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 zid;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashSet;
import java.util.StringTokenizer;

public class Cycle {

	
	HashSet<String> set = new HashSet<String>();
	
	public static void main(String[] args) {
		Cycle c = new Cycle();
		c.start(args[0]);
	}


	
private void start(String filename) {
		
		try {
			
			BufferedReader br = new BufferedReader(new FileReader(filename));

			int N = Integer.parseInt(br.readLine());
			int n = 1;
			while (n <= N) {
			
				StringTokenizer st = new StringTokenizer(br.readLine());
				int A = Integer.parseInt(st.nextToken());
				int B = Integer.parseInt(st.nextToken());
				int COUNT = 0;
				set.clear();
				for (int i = A; i <= B; i++) {
					String iNum = "" + i;
					int iDigitCount = iNum.length();
					for (int j = 0; j < iDigitCount; j++) {
						iNum = getRecycled(iNum);
						int recycled = Integer.parseInt(iNum);
						int recycledDigitCount = iNum.length();
						
						if ( (i < recycled) &&
								(A <= i && recycled <= B) &&
								(recycledDigitCount == iDigitCount)
								)
							{
							String entry = String.format("%d|%d", i, recycled);
							if (!set.contains(entry)) {
								set.add(entry);
								COUNT++;
								//System.out.println(String.format("%d | %d", i,
								//		recycled));
							}
							//else
							//	System.out.println(entry);
						}
					}

				}
				
				System.out.println(String.format("Case #%d: %s", n,COUNT));
				
				n++;
				}
			
		} catch (NumberFormatException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
	}



private String getRecycled(String i) {
	String s = new String(i + "");
	
	String s2 = s.substring(s.length() - 1);
	s = s.substring(0, s.length()-1);
	s = s2 + s;
	
	
	return s;
}

	
	
}
