/*
 * 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.io.File;
import java.io.FileNotFoundException;
import java.util.LinkedList;
import java.util.Scanner;


public class RecycledNumbers {

	public static int getlength(int number)
	{
		int size = 1;
		number = number/10;
		while (number!=0)
		{
			size++;
			number = number/10;
		}
		
		return size;
	}
	
	public static void main(String[] args) throws FileNotFoundException {
		
		Scanner s = new Scanner (new File("C-small-attempt0.in")); 
//				(System.in);
		int i = s.nextInt();
		int a,b,sa,c,cnt,r;
		LinkedList<Integer> ll;
		for(int j = 0 ;  j < i ; j++)
		{
			a = s.nextInt();
			b = s.nextInt();
			sa = getlength(a);
			cnt = 0;
			for( int k = a ; k <= b; k++)
			{
				r = k;
				ll = new LinkedList<Integer>();
				if(getlength(r)>1)
				for (int l = 0 ; l < sa-1 ; l++)
				{
					c = r/(int)Math.pow(10, sa-1);
					r = (r-c*(int)Math.pow(10, sa-1))*10+c;
					if(r<=b&&r>k&&!ll.contains(r))
					{
					ll.add(r);	
					cnt++;
					}
				}
			}
			System.out.println("Case #"+(j+1)+": "+(cnt));
		}
		
		
	}
	
}
