import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;


public class GoogleC {
	public String szamol(String input){
		String result="";
		String a=input;
		Integer min=Integer.parseInt(a.substring(0,a.indexOf(' ')));
		a=a.substring(a.indexOf(' ')+1);
		Integer max=Integer.parseInt(a);
		Long count=0l;
		for(Integer i=min; i<=max; i++){
			String e1=i.toString();
			Set<Integer> db=new HashSet<Integer>(); 
			for (int j=1; j<e1.length();j++){
				
				String e2=e1.substring(j)+e1.substring(0,j);
				Integer k=Integer.parseInt(e2);
				if (k>i && k<=max){
					db.add(k);
					//System.out.println(e1+"\t"+e2);
				}
				
			}
			count+=db.size();
		}
		
		return count.toString();
	}
	public static void main(String[] args) {
		GoogleC a=new GoogleC();
		//String filename="input.txt";
		//String filename="C-small-attempt0.in";
		String filename="C-large.in";
		String thisLine;
		try {
			BufferedReader br = new BufferedReader(new FileReader(filename));
			BufferedWriter bw= new BufferedWriter(new FileWriter(filename+".out"));
			thisLine=br.readLine();
			Integer tnum=Integer.parseInt(thisLine);
		     for(int i=0;i<tnum;i++) { // while loop begins here
		    	 	thisLine=br.readLine();
		           System.out.println(thisLine);
		           System.out.println("Case #"+(i+1)+": "+a.szamol(thisLine)+"\n");
		           bw.write("Case #"+(i+1)+": "+a.szamol(thisLine)+"\n");
		         } // end while 
		        // end try
		     br.close();
		     bw.close();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}


	}

}

package common;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.LinkedList;
import java.util.Queue;

public class FileTranslatorBasis {

	private int numOfCase;
	private File file;
	Queue<String> dataList = new LinkedList<String>();

	
	
	public static FileTranslatorBasis getInstance(String fname){
		if(fname ==null){
			throw new IllegalArgumentException();
		}
		return new FileTranslatorBasis(new File(fname));
	}
	
	private FileTranslatorBasis(File file) {
		this.file = file;
		read();
	}
	
	private void read(){
		try{
			FileReader fr = new FileReader(this.file);
			BufferedReader br = new BufferedReader(fr);
		
			String line;
			while((line = br.readLine())!=null){
				dataList.add(line);
			}
		}catch(IOException e){
			e.printStackTrace();
		}
		numOfCase = Integer.parseInt(dataList.poll());
	}

	public int getNumOfCase(){
		return numOfCase;
	}
	
	public int getIntData(){
		return Integer.parseInt(dataList.poll());
	}
	
	public int[] getIntDataArray(){
		String[] tmp = getStrDataArray();
		int[] data = new int[tmp.length];
		int i = 0;
		for(String t: tmp){
			data[i++] = Integer.parseInt(t);
		}
		return data;
	}
	
	
	public long getLongData(){
		return Long.parseLong(dataList.poll());
	}
	
	public long[] getLongDataArray(){
		String[] tmp = getStrDataArray();
		long[] data = new long[tmp.length];
		int i = 0;
		for(String t: tmp){
			data[i++] = Long.parseLong(t);
		}
		return data;
	}
	public String getStrData(){
		return dataList.poll();
	}
	
	public String[] getStrDataArray(){
		return dataList.poll().split(" ");
	}

	
	
}
