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 Round1;

/*
 ID: kevinle7
 LANG: JAVA
 TASK: recycled
 */
import java.io.*;
import java.util.*;

class recycled
{	
	public static int[] pow = {1,10,100,1000,10000,100000,1000000,10000000,100000000};
	public static void main(String[] args) throws IOException
	{
		BufferedReader f = new BufferedReader(new FileReader("recycled.in"));
		PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("recycled.out")));
		int t = Integer.parseInt(f.readLine());
		for (int i = 0 ; i < t; i++)
		{
			StringTokenizer st = new StringTokenizer(f.readLine());
			int a = Integer.parseInt(st.nextToken());
			int b = Integer.parseInt(st.nextToken());
			int d = (int) Math.log10(a);
			int count = 0;
			for (int n = a; n < b; n++)
			{
				HashSet<Integer> set = new HashSet<Integer>();
				set.add(n);
				int temp = n;
				temp = temp/10 + (temp%10)*pow[d];
				while (!set.contains(temp))
				{
					set.add(temp);
					if (temp > n && temp <= b)
						count++;
					temp = temp/10 + (temp%10)*pow[d];
				}
			}
			out.println("Case #" + (i+1) + ": "  + count);
		}
		out.close();
		System.exit(0);
	}
	
}