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 ch.socaciu.andrei.codejam;

import java.io.*;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

/**
 * @author Andrei Socaciu
 */
public class Recycled {

    public static void main(String[] args) throws Exception {
        String in = "data/Recycled-large.in.txt";
        String out = "data/Recycled-large.out.txt";
        String line = null;
        BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(in)));
        List<String> lines = new ArrayList<String>();
        while ((line = reader.readLine()) != null) {
            lines.add(line);
        }
        reader.close();
        int tests = Integer.parseInt(lines.get(0));
        List<String> res = new ArrayList<String>();
        int k = 1;
        for (int i = 1; i <= tests; i++) {
            line = lines.get(k++);
            String[] parts = line.split(" ");
            int a = Integer.parseInt(parts[0]);
            int b = Integer.parseInt(parts[1]);
            int result = solve(a,b);
            res.add("Case #" + i + ": " + result);
        }
        BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(out)));
        for (String re : res) {
            writer.write(re);
            writer.write("\n");
        }
        writer.close();
    }

    private static int solve(int a, int b) {
        int count = 0;
        Set<String> unique = new HashSet<String>();
        for (int i = a; i < b; i++) {
            StringBuilder sb = new StringBuilder(Integer.toString(i));
            for (int j = 0; j < sb.length() - 1; j++) {
                char last = sb.charAt(sb.length() - 1);
                sb.deleteCharAt(sb.length() - 1);
                sb.insert(0, last);
                if (sb.charAt(0) != '0') {
                    int permutation = Integer.parseInt(sb.toString());
                    if (permutation >= a && permutation <= b && permutation > i) {
                        String stringForm = i + ", " + sb;
                        if (unique.add(stringForm)) {
                            count++;
                        }
                    }
                }
            }
        }
        return count;
    }

}
