fout);
		int total=0;
		for(int i=0;i<cases;i++){
		String temp = br.readLine();
		String parts [] = temp.split(" ");
		int lower = Integer.parseInt(parts[0]);
		int upper = Integer.parseInt(parts[1]);
		System.out.println(lower+" "+upper);
		
		for(int j=lower;j<=upper;j++)
		{
			int abc = j;int length=0;
			if(j<10)continue;
			while (abc!=0){abc/=10;length++;}
			abc=j;
			for(int m=0;m<length-1;m++){
				int shift = abc%10;
				abc=abc/10;
				System.out.println("hi "+j);
				abc=abc+shift*power(10,length-1);
				if(abc<=upper&&shift!=0&&abc>j)total++;
				System.out.println(total);
			}
		}
 		dout.writeBytes("Case #"+(i+1)+ ": "+total+"\n");
 		total=0;
		}//for close
		
	}

	private static int power(int i, int j) {
		int no=1;
		for(int a=0;a<j;a++){no=10*no;}
		return no;
	}
}
package org.weiwei.recyclenumber;

import java.util.Date;
import java.util.HashSet;
import java.util.Set;

/**
 * Created with IntelliJ IDEA.
 * User: ding
 * Date: 12-4-14
 * Time: ä¸å1:03
 * To change this template use File | Settings | File Templates.
 */
public class RecyleBin {
    int lower;
    int higher;
    Set<Integer> retSet = new HashSet<Integer>();
    int length;

    public RecyleBin(int lower, int higher) {
        this.lower = lower;
        this.higher = higher;
        this.length = String.valueOf(lower).length();
    }

    public int exhaust(int i){
        int ret = 0;
        retSet.clear();
        if(length ==1 )
            return 0;
        else{
            for(int j = 1; j < length+1; j++){
                int temp = i/(int)Math.pow(10,j)+i%(int)Math.pow(10,j)*(int)Math.pow(10,length - j);
                if(temp >= (10^length)  && temp < i && temp >= lower && !retSet.contains(temp)){
                    ret++;
                    retSet.add(temp);
                }
            }
        }
        return ret;
    }

    public int exhaust(){
        int ret = 0;
        for(int i = higher; i >= lower; i--){
            ret+=exhaust(i);
        }
        return ret;
    }

    public static void main(String[] args) {
        System.out.println(new Date(System.currentTimeMillis()));
        RecyleBin bin = new RecyleBin(1111, 2222);
        System.out.println(bin.exhaust());
    }
}
