/*
 * 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 com.google.codejam;

import java.io.*;
import java.util.HashSet;
import java.util.StringTokenizer;

/**
 * User: svasilinets
 * Date: 14.04.12
 * Time: 11:58
 */
public class QualC {


    private static int getDigitCount(int k) {
        int r = 0;
        while (k != 0) {
            k /= 10;
            r++;
        }

        return r;
    }

    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new FileReader("c.in"));
        BufferedWriter writer = new BufferedWriter(new FileWriter("c.out"));
        int tests = Integer.parseInt(reader.readLine());
        for (int t = 1; t <= tests; t++) {
            StringTokenizer tokenizer = new StringTokenizer(reader.readLine());
            int a = Integer.parseInt(tokenizer.nextToken());
            int b = Integer.parseInt(tokenizer.nextToken());
            int d = getDigitCount(a);
            int result = 0;
            int tp = 1;
            for (int i = 0; i < d; i++) {
                tp *= 10;
            }
            for (int i = a; i <= b; i++) {
                HashSet<Integer> h = new HashSet<Integer>();
                int p = 1;
                for (int j = 0; j < d - 1; j++) {
                    p *= 10;
                    int rest = i % p;
                    int del = i / p;
                    int pretend = rest * (tp / p) + del;
                    if (pretend > i && pretend <= b && !h.contains(pretend)){
                        result++;
                        h.add(pretend);
                    }
                }
            }
            writer.write("Case #" + t + ": " + result);
            writer.newLine();
        }
        writer.close();
    }
}
