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 code_jam_quali;

import java.util.HashSet;
import java.util.Scanner;

/**
 *
 * @author sansarun
 */
public class Recycled {

    public static void main(String[] args) {        
        Scanner sc = new Scanner(System.in);
        int caseNumber = sc.nextInt();

        for(int currentCase=1; currentCase<=caseNumber; currentCase++) {
            HashSet<NumberPair> recycledPairSet = new HashSet<NumberPair>();
            int a = sc.nextInt();
            int b = sc.nextInt();
            int digit = (""+a).length();

            for(int n=a; n<b; n++) {
                StringBuilder nString = new StringBuilder(""+n);

                for(int j=0; j<digit; j++) {
                    rotate(nString);
                    int m = Integer.valueOf(nString.toString());
                    
                    if(m > n && m <= b) {
                        recycledPairSet.add(new NumberPair(n, m));
                    }
                }
            }           

            System.out.println(String.format("Case #%d: %d", currentCase, recycledPairSet.size()));
        }    

    }

    private static StringBuilder rotate(StringBuilder s) {
        if(s.length() == 0)
            return s;

        s.insert(0, s.charAt(s.length() - 1));
        s.deleteCharAt(s.length() - 1);
        return s;
    }
}

class NumberPair {

    private int a;
    private int b;

    public NumberPair(int a, int b) {
        this.a = a;
        this.b = b;
    }

    @Override
    public boolean equals(Object obj) {
        if (!(obj instanceof NumberPair)) {
            return false;
        }

        NumberPair n = (NumberPair) obj;
        if (n.a == a && n.b == b) {
            return true;
        } else if (n.a == b && n.b == a) {
            return true;
        } else {
            return false;
        }
    }

    @Override
    public int hashCode() {
        return a+b;
    }
}
