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.atual;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Scanner;
import java.util.Set;

public class RecycledNumbers {

	/**
	 * @param args
	 * @throws IOException
	 */
	public static void main(String[] args) throws IOException {
		File f = new File("C-small-practice.in");
		FileInputStream fis = new FileInputStream(f);
		Scanner scanner = new Scanner(fis);

		File fOut = new File("C-small-practice.out");
		Writer out = new BufferedWriter(new FileWriter(fOut));

		try {
			int t = Integer.parseInt(scanner.nextLine());

			for (int i = 1; i <= t; i++) {
				out.write("Case #" + i + ": "
						+ getNumberOfRecycledNumbers(scanner.nextLine()) + "\n");
			}

		} finally {
			scanner.close();
			out.close();
		}

	}

	private static int getNumberOfRecycledNumbers(String line) {
		int number = 0;
		Map<Integer, List<Integer>> map = new HashMap<Integer, List<Integer>>();

		String v[] = line.split(" ");
		int a = Integer.parseInt(v[0]);
		int b = Integer.parseInt(v[1]);

		int c = a;

		while (c <= b) {
			String cStr = "" + c;
			for (int i = 0; i < cStr.length(); i++) {
				String newNumber = cStr.substring(i + 1);
				newNumber = newNumber + cStr.substring(0, i + 1);

				int newIntNumber = Integer.parseInt(newNumber);
				if (newIntNumber != c && newIntNumber >= a && newIntNumber <= b) {
					List<Integer> listNewInt = map.get(newIntNumber);
					boolean skip = false;
					if (listNewInt != null) {
						for (Integer integer : listNewInt) {
							if (integer == c) {
								skip = true;
							}
						}
					}
					
					if (skip) {
						continue;
					}
					
					if (map.get(c) == null) {
						List<Integer> list = new ArrayList<Integer>();
						list.add(newIntNumber);
						map.put(c, list);
					} else {
						map.get(c).add(newIntNumber);
					}
				}
			}

			c++;
		}

		Set<Integer> set = map.keySet();
		for (Integer integer : set) {
			number += map.get(integer).size();
		}
		
		
		return number;
	}
}