import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class Recycled {
	public static void main(String[] args) throws Exception{
		String inputFile = "C-small-attempt0.in";
		
		BufferedReader input = new BufferedReader(new InputStreamReader(new FileInputStream(inputFile)));
		BufferedWriter output = new BufferedWriter(new OutputStreamWriter(new FileOutputStream("output")));
		long num_cases = Long.parseLong(input.readLine());
		int current_case = 0;
		
		while (current_case < num_cases){
			current_case++;
			
			String[] fields = input.readLine().split(" ");
			int A = Integer.parseInt(fields[0]);
			int B = Integer.parseInt(fields[1]);
			int total = 0;
			
			for (int n = A; n < B; n++){
				for (int m = n+1; m <= B; m++){
					if (isRecycled(n,m)) total++;
				}
			}
			
			System.out.println("Case #" + current_case + ": " + total);
			output.write("Case #" + current_case + ": " + total + "\n");
		}
		output.close();
	}

	private static boolean isRecycled(int n, int m) {
		String sn = ""+n;
		String sm = ""+m;
		if (sn.length() != sm.length()) return false;
		int totaln = 0, totalm = 0;
		for (int i = 0; i < sn.length(); i++){
			totaln += sn.charAt(i);
			totalm += sm.charAt(i);
		}
		if (totaln != totalm) return false;
		for (int i = 0; i < sn.length()-1; i++){
			sm = sm.charAt(sm.length() - 1) + sm.substring(0, sm.length() - 1);
			if (sm.equals(sn)) return true;
		}
		return false;
	}
}

package year2012.RecycledNumbers;

import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

final class RecycledNumbers {

	/**
	 * @param args
	 * @throws IOException
	 */
	static int solve(int upper, int value)
	{
		if (value < 12) return 0;
		String strNum = value + "";
	
		int length = strNum.length();
					
		Set<Integer> setNewNumber = new HashSet<Integer> ();	               	        
		for (int i = 1; i < length; i++) 
		{
		
				if (strNum.charAt(i) != '0')
				{	
					String first = strNum.substring(0, i);
					String last = strNum.substring(i, length);
					
					int newNum = Integer.parseInt(last + first);
					if (newNum <= upper && newNum > value ) setNewNumber.add(new Integer(newNum)) ;
				}
		
		}
		return setNewNumber.size();
	}
	
	public static void main(String[] args) throws IOException {

		String file = "C-small-attempt0";
		Scanner sc = new Scanner(new FileReader(file + ".in"));
		PrintWriter pw = new PrintWriter(new FileWriter(file + ".out"));
				
		
		int T = sc.nextInt();
		int A = 0;
		int B = 0;
		sc.nextLine();
		for (int i = 0; i < T; i++) {
			A = sc.nextInt();
			B = sc.nextInt();
			int result = 0;
			for (int ii = A; ii <= B; ii++)
			{
				result += solve(B, ii);
			}			
			pw.println("Case #" + (i + 1) + ": " + result);

		}
		pw.flush();
		pw.close();
		sc.close();
	}
}
