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 gcj2012.qr;

import java.io.*;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;

/**
 *
 * @author Scott DellaTorre
 */
public class C {

    public static void main(String[] args) throws IOException {

        BufferedReader in = new BufferedReader(new FileReader("src/gcj2012/qr/in"));
        PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("src/gcj2012/qr/C.out")));

        int T = Integer.parseInt(in.readLine());
        for (int i = 0; i < T; i++) {
            StringTokenizer st = new StringTokenizer(in.readLine());
            int A = Integer.parseInt(st.nextToken());
            int B = Integer.parseInt(st.nextToken());

            int pairs = 0;

            for (int j = A; j <= B; j++) {
                pairs += countRecycled(j, B);
            }

            out.println("Case #" + (i + 1) + ": " + pairs);
            System.out.println("Case #" + (i + 1) + " complete.");
        }

        out.close();
    }

    private static int countRecycled(int number, int max) {
        List<Integer> list = new ArrayList<>();
        int log10 = (int) Math.log10(number);
        for (int i = 1; i <= log10; i++) {
            int recycled = recycle(number, i, max);
            if (recycled != -1 && !list.contains(recycled)) {
                list.add(recycled);
            }
        }
        return list.size();
    }

    private static int recycle(int number, int count, int max) {
        int oldNumber = number;

        int divisor = (int) Math.pow(10, count);
        int end = number % divisor;
        number /= divisor;
        int multiplicand = (int) Math.pow(10, (int) Math.log10(number) + 1);
        number += end * multiplicand;

        if (number <= oldNumber || number > max) {
            return -1;
        }
        return number;
    }
}
