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 CodeJam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;

public class RecycledNumbers {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		try {
			BufferedReader reader = new BufferedReader(new FileReader("D:\\workspace\\GoogleCodeJam\\data\\C-small-attempt0.in"));
			String line;
			BufferedWriter writer = new BufferedWriter(new FileWriter("D:\\workspace\\GoogleCodeJam\\data\\C-small-attempt0.out"));
			
			line=reader.readLine();
			int c = Integer.parseInt(line);
			int i = 1;
			while ((line=reader.readLine()) != null) 
			{
				String[] ints = line.split(" ");
				int a,b;
				a = Integer.parseInt(ints[0]);
				b = Integer.parseInt(ints[1]);
				int cnt = countNumber(a,b);
				writer.write(String.format("Case #%s: %s", i, cnt));
				System.out.println(String.format("Case #%s: %s", i, cnt));
				if (i<c)
					writer.newLine();
				i++;
			} 
			writer.close();
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	public static int countNumber(int a, int b)
	{
		int cnt = 0;
		for (int i=a;i<b;i++)
		{
			String is = String.valueOf(i);
			String ii = is + is;
			for (int j=i+1;j<=b;j++)
			{
				String js = String.valueOf(j);
				if (ii.contains(js))
					cnt++;
			}
		}
		
		return cnt;
	}
}
