
import java.util.Scanner;
import java.util.Set;
import java.util.TreeSet;
import java.io.File;
import java.io.IOException;
import java.io.FileWriter;
import java.io.BufferedWriter;

public class Recycle
{
	public static void main(String[] args)
	{
/*		Set<Integer> perms = getPermutations(123456);
		
		for(Integer i: perms)
			System.out.println(i);*/
	
		try
		{
			Scanner s = new Scanner(new File("recycle.in"));
			BufferedWriter w = new BufferedWriter(new FileWriter(new File("recycle.out")));
			int numCases = s.nextInt();
			s.nextLine();
			
			for(int n = 1;n <= numCases; n++)
			{
				int A = s.nextInt();
				int B = s.nextInt();
				int count = 0;
				for(int k = A; k <= B; k++)
				{
					count += getNumPairs(k, B);
				}
				
				w.write("Case #" + n + ": " + count + "\n");
			}
			
			w.flush();
			w.close();
		}
		catch (IOException e)
		{
			e.printStackTrace();
		}
	}
	
	public static int getNumPairs(int n, int B)
	{
		Set<Integer> possibles = getPermutations(n);
		int count = 0;
		for(Integer i : possibles)
			if(i > n && i <= B)
				count++;
		return count;
	}
	
	public static Set<Integer> getPermutations(int n)
	{
		Set<Integer> perms = new TreeSet<Integer>();
		char[] digits = String.valueOf(n).toCharArray();
		
		for(int firstPos = 1; firstPos < digits.length; firstPos++)
		{
			String toBuild = "";
			for(int k = 0; k < digits.length; k++)
				toBuild += digits[(firstPos + k) % digits.length];
			perms.add(Integer.parseInt(toBuild));
		}
		return perms;
	}
	

}
package qualification;

import java.util.Arrays;
import java.util.Scanner;

public class Recycle {
	
	public static void main(String[] args) {
		
		Scanner scan = new Scanner(System.in);
		
		int num = scan.nextInt();
		
		for(int i=1; i<=num; i++)
		{
			int a = scan.nextInt();
			int b = scan.nextInt();
			int count = 0;
			for(int j = a; j<b; j++)
			{
				String one = "" + j;
				count += recycled(one, b);
			}
		
			System.out.println("Case #" + i + ": " + count);
		}
	}
	
	public static int recycled(String number, int max)
	{
		int result = 0;
		int num = Integer.parseInt(number);
		int perm;
		for(int i=0; i<number.length(); i++)
		{
			number = (number + number.charAt(0)).substring(1);
			perm = Integer.parseInt(number);
			if(perm == num)
				break;
			if(perm > num && perm <= max)
				result++;
			
		}
		
		
		return result;
	}
	
	public static boolean isRecycled(String a, String b)
	{
		if(a.length() != b.length())
			return false;
		
		if(!anagram(a,b))
			return false;
		
		for(int i=0; i<a.length(); i++)
		{
			if(a.equals(b))
				return true;
			b = (b + b.charAt(0)).substring(1);
		}
		
		return false;
	}
	
	public static boolean anagram(String a, String b)
	{
		char[] one = a.toCharArray();
		char[] two = b.toCharArray();
		Arrays.sort(one);
		Arrays.sort(two);
		String first = new String(one);
		String second = new String(two);
		return first.equals(second);
		
	}

}
