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

import java.io.File;
import java.io.FileInputStream;
import java.util.Scanner;

/**
 *
 * @author imgps
 */
public class C {
    public static void main(String args[]) throws Exception{
        int A,B;
        int ctr = 0;
        int testCases;
        
        Scanner sc = new Scanner(new FileInputStream("C-small-attempt0.in "));
        testCases = sc.nextInt();
        int input[][] = new int[testCases][2];
        for(int i=0;i<testCases;i++)
        {
          //  System.out.print("Enter input A B: ");
            input[i][0] = sc.nextInt();
            input[i][1] = sc.nextInt();
            
        }
  

for(int k=0;k<testCases;k++){
      ctr = 0;
      A = input[k][0];
      B = input[k][1];
        for(int i = A;i<=B;i++){
            int num = i;
            int nMul = 1;
            int mul = 1; 
            int tnum = num/10;
            while(tnum > 0){
                mul = mul *10;
                tnum= tnum/10;
            }
            tnum = num;
            int n = 0;
            while(tnum > 0 && mul >= 10){
                nMul = nMul * 10;
                n = (num % nMul) * mul + (num / nMul);
                mul = mul / 10;
                tnum = tnum / 10;
                for(int m=num;m<=B;m++){
                    
                    if(n == m && m > num){
                        ctr++;
                    }
                }
                
                
                
         
            }
        }
        System.out.println("Case #"+(k+1)+": "+ctr);
        
    }
    }
}

import java.util.*;
import java.io.*;
class Recycled_Numbers
{
  public static void main(String arg [])
  {
    int check =-456;
       String m="";
    int counter =0;
    int calculate =0;
    String sub="";
    int mi =0;
     int ma=0;
    String path;
    String first,second;
    int numberOfLoops=0;
     Scanner read = new Scanner(System.in);
    System.out.println("pls enter your file");
    path = read.nextLine();
    
   
    BufferedWriter bw;
    try
    {
      File  fobj = new File(path);
      Scanner sc = new Scanner(fobj);
      bw =new BufferedWriter( new FileWriter("RecycleOutput.txt"));
      int tests = sc.nextInt()  ,meter = 1;
      while (meter <= tests)
      {  
     
        mi= sc.nextInt();
          ma =sc.nextInt();
     
    while(mi<=ma)
    {
         counter =0;  
        m = mi+"";
     
     
      while(counter <m.length()-1)
      {
        numberOfLoops=m.length()-1;
        second = m.substring(numberOfLoops -counter);
        first = m.substring(0,numberOfLoops-counter);
        sub = second+first;
     
        if ((Integer .parseInt(sub)>mi)&&(Integer .parseInt(sub)<=ma)&&(Integer .parseInt(sub)!=check) )
        {
            
          calculate++;
        check= Integer .parseInt(sub);
        }
        
        counter++;
      }
      
      
      mi++;
    } 
    bw.write("Case #"+meter+": " +calculate );
    bw.newLine();
    calculate =0;
    meter++;
    } 
    bw.close();
      }//end of try
    catch(IOException e)
    {
      System.out.println(e);
    }
   
    }    
}