/*
 * 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.io.FileOutputStream;
import java.io.PrintWriter;
import java.util.Scanner;


public class Recycled {

	/**
	 * @param args
	 * @throws FileNotFoundException 
	 */
	public static void main(String[] args) throws FileNotFoundException {
		// TODO Auto-generated method stub
	    Scanner s = new Scanner(new File("C:\\Users\\Owner\\Desktop\\a-small.in"));
	    FileOutputStream fos = new FileOutputStream("C:\\Users\\Owner\\Desktop\\a-small.out");
		PrintWriter pw = new PrintWriter(fos);
		
		int testCases = s.nextInt();
		s.nextLine();
		for(int i = 0; i < testCases; ++i){
			int n = s.nextInt();
			int m = s.nextInt();
				
		    int result = 0;
			pw.print("Case #" + (i + 1) +": ");
		
			String nstr ;
			String mstr ;
			String temp;
			for(int k = m; k > n; --k){
				mstr = k + "";
				for(int p = n; p < m && p < k; p++){
					nstr = "" + p;
			        for(int q = 0; q < mstr.length(); ++q){
			        	temp = mstr.substring(0,mstr.length() - 1);
			        	mstr = mstr.charAt(mstr.length() - 1) + temp;
			        	if(mstr.equals(nstr)){
			        		result++;
			        		break;
			        	}
			        }
				}
			}
	
			
			pw.print(result);
		    if(i != testCases - 1) pw.println();
		   
	    }
	    
		pw.close();
		s.close();

	}

}
