import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

class RecycledNumbers{
	
	
	
	int getcount(int small,int large){
		int count = 0;
		for(int currnum = small; currnum < large; currnum++){
			int permut = currnum;
			int no_of_digits = 0;
			while(permut > 0){
				permut = permut/10;
				no_of_digits++;
			}
			int lastDigit = currnum % 10;
			permut = currnum / 10;
			permut = permut + lastDigit * (int)Math.pow(10, no_of_digits-1);
			while(permut != currnum){
				
				if(permut >= currnum && permut <= large){
					
					count++;
				}
				lastDigit = permut % 10;
				permut = permut / 10;
				permut = permut + lastDigit * (int)Math.pow(10, no_of_digits-1);
				
			}
			
		}
		
		return count;
	}
	
	public static void main(String args[]){
		RecycledNumbers d = new RecycledNumbers();
		
		int no_of_cases = 0;
		String input = "";
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		try{
			no_of_cases = Integer.parseInt(br.readLine());
		}
		catch(Exception e){
			System.out.println("First line is not a number");
		}
		
		for(int i=1; i <= no_of_cases;i++){
			try{
				input = br.readLine();
			}
			catch(Exception e){
				System.out.println("Number of test cases different from the number mentioned in first line");
			}
			
			System.out.print("Case #" +i+": ");
			
			StringTokenizer t =  new StringTokenizer(input);
			int small=0,large=0;
			if(t.hasMoreTokens()){
				small = Integer.parseInt(t.nextToken());
			}
			if(t.hasMoreTokens()){
				large = Integer.parseInt(t.nextToken());
			}
			System.out.println(d.getcount(small,large));
			
		}
		
		
		

	}
	
	
}
package Qualification_Round_2012;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.StringTokenizer;

public class C {

    public static void main(String[] args) throws FileNotFoundException, IOException {
        BufferedReader in = new BufferedReader(new FileReader("C-small-attempt0.in"));
        PrintWriter out = new PrintWriter("c.out");
        StringTokenizer k;
        int t,a,b,x,y,count;
        HashSet<Integer> h;
        String s;
        int ar [] = new int[7];
        ar[0]=1;
        ar[1]=10;
        ar[2]=100;
        ar[3]=1000;
        ar[4]=10000;
        ar[5]=100000;
        ar[6]=1000000;
        t=Integer.parseInt(in.readLine().trim());
        for (int i = 1; i <= t; i++) {
            count=0;
            k=new StringTokenizer(in.readLine());
            a=Integer.parseInt(k.nextToken());
            b=Integer.parseInt(k.nextToken());
            for (int j = a; j <= b; j++) {
                h=new HashSet<Integer>(6);
                x=j;
                s=j+"";
                for (int l = 0; l < s.length()-1; l++) {
                    y=x%10;
                    y*=ar[s.length()-1];
                    y+=x/10;
                    if(y>j && y<=b && y!=x){
                        if(h.add(y))
                            count++;
                    }
                    x=y;
                }
            }
            out.append("Case #"+i+": "+count+"\n");
        }
        out.close();
    }
}
