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 recyclednumbers;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
//package recyclednumbers;

/**
 *
 * @author sony
 */
public class RecycledNumbers {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws FileNotFoundException, IOException, InterruptedException {
        
  BufferedReader br=new BufferedReader(new FileReader(args[0]));
  
  int Testcases=Integer.parseInt(br.readLine());
  
  for(int i=0;i<Testcases;i++)
  {
  String[] numbers=br.readLine().split(" ");
  //System.out.print(numbers[0]+":"+numbers[1]+"\n");
  int first=Integer.parseInt(numbers[0]);
  int second=Integer.parseInt(numbers[1]);
  int TotalCount=0;
 if(second<10)
 {
 System.out.print("Case #"+(i+1)+": 0\n");
 continue;
 
 }
  for(Integer n=first;n<second;n++)
  {
  String nString=n.toString();
 // System.out.print("--"+nString+"\n");
  for(int j=1;j<nString.length();j++)
  {
      String dumm=nString.substring(j);
      dumm+=nString.substring(0,j);
     // System.out.print(dumm+"\n");
  String mString=dumm;

  //System.out.print(mString+"--");
  //Thread.sleep(1000);
  int mvalue=Integer.parseInt(mString);
  if(mvalue>n&&mvalue<=second)
      TotalCount++;
  }
  
  }
          
  System.out.print("Case #"+(i+1)+":"+" "+TotalCount+"\n");
  
  
  }
  
  
    }
}
