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 Qual2012;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;


public class Qual2012C {
	
	public static void main(String args[]){

		String filePath = "X:\\GCJ\\2012C-small-attempt0.in";
//		String filePath = "X:\\GCJ\\2012C-large-attempt0.in";
		FileInputStream fis = null;
		BufferedReader readFile = null;
        String line;
        
        try {
        	fis = new FileInputStream(filePath);
            readFile = new BufferedReader(new InputStreamReader(fis, "ISO-8859-1"));
            line = readFile.readLine();
            int T = Integer.parseInt(line);
            for (int i = 1; i <= T; i++) {
            	line = readFile.readLine();
            	System.out.println("Case #" + i + ": " + solve(line) );
            }
        }
        catch(Exception e) {
            e.printStackTrace();
        }finally{
            try {
                fis.close();
                readFile.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
	}
	
	private static int solve (String line) {
		
		String[] temp = line.split(" ");
		int a = Integer.parseInt(temp[0]);
		int b = Integer.parseInt(temp[1]);
		
		int ret = 0;
		
		for (int i = a; i < b; i++) 
			ret += count(i, b);
		
		return ret;
	}
	
	private static int count(int x, int b) {
		
		int ret = 0;
		int digitnum = 0;
		int temp = x;
		boolean[] isCounted = new boolean[b + 1];
		
		while (temp > 0) {
			digitnum ++;
			temp /= 10;
		}
		
		for (int i = 10; i <= x; i *= 10) {
			int target = 0;
			target += x / i;
			target += (x % i) * (Math.pow(10, digitnum) / i);
			if (target > x && target <= b && !isCounted[target] ) {
				ret++;
				isCounted[target] = true;
			}
		}
		return ret;
	}
}
