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();
		}


	}

}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Qualification;


import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
 *
 * @author abdallah gaber
 */
public class RecycledNumbers {
      ///////////////////////////variables////////////////
   

    public static void main(String[] args)
    {   
        int res= 0 ,A,B,counter,number;
        String sA,sB,temp;
        int[] array = new int[7];
        int cntarray=0;
        boolean flag = true;
        PrintWriter pw = null;
        Scanner sc = null;
        try {
                sc = new Scanner(new FileReader("C:\\Users\\abdallah gaber\\Documents\\NetBeansProjects\\CodeJam2012\\src\\Qualification\\Clargeinput.in"));
                pw = new PrintWriter(new FileWriter("C:\\Users\\abdallah gaber\\Documents\\NetBeansProjects\\CodeJam2012\\src\\Qualification\\Clargeoutput.out"));
                int casCnt=Integer.parseInt(sc.nextLine());
                for(int cnt=0;cnt<casCnt;cnt++)
                {
                    A=sc.nextInt();
                    B=sc.nextInt();
                    //System.out.println(A+"  "+B);
                    sB=String.valueOf(B);
                    //System.out.println(sB.substring(1));
                    for(int j=A;j<=B;j++)
                    {
                        sA=String.valueOf(j);
                        counter=sA.length();
                        int count=counter;
                        array[cntarray]=j;
                        cntarray++;
                        temp=sA;
                        while(count>1)
                        {
                            //System.out.println(sA.substring(((counter-count)+1), (counter))+" "+sA.substring((counter-count)));
                            temp =  temp.substring(1,counter) + temp.charAt(0);
                            number = Integer.parseInt(temp);
                            for (int t=0;t<cntarray;t++)
                                if(number==array[t])
                                {
                                    flag=false;
                                    break;
                                }
                            if(flag==true)
                            {
                                array[cntarray]=number;
                                cntarray++;
                            }
                            //System.out.println("aa"+j+" "+number);
                            if(number<=B&&number>=A&&j<number&&flag)
                            {
                               // System.out.println(j+" "+number);
                                res++;
                            }
                            count--;
                            flag=true;
                        }
                        cntarray=0;
                        flag=true;
                    }
                    pw.println("Case #"+(cnt+1)+": "+res);
                    res=0;
                    cntarray=0;
                }
        } catch (IOException ex) {
            Logger.getLogger(Speaking_in_Tongues.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            pw.flush();
            pw.close();
            sc.close();
        }
    }
    
}
