/*
 * 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 mgg.utils;

import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;

/**
 * @author manolo
 * @date 13/04/12
 */
public class StringUtils {

	public static List<Integer> stringWithIntegersToList(String str, int numItems, String delim){

		ArrayList<Integer> list = new ArrayList<Integer>();
		StringTokenizer tokenizer = new StringTokenizer(str, delim);
		if (tokenizer.countTokens() != numItems){
			throw new RuntimeException("EXCEPTION: The string \"" + str 
					+ "\" has more tokens (" + tokenizer.countTokens()
					+ ") than you said (" + numItems + ")");
		}
		for	(int i = 0; i < numItems; i++) {
			list.add(Integer.parseInt(tokenizer.nextToken()));
		}

		return list;
	}
	
	public static List<Integer> stringWithIntegersToList(String str, String delim){

		ArrayList<Integer> list = new ArrayList<Integer>();
		StringTokenizer tokenizer = new StringTokenizer(str, delim);
		int numOfTokens = tokenizer.countTokens();
		for	(int i = 0; i < numOfTokens; i++) {
			list.add(Integer.parseInt(tokenizer.nextToken()));
		}

		return list;
	}

	public static List<String> stringWithStringsToList(String str, int numItems, String delim){

		ArrayList<String> list = new ArrayList<String>();
		StringTokenizer tokenizer = new StringTokenizer(str, delim);
		if (tokenizer.countTokens() != numItems){
			throw new RuntimeException("EXCEPTION: The string \"" + str 
					+ "\" has more tokens (" + tokenizer.countTokens()
					+ ") than you said (" + numItems + ")");
		}
		for	(int i = 0; i < numItems; i++) {
			list.add(tokenizer.nextToken());
		}

		return list;
	}
	
	public static List<String> stringWithStringsToList(String str, String delim){

		//System.out.println("String: " + str);
		
		ArrayList<String> list = new ArrayList<String>();
		StringTokenizer tokenizer = new StringTokenizer(str, delim);
		
		//System.out.println("tokenizer.countTokens() = " + tokenizer.countTokens());
		
		int numOfTokens = tokenizer.countTokens();
		for	(int i = 0; i < numOfTokens; i++) {
			list.add(tokenizer.nextToken());
		}

		return list;
	}

	public static List<Character> allCharactersToList(String str) {
		
		System.out.println("String: " + str);
		
		ArrayList<Character> list = new ArrayList<Character>();
		
		for	(int i = 0; i < str.length(); i++) {
			list.add(str.charAt(i));
		}

		System.out.println("List of characters: " + list);
		
		return list;
	}
}
