package codejam;

import java.util.*;
import java.io.*;

public class RecycledNumbers {
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new FileReader("in.txt"));
		PrintWriter out = new PrintWriter(new File("out.txt"));
		
		int T = Integer.parseInt(in.readLine());
		for (int t = 1; t <= T; ++t) {
			String[] parts = in.readLine().split("[ ]+");
			int A = Integer.parseInt(parts[0]);
			int B = Integer.parseInt(parts[1]);
			
			int cnt = 0;
			for (int i = A; i < B; ++i) {
				String str = String.valueOf(i);
				int n = str.length();
				String res = "";
				Set<Integer> seen = new HashSet<Integer>();
				for (int j = n - 1; j > 0; --j) {
					res = str.substring(j) + str.substring(0, j);
					int k = Integer.parseInt(res);
					if (k > i && k <= B) {
						//System.out.println("(" + i + ", " + k + ")");
						if (!seen.contains(k)) {
							++cnt;
							seen.add(k);
						}
					}
				}
			}

			out.println("Case #" + t + ": " + cnt);
		}
		
		in.close();
		out.close();
		System.exit(0);
	}
}

package info.m3o.gcj2012.recyclednumber;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class InputFileLoader {


	protected File infile;

	protected List<String> rawInputLines;

    public List<String> getRawInputLines() {
        if (rawInputLines == null) {
        	rawInputLines = new ArrayList<String>();
        }
        return this.rawInputLines;
    }



	InputFileLoader(String infilepath) {
		infile = new File(infilepath);
		assert infile.canRead() == true : "File " + infilepath
				+ " is not readable.";
	}


	public void readInputFile() {
		assert infile != null : "Infile is null.";
		assert infile.canRead() == true;
		
		FileReader fr;
		BufferedReader br;
		String str;
		if (infile.canRead()) {
			try {
				fr = new FileReader(infile);
				br = new BufferedReader(fr);
				str = br.readLine();
				while (str != null) {
					this.getRawInputLines().add(str);
					str = br.readLine();
				}
			} catch (FileNotFoundException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
				return;
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
				return;
			}
		}
	}

}
