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 duyonggang;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.List;

public class RecycledNumbers {

	public static int pass(int n, int a, int b)
	{
		if(n < 10)
			return 0;
		
		int counter = 0;
		String s = Integer.toString(n);
		int m;
		List<Integer> passedValues = new ArrayList<Integer>();
		for(int i = s.length() - 1; i > 0; i--)
		{
			if(s.charAt(i) == '0')
				continue;
			m = Integer.parseInt(s.substring(i, s.length()) + s.substring(0, i));
			if(m > n && m <= b && !passedValues.contains(m))
			{
				counter++;
				passedValues.add(m);
			}
		}
		return counter;
	}
	
	public static int analyze(String line)
	{
		int counter = 0;
		String[] strs = line.split(" ");
		int a = Integer.parseInt(strs[0]);
		int b = Integer.parseInt(strs[1]);
		for(int i = a; i <= b; i++)
		{
			counter += RecycledNumbers.pass(i, a, b);
		}
		return counter;
	}
	
	public static void main(String[] args) throws Exception
	{
		File input = new File("c.txt");
		FileReader fr = new FileReader(input);
		BufferedReader br = new BufferedReader(fr);
		String line = null;
		line = br.readLine();
		int count = Integer.parseInt(line);
		for(int i = 0; i < count; i++)
		{
			line = br.readLine();
			System.out.println("Case #" + (i + 1) + ": " + RecycledNumbers.analyze(line));
		}
	}
}
