/*
 * 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);
        
    }
    }
}

package tp;
import java.io.*;
public class Numbers
{
    String input[];
    int n,m,g;
    int no;
    int ans[];
    int count=0;
    int j,t_c;
    int a,b;   
    DataInputStream dis=new DataInputStream(System.in);
    FileReader fr;
    BufferedReader br;

    Numbers() throws IOException
    {
        fr= new FileReader("D://D//input2.txt");
        br= new BufferedReader(fr);
    }
    void get() throws IOException // this is input ka process
    {
        String ip=br.readLine();// it will take entire line
        t_c= Integer.parseInt(ip);// taste case

        for(int i=1; i<=t_c; i++)
        {
            ip=br.readLine();
            String ip1[]= ip.split(" ");// split
            a= Integer.parseInt(ip1[0]);
            b= Integer.parseInt(ip1[1]);
            
            count=0;
            
            for(int y=a;y<b;y++)
                for(int z=y+1;z<=b;z++)
                {
                        rotate(y,z); 
               }
           System.out.println("Case #"+i+": "+ count);
        }
    }
    void rotate(int x,int y)
    {   
       int tem=x,c=0;
       while(tem!=0)
       {
           tem=tem/10;
           c++;
       }
       int a1=x;
       for(int i=0;i<c-1;i++)
       {
           
           tem=a1%10;
           a1=a1/10;
           a1+=tem*Math.pow(10,c-1);
           if(a1==y)
           {
                count++;
                return;
           }
       }
        
    }
    
    public static void main(String args[])throws IOException
    {
        Numbers n1=new Numbers();
        n1.get();

    }
    
}
    