import java.util.Scanner;
import java.io.*;
import java.lang.Math;


public class C{
	public static int recycle(String str){
		String[] numbers = str.split(" ");
		int min = Integer.parseInt(numbers[0]);
		int max = Integer.parseInt(numbers[1]);
		int ret = 0;

		for(int i = min; i < max; i++){
			String num = i + "";
			int len = num.length();
			int k = i;
			for(int j = 1; j < len; j++){
				k = (k/10) + (int)java.lang.Math.pow(10.0,(double)(len-1))*(k%10);
				if (k > i && k <= max)
					ret++;
				else if(k == i)
					break;
			}
		}

		return ret;
	}

	public static void main(String[] args){
		Scanner sc = null;
		String next;
		int out;
		try{
			sc = new Scanner(new File("C-large.in"));
			int cases = Integer.parseInt(sc.nextLine());
			int current = 0;
			

			FileWriter fs = new FileWriter("output.txt");
			BufferedWriter buff = new BufferedWriter(fs);
			while(current < cases){
				next = sc.nextLine();
				current++;
				out = recycle(next);
				buff.write("Case #" + current + ": " + out + "\n");
			}
			buff.close();
		}
		catch(Exception ex){}
	}
}
package code_jam_2012_qualification_round;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.StringTokenizer;

public class C {
	
	public static void main(String[] args) throws IOException 
	{
		long startTime = System.currentTimeMillis();
		BufferedReader f = new BufferedReader(new FileReader("C-large.in"));
		PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("C-large.out")));
		StringTokenizer st = new StringTokenizer(f.readLine());
		
		int T = Integer.parseInt(st.nextToken());
		for(int t = 1; t <= T; t++)
		{
			st = new StringTokenizer(f.readLine());
			int A = Integer.parseInt(st.nextToken()), B = Integer.parseInt(st.nextToken());
			boolean[] used = new boolean[B+1];
			int sum = 0;
			for(int i = A; i <= B; i++)
			{
				if (used[i]) continue;
				String s = "" + i;
				int c = 1;
				used[i] = true;
				for(int j = 1; j < s.length(); j++)
				{
					int a = Integer.parseInt(s.substring(j) + s.substring(0, j));
					if (a <= B && a >= A && !used[a])
					{
						c++;
						//out.println(i + " and " + a);
						used[a] = true;
					}
				}
				sum += c*(c-1)/2;
			}
			out.println("Case #" + t + ": " + sum);
			System.out.println("Case #" + t + ": " + sum);
		}
		out.close();
	}
}
