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 fun.codeslam.recycling;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashMap;
import java.util.Map;

public class Main
{
	/**
	 * @param args
	 * @throws IOException
	 */
	public static void main(String[] args) throws IOException
	{
		BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

		Integer testCaseCount = Integer.parseInt(reader.readLine());

		for (Integer testCaseNumber = 1; testCaseNumber <= testCaseCount; testCaseNumber++)
		{
			String[] elements = reader.readLine().split(" ");
			System.out.append("Case #" + testCaseNumber + ": ");
			System.out.append(numberOfReyclingsInRange(Integer.parseInt(elements[0]), Integer.parseInt(elements[1]))
					.toString());
			System.out.append('\n');
		}
	}

	private static Integer numberOfReyclingsInRange(Integer min, Integer max)
	{
		Integer numberOfReyclings = 0;
		for (Integer number = min; number <= max; number++)
		{
			numberOfReyclings += numberOfReyclings(number, max);
		}
		return numberOfReyclings;
	}

	private static Integer numberOfReyclings(Integer number, Integer max)
	{
		Map<Integer, Boolean> isset = new HashMap<Integer, Boolean>();

		Integer numberOfReyclings = 0;
		Integer length = number.toString().length();

		for (Integer beginIndex = 1; beginIndex < length; beginIndex++)
		{
			String endPart = number.toString().substring(beginIndex);
			String frontPart = number.toString().substring(0, beginIndex);
			Integer newNumber = Integer.parseInt(endPart + frontPart);

			if (newNumber.toString().length() == number.toString().length() && number < newNumber && newNumber <= max
					&& isset.get(newNumber) == null)
			{
				isset.put(newNumber, true);
				numberOfReyclings++;
			}
		}

		return numberOfReyclings;
	}
}
